{
  "apiVersion": 1,
  "kind": "work-order",
  "purpose": "Taking the firearm apart for a job such as refinishing, and putting it back together to specification.",
  "firearm": {
    "slug": "m1911a1",
    "name": "M1911A1 / 1911 Government Model",
    "manufacturer": {
      "id": "generic-1911",
      "name": "M1911 Pattern (multiple manufacturers)"
    },
    "category": "pistol",
    "action": "hammer-fired-short-recoil",
    "calibers": [
      ".45 ACP",
      "9x19mm Parabellum",
      "10mm Auto",
      ".38 Super"
    ],
    "alsoKnownAs": [
      "Colt Government Model",
      "M1911",
      "GI 1911",
      ".45 Automatic, Model of 1911"
    ],
    "coversAlso": [
      "Colt Government Model",
      "Springfield Armory Mil-Spec and GI models",
      "Rock Island Armory GI-pattern 1911s",
      "Most full-size GI-pattern 1911 clones"
    ],
    "page": "firearms/m1911a1.html",
    "bundle": "api/v1/firearms/m1911a1.json",
    "lastUpdated": "2026-10-29"
  },
  "notices": [
    "This work order is written for the M1911A1 / 1911 Government Model. It is reported to cover Colt Government Model; Springfield Armory Mil-Spec and GI models; Rock Island Armory GI-pattern 1911s; Most full-size GI-pattern 1911 clones — if the firearm on the bench is one of those, check the torque notes: values do not always carry over.",
    "No manufacturer torque values are recorded. The values listed are reported by other sources, not the manufacturer — confirm them before use."
  ],
  "disclaimer": {
    "headline": "Read this before you use anything here.",
    "points": [
      "This is a guide, not an authority. Entries are compiled from manufacturer manuals, technical manuals, published references, and community knowledge. Some of it comes from sources that are not authoritative, and some of it may simply be wrong.",
      "Always consult the manufacturer's manual for your specific firearm and serial-number range. Manufacturers change designs mid-production without renaming the model. The manual that shipped with your firearm outranks anything on this site.",
      "Consult a licensed gunsmith for anything beyond routine field stripping and cleaning, for any firearm you are unsure about, and for any procedure marked as gunsmith-recommended here.",
      "Treat every firearm as loaded. Verify it is unloaded, with the magazine removed and the chamber physically and visually checked, before any procedure in this database. Point it in a safe direction the entire time.",
      "Disassembly can damage a firearm or injure you. Springs are under tension, parts can launch, and reassembling a firearm incorrectly can make it unsafe to fire in a way that is not obvious from the outside. If a reassembled firearm does not pass a function check, stop and see a gunsmith.",
      "Torque values are shown in two groups. Values from the manufacturer or the issuing military are shown as such, with the document they came from. Values reported by anyone else — parts makers, gunsmithing publishers, articles, forums — are shown separately with who said them, how reliable that source is, and their exact words. Those are not specifications. Confirm any torque value with the manufacturer or a licensed gunsmith before relying on it.",
      "Nothing here is legal advice. Firearms law varies by country, state, and city, and some modifications or configurations are regulated or prohibited. You are responsible for knowing and following the law where you are.",
      "No warranty of any kind. Contributors and maintainers accept no liability for damage, injury, or loss arising from use of this material."
    ],
    "page": "disclaimer.html",
    "legal": {
      "summary": "Legal notice: this material is third-party information compiled from sources of varying reliability and is provided for general informational and educational purposes only. It is not gunsmithing, technical, safety or legal advice, it is not verified or endorsed by any manufacturer, and it must not be taken as fact. Any work on a firearm beyond the routine field stripping described in its own owner's manual should be performed only by a licensed and insured gunsmith. You use this material entirely at your own risk. Fundamental Build LLC and the project's contributors make no warranty of any kind and accept no liability for death, injury, damage or loss arising from its use. Full terms: LEGAL.md.",
      "page": "legal.html",
      "notice": "https://github.com/Fundamental-build-LLC/Pew-Takedown/blob/main/LEGAL.md"
    }
  },
  "sourcing": {
    "confidence": "high",
    "verification": "armorer-manual-verified"
  },
  "manufacturerDisassembly": {
    "status": "not-recorded",
    "limit": null,
    "statement": null,
    "source": null
  },
  "recalls": [],
  "shopTier": {
    "tier": 2,
    "group": "pistol",
    "rating": "Pew-Takedown editorial rating (1 easy – 3 hardest), not the manufacturer's",
    "reason": "57 pieces (51 keys) that come apart with the gun's own parts as tools, but with classic traps: the mainspring must be compressed while its cap pin goes back in, the safety plunger has to be held in the plunger tube as the thumb safety goes in (hammer cocked), the three-leaf sear spring must be positioned, and the slide stop scratches the frame unless it rides over its plunger.",
    "confidence": "high",
    "partCount": {
      "value": 51,
      "kind": "line-items",
      "covers": "Colt WWII Reproduction M1911A1 'Parts Illustration and List' (Fig. 12), complete pistol incl. magazine; 51 key numbers.",
      "basis": "manufacturer-parts-list",
      "source": {
        "title": "Colt Safety and Instruction Manual: Colt WWII Reproduction Pistol Model M1911A1",
        "publisher": "Colt's Manufacturing Company, Inc.",
        "reliability": "primary",
        "url": "https://www.colt.com/wp-content/uploads/2023/02/wwiireproductionpistolmodelm1911a1.pdf",
        "page": "47–48",
        "pdfPage": null,
        "pageUrl": null,
        "quote": "51 Lanyard Loop Pin"
      }
    },
    "painPoints": [
      {
        "issue": "If the mainspring housing is stripped, the mainspring needs considerable pressure while its pin goes back in.",
        "during": "reassembly",
        "source": {
          "title": "M1911 Stripping",
          "publisher": "M1911.ORG",
          "reliability": "secondary",
          "url": "https://www.m1911.org/stripin1.htm",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "If you have taken the mainspring housing apart, be careful when putting it back together, as the mainspring needs considerable pressure, in order to be inserted in the housing, while in the same time you must put the pin back in."
        }
      },
      {
        "issue": "The thumb safety only goes back in with the hammer cocked and the safety plunger held into the plunger tube with a small pin.",
        "during": "reassembly",
        "source": {
          "title": "M1911 Stripping",
          "publisher": "M1911.ORG",
          "reliability": "secondary",
          "url": "https://www.m1911.org/stripin1.htm",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "In order to put the Safety Lock back in, you should use a small pin, to push the Safety Lock Plunger in the Plunger tube. Push the Plunger in, while in the same time you twist and push the Safety Lock inwards. Remember that the hammer should be cocked for the Safety lock to be inserted."
        }
      },
      {
        "issue": "The slide stop almost always leaves a scratch on the first rebuild unless it is pushed so the plunger rides onto its flat face.",
        "during": "reassembly",
        "source": {
          "title": "M1911 Stripping",
          "publisher": "M1911.ORG",
          "reliability": "secondary",
          "url": "https://www.m1911.org/stripin1.htm",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "Let me say that no M-1911 owner I know, has managed that the first time he reassembled his pistol, so do not feel bad if your pride and joy has a circular scratch below the slide stop opening on the frame"
        }
      },
      {
        "issue": "The recoil spring plug is under considerable tension when the bushing is turned.",
        "during": "disassembly",
        "source": {
          "title": "Exploded View: U.S. M1911A1",
          "publisher": "American Rifleman (NRA)",
          "reliability": "secondary",
          "url": "https://www.americanrifleman.org/content/exploded-view-u-s-m1911a1/",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "Be careful, as the spring is under considerable tension."
        }
      },
      {
        "issue": "Sear and disconnector must go back in their original relationship under the sear spring.",
        "during": "reassembly",
        "source": {
          "title": "Exploded View: U.S. M1911A1",
          "publisher": "American Rifleman (NRA)",
          "reliability": "secondary",
          "url": "https://www.americanrifleman.org/content/exploded-view-u-s-m1911a1/",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "Lift out the sear (39) and disconnector (5), noting the relationship between these parts to facilitate reassembly."
        }
      }
    ],
    "minutes": {
      "strip": 30,
      "rebuild": 45,
      "basis": "estimated",
      "note": "Slide (firing pin stop, firing pin, extractor, sights, bushing) and frame (MSH and mainspring, grip safety, sear spring, sear/disconnector, hammer, mag catch, plunger tube parts, trigger); rebuild longer for the safety plunger, sear spring and slide stop.",
      "source": null
    },
    "stripScope": [
      {
        "assembly": "Slide",
        "removes": [
          "barrel bushing",
          "recoil spring and plug",
          "firing pin stop",
          "firing pin and spring",
          "extractor",
          "rear sight",
          "front sight (staked; usually left)"
        ],
        "tools": [
          "bushing wrench",
          "sight pusher"
        ]
      },
      {
        "assembly": "Frame",
        "removes": [
          "mainspring housing and pin",
          "grip safety",
          "sear spring",
          "sear, disconnector and sear pin",
          "hammer, strut and pin",
          "thumb safety and plunger tube plungers",
          "magazine catch assembly",
          "trigger",
          "slide stop",
          "grips and bushings"
        ],
        "tools": [
          "1/16\" and 3/32\" punches"
        ]
      }
    ],
    "hardware": {
      "pins": 12,
      "springs": 9,
      "detents": 4,
      "basis": "counted from the manufacturer's parts list (one per key number unless a quantity is given)"
    },
    "specialTools": [
      {
        "tool": "barrel bushing wrench",
        "usedFor": "Tight bushings"
      },
      {
        "tool": "1/16\" pin punch",
        "usedFor": "Pushing the safety plunger and mainspring cap pin"
      },
      {
        "tool": "dovetail sight pusher (or brass drift and padded vise)",
        "usedFor": "Removing and refitting dovetailed sights for coating"
      }
    ],
    "fitOnRebuild": [
      {
        "check": "Barrel bushing fit and barrel link",
        "why": "A tight bushing needs a wrench and the link/link pin must be right for lockup; standard 1911 check",
        "source": null
      },
      {
        "check": "Extractor tension",
        "why": "The internal extractor is a spring and must be tensioned to hold a case against the breech face; standard 1911 check",
        "source": null
      },
      {
        "check": "Function check: trigger reset, sear/striker engagement, safeties",
        "why": "Standard post-reassembly check on any pistol whose fire-control parts were removed; a mis-seated spring shows up here, not on the bench",
        "source": null
      }
    ],
    "assessed": "2026-10-29"
  },
  "videos": [],
  "configurations": [],
  "tools": [
    {
      "name": "Bushing wrench",
      "required": false,
      "usedFor": "Rotating a tight barrel bushing, common on match-grade pistols.",
      "substitute": "Fingers work on most GI-spec pistols."
    },
    {
      "name": "Paperclip or slave pin",
      "required": false,
      "usedFor": "Capturing the recoil spring on full-length guide rod pistols."
    }
  ],
  "phases": [
    {
      "id": "clear",
      "title": "Clear and make safe",
      "steps": [
        {
          "n": 1,
          "instruction": "Point the muzzle in a safe direction and keep your finger off the trigger."
        },
        {
          "n": 2,
          "instruction": "Press the magazine release and remove the magazine.",
          "partsFreed": [
            "Magazine"
          ]
        },
        {
          "n": 3,
          "instruction": "Retract the slide to eject any chambered round and lock the slide open with the slide stop."
        },
        {
          "n": 4,
          "instruction": "Visually and physically confirm the chamber is empty.",
          "warning": "Look and feel. Do not rely on either alone."
        },
        {
          "n": 5,
          "instruction": "Clear all live ammunition from the work area."
        }
      ],
      "videos": []
    },
    {
      "id": "disassemble",
      "title": "Disassemble",
      "videos": [],
      "procedures": [
        {
          "procedure": "field-strip",
          "title": "Field Strip (GI-pattern, short guide rod)",
          "level": "field-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Complete the Clear and Make Safe procedure, then let the slide forward and leave the hammer cocked with the thumb safety off."
            },
            {
              "n": 2,
              "instruction": "Press the recoil spring plug inward against spring pressure with your thumb, and rotate the barrel bushing clockwise (as seen from the muzzle) until the plug is free of the bushing's shoulder.",
              "warning": "Keep firm control of the plug. Released suddenly, it will launch several feet. Eye protection on."
            },
            {
              "n": 3,
              "instruction": "Ease the recoil spring plug out slowly, letting the spring decompress under control.",
              "partsFreed": [
                "Recoil spring plug"
              ]
            },
            {
              "n": 4,
              "instruction": "Retract the slide until the small takedown notch on the underside of the slide lines up with the round lug on the slide stop."
            },
            {
              "n": 5,
              "instruction": "Push the slide stop pin from the right side of the frame and withdraw the slide stop from the left.",
              "tip": "If it will not move, the notch is not aligned. Do not pry.",
              "partsFreed": [
                "Slide stop"
              ]
            },
            {
              "n": 6,
              "instruction": "Push the slide assembly forward and off the front of the frame rails.",
              "partsFreed": [
                "Slide assembly"
              ]
            },
            {
              "n": 7,
              "instruction": "Withdraw the recoil spring and recoil spring guide from the rear of the slide.",
              "partsFreed": [
                "Recoil spring",
                "Recoil spring guide"
              ]
            },
            {
              "n": 8,
              "instruction": "Rotate the barrel bushing counterclockwise (as seen from the muzzle) and remove it from the front of the slide.",
              "partsFreed": [
                "Barrel bushing"
              ]
            },
            {
              "n": 9,
              "instruction": "Push the barrel link forward toward the muzzle, then slide the barrel forward and out the front of the slide.",
              "partsFreed": [
                "Barrel",
                "Barrel link"
              ]
            }
          ]
        },
        {
          "procedure": "barrel-slide-detail-strip",
          "title": "Detail strip the barrel link, firing pin and extractor",
          "level": "detail-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Field strip the pistol so that the barrel group and the slide group are separate."
            },
            {
              "n": 2,
              "instruction": "Push the barrel link pin out of the barrel lugs.",
              "tip": "The figure notes the pin is installed from right to left.",
              "partsFreed": [
                "Barrel link pin"
              ]
            },
            {
              "n": 3,
              "instruction": "Remove the barrel link from the barrel.",
              "partsFreed": [
                "Barrel link"
              ]
            },
            {
              "n": 4,
              "instruction": "Press the firing pin forward into the slide with a punch, and slide the firing pin stop out while the firing pin is held compressed.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29).",
              "partsFreed": [
                "Firing pin stop"
              ]
            },
            {
              "n": 5,
              "instruction": "Remove the firing pin and firing pin spring from the rear of the slide.",
              "partsFreed": [
                "Firing pin",
                "Firing pin spring"
              ]
            },
            {
              "n": 6,
              "instruction": "Unseat the cartridge extractor and withdraw it from its hole at the rear of the slide.",
              "tip": "The extractor sits behind the firing pin stop slot; with the stop out it can be unseated and pulled to the rear.",
              "partsFreed": [
                "Cartridge extractor"
              ]
            }
          ]
        },
        {
          "procedure": "sight-removal",
          "title": "Remove the front and rear sights",
          "level": "detail-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Field strip the pistol and support the slide in a fixture."
            },
            {
              "n": 2,
              "instruction": "Drive the front sight out of the slide.",
              "partsFreed": [
                "Front sight"
              ]
            },
            {
              "n": 3,
              "instruction": "Drift the rear sight out of its dovetail slot from left to right.",
              "partsFreed": [
                "Rear sight"
              ]
            }
          ]
        },
        {
          "procedure": "receiver-fire-control-detail-strip",
          "title": "Detail strip the receiver: safety, hammer, sear, disconnector, magazine catch and trigger",
          "level": "detail-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Field strip the pistol and remove the magazine, leaving the receiver group."
            },
            {
              "n": 2,
              "instruction": "Remove the safety.",
              "partsFreed": [
                "Safety"
              ]
            },
            {
              "n": 3,
              "instruction": "Release the hammer so that it is down before you remove the hammer pin."
            },
            {
              "n": 4,
              "instruction": "Push the hammer pin out of the receiver.",
              "tip": "When installed, the head of the hammer pin is on the left side.",
              "partsFreed": [
                "Hammer pin"
              ]
            },
            {
              "n": 5,
              "instruction": "Remove the hammer group (hammer with hammer strut).",
              "partsFreed": [
                "Hammer group"
              ]
            },
            {
              "n": 6,
              "instruction": "Drive out the mainspring housing pin with a punch.",
              "partsFreed": [
                "Mainspring housing pin"
              ]
            },
            {
              "n": 7,
              "instruction": "Remove the mainspring housing assembly from the receiver.",
              "partsFreed": [
                "Mainspring housing assembly"
              ]
            },
            {
              "n": 8,
              "instruction": "Remove the grip safety.",
              "partsFreed": [
                "Grip safety"
              ]
            },
            {
              "n": 9,
              "instruction": "Remove the sear spring.",
              "partsFreed": [
                "Sear spring"
              ]
            },
            {
              "n": 10,
              "instruction": "Push the sear pin out from right to left.",
              "partsFreed": [
                "Sear pin"
              ]
            },
            {
              "n": 11,
              "instruction": "Remove the sear and disconnector.",
              "partsFreed": [
                "Sear",
                "Disconnector"
              ]
            },
            {
              "n": 12,
              "instruction": "Separate the sear and disconnector."
            },
            {
              "n": 13,
              "instruction": "Turn the magazine catch lock 90 degrees to unlock the magazine catch group, and remove the magazine catch group from the receiver.",
              "partsFreed": [
                "Magazine catch group"
              ]
            },
            {
              "n": 14,
              "instruction": "Turn the magazine catch lock counterclockwise and separate the magazine catch lock and magazine catch spring from the magazine catch.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29).",
              "partsFreed": [
                "Magazine catch",
                "Magazine catch lock",
                "Magazine catch spring"
              ]
            },
            {
              "n": 15,
              "instruction": "Remove the trigger.",
              "partsFreed": [
                "Trigger"
              ]
            }
          ]
        },
        {
          "procedure": "hammer-mainspring-housing-detail-strip",
          "title": "Disassemble the hammer group and mainspring housing",
          "level": "detail-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Remove the hammer group and the mainspring housing assembly from the receiver (procedure 'receiver-fire-control-detail-strip', steps 2–7)."
            },
            {
              "n": 2,
              "instruction": "Drive the hammer strut pin out from left to right.",
              "partsFreed": [
                "Hammer strut pin"
              ]
            },
            {
              "n": 3,
              "instruction": "Separate the hammer strut from the hammer.",
              "partsFreed": [
                "Hammer strut",
                "Hammer"
              ]
            },
            {
              "n": 4,
              "instruction": "Depress the mainspring in the housing and push out the straight headed pin.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29).",
              "partsFreed": [
                "Straight headed pin"
              ]
            },
            {
              "n": 5,
              "instruction": "Remove the mainspring (helical compression spring), mainspring cap pin and detent plunger from the mainspring housing.",
              "partsFreed": [
                "Mainspring",
                "Mainspring cap pin",
                "Detent plunger"
              ]
            },
            {
              "n": 6,
              "instruction": "Separate the detent plunger, helical compression spring and mainspring cap pin."
            },
            {
              "n": 7,
              "instruction": "Drive out the lanyard loop spring pin.",
              "partsFreed": [
                "Spring pin"
              ]
            },
            {
              "n": 8,
              "instruction": "Separate the lanyard loop from the housing.",
              "partsFreed": [
                "Lanyard loop"
              ]
            }
          ]
        },
        {
          "procedure": "receiver-frame-detail-strip",
          "title": "Strip the receiver: plungers, grips, plunger tube, ejector and grip screw bushings",
          "level": "detail-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Complete 'receiver-fire-control-detail-strip' so that the safety is out of the receiver."
            },
            {
              "n": 2,
              "instruction": "Remove the slide stop plunger, helical compression spring and safety plunger from the plunger tube.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29).",
              "partsFreed": [
                "Slide stop plunger",
                "Slide stop plunger helical compression spring",
                "Safety plunger"
              ]
            },
            {
              "n": 3,
              "instruction": "Remove the grip screws.",
              "partsFreed": [
                "Grip screws"
              ]
            },
            {
              "n": 4,
              "instruction": "Remove the plastic grips.",
              "partsFreed": [
                "Left hand grip",
                "Right hand grip"
              ]
            },
            {
              "n": 5,
              "instruction": "Unseat the plunger tube.",
              "warning": "Only to replace the tube: it is staked to the receiver, and the TM reinstalls it with a staking tool (para 37b)."
            },
            {
              "n": 6,
              "instruction": "Remove the plunger tube.",
              "partsFreed": [
                "Plunger tube"
              ]
            },
            {
              "n": 7,
              "instruction": "Drive the ejector pin out from left to right.",
              "partsFreed": [
                "Ejector pin"
              ]
            },
            {
              "n": 8,
              "instruction": "Remove the cartridge ejector.",
              "partsFreed": [
                "Cartridge ejector"
              ]
            },
            {
              "n": 9,
              "instruction": "Remove the grip screw bushings with a screwdriver only if their threads are stripped or worn.",
              "warning": "Grip screw bushings will not be removed from the receiver unless threads are stripped or worn (fig. 32 note).",
              "partsFreed": [
                "Grip screw bushings"
              ]
            }
          ]
        }
      ]
    },
    {
      "id": "refinish",
      "title": "Refinish",
      "components": [
        {
          "name": "Recoil spring plug",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 3
        },
        {
          "name": "Slide stop",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 5
        },
        {
          "name": "Slide assembly",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 6
        },
        {
          "name": "Recoil spring",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 7
        },
        {
          "name": "Recoil spring guide",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 7
        },
        {
          "name": "Barrel bushing",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 8
        },
        {
          "name": "Barrel",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 9
        },
        {
          "name": "Barrel link",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 9
        },
        {
          "name": "Barrel link pin",
          "procedure": "barrel-slide-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Firing pin stop",
          "procedure": "barrel-slide-detail-strip",
          "level": "detail-strip",
          "step": 4
        },
        {
          "name": "Firing pin",
          "procedure": "barrel-slide-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Firing pin spring",
          "procedure": "barrel-slide-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Cartridge extractor",
          "procedure": "barrel-slide-detail-strip",
          "level": "detail-strip",
          "step": 6
        },
        {
          "name": "Front sight",
          "procedure": "sight-removal",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Rear sight",
          "procedure": "sight-removal",
          "level": "detail-strip",
          "step": 3
        },
        {
          "name": "Safety",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Hammer pin",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 4
        },
        {
          "name": "Hammer group",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Mainspring housing pin",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 6
        },
        {
          "name": "Mainspring housing assembly",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 7
        },
        {
          "name": "Grip safety",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 8
        },
        {
          "name": "Sear spring",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 9
        },
        {
          "name": "Sear pin",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 10
        },
        {
          "name": "Sear",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 11
        },
        {
          "name": "Disconnector",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 11
        },
        {
          "name": "Magazine catch group",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 13
        },
        {
          "name": "Magazine catch",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 14
        },
        {
          "name": "Magazine catch lock",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 14
        },
        {
          "name": "Magazine catch spring",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 14
        },
        {
          "name": "Trigger",
          "procedure": "receiver-fire-control-detail-strip",
          "level": "detail-strip",
          "step": 15
        },
        {
          "name": "Hammer strut pin",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Hammer strut",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 3
        },
        {
          "name": "Hammer",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 3
        },
        {
          "name": "Straight headed pin",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 4
        },
        {
          "name": "Mainspring",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Mainspring cap pin",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Detent plunger",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 5
        },
        {
          "name": "Spring pin",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 7
        },
        {
          "name": "Lanyard loop",
          "procedure": "hammer-mainspring-housing-detail-strip",
          "level": "detail-strip",
          "step": 8
        },
        {
          "name": "Slide stop plunger",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Slide stop plunger helical compression spring",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Safety plunger",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 2
        },
        {
          "name": "Grip screws",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 3
        },
        {
          "name": "Left hand grip",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 4
        },
        {
          "name": "Right hand grip",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 4
        },
        {
          "name": "Plunger tube",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 6
        },
        {
          "name": "Ejector pin",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 7
        },
        {
          "name": "Cartridge ejector",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 8
        },
        {
          "name": "Grip screw bushings",
          "procedure": "receiver-frame-detail-strip",
          "level": "detail-strip",
          "step": 9
        }
      ],
      "manufacturerPartsList": {
        "parts": 51,
        "scope": "Section 6 Parts Illustration and List (2001) for Colt's WWII Reproduction M1911A1 (Fig. 12). Chosen over TM 9-1005-211-12 App. B, whose org repair parts list has only 10 items; -34 refers its list to separate TM -35P."
      },
      "partsDiagrams": [],
      "materials": [],
      "note": "The components the procedures above separate. Coating, masking and cure are outside this database; follow your coating system's instructions. A part the manufacturer marks \"factory fit\" should not be swapped or reworked."
    },
    {
      "id": "reassemble",
      "title": "Reassemble",
      "videos": [],
      "procedures": [
        {
          "procedure": "receiver-frame-detail-strip",
          "title": "Strip the receiver: plungers, grips, plunger tube, ejector and grip screw bushings",
          "configuration": false,
          "steps": null,
          "instruction": "Reverse the steps of \"Strip the receiver: plungers, grips, plunger tube, ejector and grip screw bushings\"."
        },
        {
          "procedure": "hammer-mainspring-housing-detail-strip",
          "title": "Disassemble the hammer group and mainspring housing",
          "configuration": false,
          "steps": null,
          "instruction": "Reverse the steps of \"Disassemble the hammer group and mainspring housing\"."
        },
        {
          "procedure": "receiver-fire-control-detail-strip",
          "title": "Detail strip the receiver: safety, hammer, sear, disconnector, magazine catch and trigger",
          "configuration": false,
          "steps": null,
          "instruction": "Reverse the steps of \"Detail strip the receiver: safety, hammer, sear, disconnector, magazine catch and trigger\"."
        },
        {
          "procedure": "sight-removal",
          "title": "Remove the front and rear sights",
          "configuration": false,
          "steps": null,
          "instruction": "Reverse the steps of \"Remove the front and rear sights\"."
        },
        {
          "procedure": "barrel-slide-detail-strip",
          "title": "Detail strip the barrel link, firing pin and extractor",
          "configuration": false,
          "steps": null,
          "instruction": "Reverse the steps of \"Detail strip the barrel link, firing pin and extractor\"."
        },
        {
          "procedure": "barrel-slide-detail-reassembly",
          "title": "Reassemble the extractor, firing pin and barrel link",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Insert the cartridge extractor into its hole at the rear of the slide and seat it."
            },
            {
              "n": 2,
              "instruction": "Align the slot of the extractor with the firing pin stop slot.",
              "tip": "The figure shows the extractor's slot lying in line with the firing pin stop slot when it is correctly positioned."
            },
            {
              "n": 3,
              "instruction": "Insert the firing pin spring onto the firing pin and insert both into the rear of the slide, with the small loop of the spring to the rear.",
              "tip": "Para 33 note: when assembling firing pin and recoil springs, the small loop of the springs goes to the rear."
            },
            {
              "n": 4,
              "instruction": "Press the firing pin forward with a punch and slide the firing pin stop into its slot until it covers the firing pin.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29)."
            },
            {
              "n": 5,
              "instruction": "Place the barrel link between the barrel lugs."
            },
            {
              "n": 6,
              "instruction": "Install the barrel link pin from right to left."
            },
            {
              "n": 7,
              "instruction": "Reassemble the pistol per the entry's reassembly procedure."
            }
          ],
          "instruction": null
        },
        {
          "procedure": "sight-installation",
          "title": "Install the front and rear sights",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Insert the front sight into its location in the slide."
            },
            {
              "n": 2,
              "instruction": "Rivet the front sight to the slide using the (improvised) riveting fixture.",
              "tip": "Para 32j: a loose front sight is restaked the same way."
            },
            {
              "n": 3,
              "instruction": "If the rear sight was loose, peen the top portion of the dovetail slot."
            },
            {
              "n": 4,
              "instruction": "Drift the rear sight into its dovetail slot from right to left with a brass drift."
            }
          ],
          "instruction": null
        },
        {
          "procedure": "receiver-frame-detail-reassembly",
          "title": "Reassemble the receiver: bushings, ejector, plunger tube, grips and plungers",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "If the grip screw bushings were removed, install new bushings and stake them with the bushing staking tool, a punch and hammer."
            },
            {
              "n": 2,
              "instruction": "Install the cartridge ejector."
            },
            {
              "n": 3,
              "instruction": "Install the ejector pin from right to left."
            },
            {
              "n": 4,
              "instruction": "If the plunger tube was removed, install it on the receiver and stake it with the staking tool and staking fixture (7/64-inch diameter drill rod)."
            },
            {
              "n": 5,
              "instruction": "Install the plastic grips."
            },
            {
              "n": 6,
              "instruction": "Install the grip screws."
            },
            {
              "n": 7,
              "instruction": "Install the safety plunger, helical compression spring and slide stop plunger in the plunger tube.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29)."
            }
          ],
          "instruction": null
        },
        {
          "procedure": "hammer-mainspring-housing-reassembly",
          "title": "Reassemble the mainspring housing and hammer group",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Connect the lanyard loop to the mainspring housing."
            },
            {
              "n": 2,
              "instruction": "Install the lanyard loop spring pin."
            },
            {
              "n": 3,
              "instruction": "Connect the detent plunger, helical compression spring (mainspring) and mainspring cap pin."
            },
            {
              "n": 4,
              "instruction": "Install the mainspring, cap pin and detent plunger into the mainspring housing."
            },
            {
              "n": 5,
              "instruction": "Depress the mainspring and install the straight headed pin.",
              "warning": "Wherever springs are found to be under tension or pressure, extreme care should be exercised when removing components. Keep the finger and thumb over applicable components to prevent injury to personnel or loss of parts (TM para 29)."
            },
            {
              "n": 6,
              "instruction": "Connect the hammer strut to the hammer."
            },
            {
              "n": 7,
              "instruction": "Install the hammer strut pin from right to left."
            }
          ],
          "instruction": null
        },
        {
          "procedure": "receiver-fire-control-reassembly",
          "title": "Reassemble the receiver fire control, magazine catch and mainspring housing",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Install the trigger."
            },
            {
              "n": 2,
              "instruction": "Assemble the magazine catch spring and magazine catch lock into the magazine catch: align the magazine catch lock lug with the magazine catch opening and turn the lock clockwise."
            },
            {
              "n": 3,
              "instruction": "Position the magazine catch group in the receiver and turn the lock 90 degrees to lock the group in place."
            },
            {
              "n": 4,
              "instruction": "Connect the sear and disconnector."
            },
            {
              "n": 5,
              "instruction": "Install the sear and disconnector in the receiver."
            },
            {
              "n": 6,
              "instruction": "Install the sear pin with the head of the pin on the left side."
            },
            {
              "n": 7,
              "instruction": "Install the hammer group and hammer pin, with the head of the pin on the left side."
            },
            {
              "n": 8,
              "instruction": "Raise the hammer strut and install the sear spring.",
              "tip": "Figure 28 shows a rear view of where the sear spring sits behind the sear and disconnector."
            },
            {
              "n": 9,
              "instruction": "Partially install the mainspring housing assembly to hold the sear spring in position."
            },
            {
              "n": 10,
              "instruction": "Drop the hammer strut and install the grip safety."
            },
            {
              "n": 11,
              "instruction": "Cock the hammer before installing the safety."
            },
            {
              "n": 12,
              "instruction": "Install and position the safety.",
              "tip": "The figure marks the slide stop plunger at this step: the safety's pin portion goes in past the plunger in the plunger tube."
            },
            {
              "n": 13,
              "instruction": "Release the hammer and position the hammer strut into the mainspring housing assembly."
            },
            {
              "n": 14,
              "instruction": "Install the mainspring housing pin."
            },
            {
              "n": 15,
              "instruction": "Reassemble the slide group to the receiver and complete the final inspection checks of chapter 6 (trigger pull, safety and functioning)."
            }
          ],
          "instruction": null
        },
        {
          "procedure": "reassembly",
          "title": "Reassembly",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Insert the barrel into the front of the slide, chamber end first, and seat it fully."
            },
            {
              "n": 2,
              "instruction": "Install the barrel bushing over the barrel and rotate it clockwise (viewed from the muzzle) until it locks in place."
            },
            {
              "n": 3,
              "instruction": "Insert the recoil spring guide into the rear of the slide so it seats against the barrel lug."
            },
            {
              "n": 4,
              "instruction": "Slip the recoil spring over the guide from the front."
            },
            {
              "n": 5,
              "instruction": "Set the slide assembly onto the frame rails from the front and push it rearward."
            },
            {
              "n": 6,
              "instruction": "Align the takedown notch with the slide stop hole, tip the barrel link forward so its hole lines up with the frame hole, then insert the slide stop from the left and press it fully home.",
              "warning": "Never force the slide stop. If it does not pass through, the barrel link is not aligned. Forcing it bends the link or scars the frame.",
              "tip": "A fingertip through the magazine well can tip the link forward into position."
            },
            {
              "n": 7,
              "instruction": "Install the recoil spring plug over the front of the recoil spring, press it in against spring pressure, and rotate the barrel bushing counterclockwise (viewed from the muzzle) to capture it.",
              "warning": "Thumb over the plug the entire time."
            },
            {
              "n": 8,
              "instruction": "Rack the slide several times to confirm it runs freely, then perform the function check."
            }
          ],
          "instruction": null
        }
      ]
    },
    {
      "id": "torque",
      "title": "Torque",
      "coverage": "reported-only",
      "manufacturer": [],
      "reported": [
        {
          "fastener": "Grip screws",
          "appliesTo": "1911 Government with Hogue G10 grips (factory hardware)",
          "qualifier": "exact",
          "value": 12,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 1.4,
              "in-lb": 12,
              "ft-lb": 1
            },
            "valueMax": null
          },
          "sequence": null,
          "threadlocker": null,
          "source": {
            "title": "1911 Govt 3/16\" Thin Chain Link Solid Black G10 grip (product page)",
            "publisher": "Hogue, Inc.",
            "reliability": "secondary",
            "url": "https://www.hogueinc.com/1911-govt-3-16-thin-chain-link-solid-black-g10",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "• Grip screws should be tightened to 12 in/lbs of torque with a correct fitting 3/32\" hex driver."
          }
        },
        {
          "fastener": "Grip screws",
          "appliesTo": "1911 grip screws (Challis Grips general guidance)",
          "qualifier": "exact",
          "value": 5,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 0.56,
              "in-lb": 5,
              "ft-lb": 0.42
            },
            "valueMax": null
          },
          "sequence": null,
          "threadlocker": null,
          "source": {
            "title": "FAQ's about Bushings & Accessories",
            "publisher": "Challis Grips",
            "reliability": "secondary",
            "url": "https://www.challisgrips.com/pg/24-FAQ-s-about-Bushings-Accessories.aspx",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "Do not use the long arm of a hex wrench (Allen wrench) to tighten grip screws. 5 in-lbs is sufficient and more is detrimental."
          }
        },
        {
          "fastener": "Grip screws",
          "appliesTo": "1911 with Challis Hex Drive bushings and O-rings, hard grip materials (G10, ivory, aluminum)",
          "qualifier": "maximum",
          "value": 10,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 1.1,
              "in-lb": 10,
              "ft-lb": 0.83
            },
            "valueMax": null
          },
          "sequence": null,
          "threadlocker": null,
          "source": {
            "title": "FAQ's about Bushings & Accessories",
            "publisher": "Challis Grips",
            "reliability": "secondary",
            "url": "https://www.challisgrips.com/pg/24-FAQ-s-about-Bushings-Accessories.aspx",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "Up to 10 in/lbs can be used for hard materials, but with any grip material 5 in/lbs is sufficient to hold the grips tight and prevent grip screws from loosening if you are using our O-rings."
          }
        },
        {
          "fastener": "Grip screw bushings (Challis Hex Drive)",
          "appliesTo": "1911 steel and aluminum frames, Challis Hex Drive bushings",
          "qualifier": "exact",
          "value": 18,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 2,
              "in-lb": 18,
              "ft-lb": 1.5
            },
            "valueMax": null
          },
          "sequence": null,
          "threadlocker": "\"If our bushings are installed with the proper torque and used with the bushing O-rings they do not require Loctite. If you feel the need to use Loctite, we recommend blue.\"",
          "source": {
            "title": "FAQ's about Bushings & Accessories",
            "publisher": "Challis Grips",
            "reliability": "secondary",
            "url": "https://www.challisgrips.com/pg/24-FAQ-s-about-Bushings-Accessories.aspx",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "We recommend 18 in-lbs torque when installing our bushings in steel and aluminum frames."
          }
        },
        {
          "fastener": "Red-dot optic mounting screws (6-32 flat head, supplied) into EGW rear-dovetail sight mount",
          "appliesTo": "1911 with a G.I.-style rear sight cut (e.g. Springfield 1911A1) with the EGW 'Trijicon RMR / SRO, Holosun 407c / 507c Mount for GI 1911' (replaces the rear sight; for Trijicon RMR/SRO, Holosun 407C/50",
          "qualifier": "exact",
          "value": 15,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 1.7,
              "in-lb": 15,
              "ft-lb": 1.2
            },
            "valueMax": null
          },
          "sequence": "Remove the rear sight, install the EGW mount in the dovetail, tighten the set screw if applicable, place the optic on the mount, then apply blue Loctite and torque the optic screws.",
          "threadlocker": "Blue Loctite on the provided mounting screws (EGW instructions)",
          "source": {
            "title": "Trijicon RMR / SRO, Holosun 407c / 507c Mount for GI 1911 (EGW product page, installation instructions section)",
            "publisher": "Evolution Gun Works (EGW)",
            "reliability": "secondary",
            "url": "https://egwguns.com/trijicon-rmr-sro-holosun-407c-507c-mount-for-gi-1911",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "Torque mounting screws to 15in/lbs"
          }
        },
        {
          "fastener": "Red-dot optic mounting screws (supplied) into EGW rear-dovetail sight mount (Docter/Venom/Viper/FastFire footprint)",
          "appliesTo": "1911 with a G.I.-style rear sight cut (e.g. Springfield 1911A1) with the EGW '1911 GI Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW' (replaces the rear sight)",
          "qualifier": "exact",
          "value": 15,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 1.7,
              "in-lb": 15,
              "ft-lb": 1.2
            },
            "valueMax": null
          },
          "sequence": "Remove the rear sight, install the EGW mount in the dovetail, tighten the set screw if applicable, place the optic on the mount, then apply blue Loctite and torque the optic screws.",
          "threadlocker": "Blue Loctite on the provided mounting screws (EGW instructions)",
          "source": {
            "title": "1911 GI Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW (EGW product page, installation instructions section)",
            "publisher": "Evolution Gun Works (EGW)",
            "reliability": "secondary",
            "url": "https://egwguns.com/vortex-viper-venom-gi-1911-sight-mount-fits-burris-fastfire-and-docter",
            "page": null,
            "pdfPage": null,
            "pageUrl": null,
            "quote": "Torque mounting screws to 15 in/lbs"
          }
        },
        {
          "fastener": "DeltaPoint Pro M4x.7x15.8mm Torx screws through Leupold mount base into dovetail",
          "appliesTo": "1911 'Standard' with Leupold DeltaPoint Pro on the Leupold 1911 Standard base/dovetail (SKU 170904)",
          "qualifier": "exact",
          "value": 25,
          "valueMax": null,
          "unit": "in-lb",
          "converted": {
            "value": {
              "N-m": 2.8,
              "in-lb": 25,
              "ft-lb": 2.1
            },
            "valueMax": null
          },
          "sequence": "Remove the rear sight, fit the Leupold dovetail (part number up) in its place, set the mount base over it, seat the DeltaPoint Pro on the base posts, then torque the two Torx screws (press-fit).",
          "threadlocker": null,
          "source": {
            "title": "Leupold DeltaPoint Pro Reflex Sight — Operating Instructions (Part #120278, artwork #120279P; English text with French translation)",
            "publisher": "Leupold & Stevens, Inc.",
            "reliability": "secondary",
            "url": "https://www.leupold.com/media/manuals/DeltaPoint_Pro_Manual_French_120279P.pdf",
            "page": "PDF p. 1 (Installation section; mount li",
            "pdfPage": 1,
            "pageUrl": "https://www.leupold.com/media/manuals/DeltaPoint_Pro_Manual_French_120279P.pdf#page=1",
            "quote": "Secure the screws by applying 25 in-lbs of torque."
          }
        }
      ],
      "notes": "The manufacturer's documents give no torque value. They say: \"Replace grip screws or bushings when damaged.\" (TM 9-1005-211-34, Direct and General Support Maintenance Manual, Pistol, Caliber .45, Automatic, M1911A1 (22 June 1964), archive.org item UnitedStatesArmyTm910052113422June1964, p. 18 (par. 17, General Maintenance; PDF p. 19)) \"Check for split or damaged plastic grips and loose grip screws.\" (TM 9-1005-211-34, Direct and General Support Maintenance Manual, Pistol, Caliber .45, Automatic, M1911A1 (22 June 1964), archive.org item UnitedStatesArmyTm910052113422June1964, p. 38 (Chapter 6, Final Inspection; PDF p. 39))"
    },
    {
      "id": "function-check",
      "title": "Function check",
      "checks": [
        "Verify the pistol is unloaded before each check.",
        "Cock the hammer, engage the thumb safety, and press the trigger. The hammer must not fall.",
        "Disengage the thumb safety without touching the trigger. The hammer must not fall.",
        "With the hammer cocked and the safety off, press the trigger without depressing the grip safety. The hammer must not fall.",
        "Depress the grip safety and press the trigger. The hammer should fall.",
        "Hold the trigger to the rear, rack the slide, release the trigger and listen for the reset, then press again — the hammer should fall.",
        "Press the slide slightly out of battery and press the trigger. The hammer must not fall (disconnector check).",
        "If any of these checks fail, the pistol is unsafe. Stop and see a gunsmith."
      ],
      "videos": []
    }
  ],
  "troubleshooting": [
    {
      "symptom": "The slide stop will not go back in.",
      "cause": "The barrel link is not upright, so the slide stop pin has nothing to pass through.",
      "fix": "Stand the barrel link vertical and line the slide stop pin up with the hole in it before pressing the stop home."
    }
  ],
  "sources": [
    {
      "n": 1,
      "id": null,
      "title": "FM 23-35: Pistols and Revolvers",
      "publisher": "U.S. War Department / Department of the Army",
      "reliability": "primary",
      "url": null,
      "accessed": null
    },
    {
      "n": 2,
      "id": null,
      "title": "TM 9-1005-211-34: Pistol, Caliber .45, Automatic, M1911A1",
      "publisher": "U.S. Department of the Army",
      "reliability": "primary",
      "url": null,
      "accessed": null
    },
    {
      "n": 3,
      "id": null,
      "title": "Colt Government Model Owner's Manual",
      "publisher": "Colt's Manufacturing Company",
      "reliability": "primary",
      "url": null,
      "accessed": null
    },
    {
      "n": 4,
      "id": "hogue-inc-17604c",
      "title": "1911 Govt 3/16\" Thin Chain Link Solid Black G10 grip (product page)",
      "publisher": "Hogue, Inc.",
      "reliability": "secondary",
      "url": "https://www.hogueinc.com/1911-govt-3-16-thin-chain-link-solid-black-g10",
      "accessed": "2026-09-27"
    },
    {
      "n": 5,
      "id": "challis-grips-17fd48",
      "title": "FAQ's about Bushings & Accessories",
      "publisher": "Challis Grips",
      "reliability": "secondary",
      "url": "https://www.challisgrips.com/pg/24-FAQ-s-about-Bushings-Accessories.aspx",
      "accessed": "2026-09-27"
    },
    {
      "n": 6,
      "id": "headquarters-department-of-the-army-037638",
      "title": "TM 9-1005-211-34, Direct and General Support Maintenance Manual, Pistol, Caliber .45, Automatic, M1911A1 (22 June 1964), archive.org item UnitedStatesArmyTm910052113422June1964",
      "publisher": "Headquarters, Department of the Army",
      "reliability": "primary",
      "url": "https://archive.org/details/UnitedStatesArmyTm910052113422June1964",
      "accessed": "2026-09-27"
    },
    {
      "n": 7,
      "id": "m1911a1-parts-manual",
      "title": "Colt Safety and Instruction Manual: Colt WWII Reproduction Pistol Model M1911A1",
      "publisher": "Colt's Manufacturing Company, Inc.",
      "reliability": "primary",
      "url": "https://www.colt.com/wp-content/uploads/2023/02/wwiireproductionpistolmodelm1911a1.pdf",
      "accessed": "2026-09-27"
    },
    {
      "n": 8,
      "id": "tm-9-1005-211-34",
      "title": "TM 9-1005-211-34 Direct and General Support Maintenance Manual: Pistol, Caliber .45, Automatic, M1911A1",
      "publisher": "Headquarters, Department of the Army",
      "reliability": "primary",
      "url": "https://archive.org/download/UnitedStatesArmyTm910052113422June1964/united_states_army_tm_9-1005-211-34%20-%2022_june_1964.pdf",
      "accessed": "2026-10-03"
    },
    {
      "n": 9,
      "id": "evolution-gun-works-egw-efa6ee",
      "title": "Trijicon RMR / SRO, Holosun 407c / 507c Mount for GI 1911 (EGW product page, installation instructions section)",
      "publisher": "Evolution Gun Works (EGW)",
      "reliability": "secondary",
      "url": "https://egwguns.com/trijicon-rmr-sro-holosun-407c-507c-mount-for-gi-1911",
      "accessed": "2026-10-11"
    },
    {
      "n": 10,
      "id": "evolution-gun-works-egw-5294da",
      "title": "1911 GI Red Dot Mount | Fits Vortex Venom, Viper & Burris FastFire | EGW (EGW product page, installation instructions section)",
      "publisher": "Evolution Gun Works (EGW)",
      "reliability": "secondary",
      "url": "https://egwguns.com/vortex-viper-venom-gi-1911-sight-mount-fits-burris-fastfire-and-docter",
      "accessed": "2026-10-11"
    },
    {
      "n": 11,
      "id": "leupold-stevens-inc-5ae3fa",
      "title": "Leupold DeltaPoint Pro Reflex Sight — Operating Instructions (Part #120278, artwork #120279P; English text with French translation)",
      "publisher": "Leupold & Stevens, Inc.",
      "reliability": "secondary",
      "url": "https://www.leupold.com/media/manuals/DeltaPoint_Pro_Manual_French_120279P.pdf",
      "accessed": "2026-10-11"
    },
    {
      "n": 12,
      "id": "pat-soldier-of-fortune-magazine-dfc2c2",
      "title": "John Browning’s Valentine’s Day Gift to the US Military: the M1911",
      "publisher": "Soldier of Fortune Magazine",
      "reliability": "secondary",
      "url": "https://sofmag.com/m1911-patent-valentines-day/",
      "accessed": "2026-10-13"
    },
    {
      "n": 13,
      "id": "tier-fe5e2f41",
      "title": "M1911 Stripping",
      "publisher": "M1911.ORG",
      "reliability": "secondary",
      "url": "https://www.m1911.org/stripin1.htm",
      "accessed": "2026-10-29"
    },
    {
      "n": 14,
      "id": "tier-0bd2ce9d",
      "title": "Exploded View: U.S. M1911A1",
      "publisher": "American Rifleman (NRA)",
      "reliability": "secondary",
      "url": "https://www.americanrifleman.org/content/exploded-view-u-s-m1911a1/",
      "accessed": "2026-10-29"
    }
  ]
}