{
  "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": "remington-nylon-66",
    "name": "Remington Nylon 66",
    "manufacturer": {
      "id": "remington",
      "name": "Remington Arms"
    },
    "category": "rimfire-rifle",
    "action": "blowback",
    "calibers": [
      ".22 Long Rifle"
    ],
    "alsoKnownAs": [
      "Nylon 66 Mohawk Brown",
      "Apache Black"
    ],
    "coversAlso": [
      "Nylon 66 Mohawk Brown, Apache Black, and Seneca Green",
      "Remington Nylon 76 (lever variant, with differences)"
    ],
    "page": "firearms/remington-nylon-66.html",
    "bundle": "api/v1/firearms/remington-nylon-66.json",
    "lastUpdated": "2026-10-29"
  },
  "notices": [
    "Low-confidence entry: compiled from limited or non-authoritative sources. Verify every step against the manufacturer's manual before relying on it.",
    "This work order is written for the Remington Nylon 66. It is reported to cover Nylon 66 Mohawk Brown, Apache Black, and Seneca Green; Remington Nylon 76 (lever variant, with differences) — if the firearm on the bench is one of those, check the torque notes: values do not always carry over.",
    "No torque values are recorded for this firearm. Get them from the manufacturer or a gunsmith; do not estimate."
  ],
  "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": "low",
    "verification": "unverified"
  },
  "manufacturerDisassembly": {
    "status": "not-recorded",
    "limit": null,
    "statement": null,
    "source": null
  },
  "recalls": [],
  "shopTier": {
    "tier": 3,
    "group": "rimfire-rifle",
    "rating": "Pew-Takedown editorial rating (1 easy – 3 hardest), not the manufacturer's",
    "reason": "About 59 key numbers (79 rows), but the action lives inside a moulded nylon stock-receiver with small loose parts under a stamped cover; gunsmiths report it is the rifle most often brought in disassembled 'in a coffee can' that owners cannot reassemble, parts are scarce, and screws strip easily into nylon. Widely reported miserable to reassemble.",
    "confidence": "high",
    "partCount": {
      "value": 59,
      "kind": "line-items",
      "covers": "Remington Nylon 66 parts list (RF 22), standard model; 59 key numbers, 79 rows incl. Apache/Black Diamond variant rows and accessories; Gallery Special sub-list left out",
      "basis": "manufacturer-parts-list",
      "source": {
        "title": "Remington Model Nylon 66 22 Caliber Autoloading Rifle Parts List (RF 22)",
        "publisher": "Remington Arms Company, Inc.",
        "reliability": "primary",
        "url": "https://archive.org/download/remington-nylon-66-manual/Remington-Nylon-66-manual.pdf",
        "page": "RF 22 (PDF p. 6)",
        "pdfPage": 6,
        "pageUrl": "https://archive.org/download/remington-nylon-66-manual/Remington-Nylon-66-manual.pdf#page=6",
        "quote": "59 Windage Screw"
      }
    },
    "painPoints": [
      {
        "issue": "Gunsmiths report the Nylon 66 is the gun most often brought in as a box of parts that the owner (and sometimes a 'gunsmith') could not put back together.",
        "during": "reassembly",
        "source": {
          "title": "Nylon 66 take down",
          "publisher": "Accurate Reloading Gunsmithing Forum",
          "reliability": "anecdotal",
          "url": "https://forums.accuratereloading.com/eve/forums/a/tpc/f/9411043/m/52910134",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "When I was working for the retail shops the Nylon 66 was the one most often brought in in a coffee can with the Winchester 88 coming in second."
        }
      },
      {
        "issue": "Removing the receiver cover risks losing small parts, and few gunsmiths now have the experience or parts to fix one.",
        "during": "both",
        "source": {
          "title": "Nylon 66 take down",
          "publisher": "Accurate Reloading Gunsmithing Forum",
          "reliability": "anecdotal",
          "url": "https://forums.accuratereloading.com/eve/forums/a/tpc/f/9411043/m/52910134",
          "page": null,
          "pdfPage": null,
          "pageUrl": null,
          "quote": "Dont even take the metal cover off unless you are very careful as you can loose a couple of small parts."
        }
      }
    ],
    "minutes": {
      "strip": 60,
      "rebuild": 110,
      "basis": "estimated",
      "note": "Strip of receiver cover, bolt and recoil spring, trigger and safety group, cartridge stop, magazine tube and sights inside the nylon stock; rebuild far longer because small loose parts and springs must be placed in the moulded receiver in order.",
      "source": null
    },
    "stripScope": [
      {
        "assembly": "Receiver cover",
        "removes": [
          "cover screws and receiver cover (carries rear sight)",
          "rear sight (riveted to cover)"
        ]
      },
      {
        "assembly": "Action (in stock)",
        "removes": [
          "bolt handle, bolt and recoil spring assembly",
          "barrel and barrel retaining parts",
          "trigger, sear, hammer and their springs and pins",
          "safety and safety detent ball",
          "cartridge stop and spring",
          "extractor, plunger and spring",
          "feed throat / cartridge guide"
        ]
      },
      {
        "assembly": "Magazine",
        "removes": [
          "inner magazine tube",
          "outer tube parts in the butt"
        ]
      }
    ],
    "hardware": {
      "pins": 14,
      "springs": 8,
      "detents": 5,
      "basis": "counted from the manufacturer's parts list (one per key number unless a quantity is given)"
    },
    "specialTools": [
      {
        "tool": "Punch set incl. small pin punches",
        "usedFor": "Trigger group pins"
      },
      {
        "tool": "Fitted screwdrivers",
        "usedFor": "Screws into nylon (strip easily)"
      }
    ],
    "fitOnRebuild": [
      {
        "check": "Receiver cover screws just snug",
        "why": "Over-tightened cover screws make the bolt stick and strip the nylon.",
        "source": null
      },
      {
        "check": "Function check: safety, trigger/sear release, disconnector and feeding with dummy rounds",
        "why": "Standard after any detail strip; a mis-assembled sear or disconnector can double or fail to fire.",
        "source": null
      }
    ],
    "assessed": "2026-10-29"
  },
  "videos": [],
  "configurations": [],
  "tools": [],
  "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": "Engage the safety."
        },
        {
          "n": 3,
          "instruction": "Open the loading port in the buttplate and withdraw the inner magazine tube from the buttstock.",
          "warning": "The magazine spring is compressed inside. Withdraw it under control.",
          "partsFreed": [
            "Inner magazine tube"
          ]
        },
        {
          "n": 4,
          "instruction": "Tip the rifle muzzle-down so any remaining cartridges roll out of the buttstock tube, and count them out.",
          "partsFreed": [
            "Cartridges from the magazine tube"
          ]
        },
        {
          "n": 5,
          "instruction": "Cycle the bolt several times to eject any chambered round and confirm nothing further feeds."
        },
        {
          "n": 6,
          "instruction": "Hold the bolt open and inspect the chamber with a light.",
          "warning": "Check the chamber and confirm the buttstock tube is empty."
        },
        {
          "n": 7,
          "instruction": "Physically confirm the chamber is empty and remove all live ammunition from the work area."
        }
      ],
      "videos": []
    },
    {
      "id": "disassemble",
      "title": "Disassemble",
      "videos": [],
      "procedures": [
        {
          "procedure": "field-strip",
          "title": "Field Strip — Bolt Access Only",
          "level": "field-strip",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Complete the Clear and Make Safe procedure."
            },
            {
              "n": 2,
              "instruction": "Remove the receiver cover screws and lift the sheet-metal receiver cover off the moulded receiver.",
              "warning": "Note the cover orientation. It carries the rear sight on many rifles.",
              "partsFreed": [
                "Receiver cover"
              ]
            },
            {
              "n": 3,
              "instruction": "Withdraw the bolt and recoil spring assembly rearward out of the receiver.",
              "warning": "The recoil spring is under tension and the assembly is not captive.",
              "partsFreed": [
                "Bolt",
                "Recoil spring assembly"
              ]
            },
            {
              "n": 4,
              "instruction": "Clean the chamber, bore, bolt face, and the accessible receiver interior."
            },
            {
              "n": 5,
              "instruction": "Stop here. Going further into the fire control and feed mechanism is where Nylon 66 reassembly becomes genuinely difficult.",
              "warning": "If the rifle is malfunctioning, take it to a gunsmith with a parts diagram rather than exploring."
            }
          ]
        }
      ]
    },
    {
      "id": "refinish",
      "title": "Refinish",
      "components": [
        {
          "name": "Receiver cover",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 2
        },
        {
          "name": "Bolt",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 3
        },
        {
          "name": "Recoil spring assembly",
          "procedure": "field-strip",
          "level": "field-strip",
          "step": 3
        }
      ],
      "manufacturerPartsList": {
        "parts": 79,
        "scope": "Remington \"MODEL NYLON 66 … PARTS LIST\" (RF 22), standard model incl. Apache Black/Black Diamond variant rows, plus Accessories. The Nylon 66GS \"Gallery Special\" (22 Short) sub-list is left out. Exploded view is on PDF p. 5. Some part numbers were read from a low-resolution scan; confirm them with t"
      },
      "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": "reassembly",
          "title": "Reassembly",
          "configuration": false,
          "steps": [
            {
              "n": 1,
              "instruction": "Insert the recoil spring assembly and bolt into the receiver and seat them."
            },
            {
              "n": 2,
              "instruction": "Cycle the bolt by hand and confirm free travel and full return to battery before closing the receiver."
            },
            {
              "n": 3,
              "instruction": "Fit the receiver cover in its correct orientation and install its screws.",
              "warning": "Do not overtighten screws into the nylon receiver."
            },
            {
              "n": 4,
              "instruction": "Reinstall the inner magazine tube and perform the function check."
            }
          ],
          "instruction": null
        }
      ]
    },
    {
      "id": "torque",
      "title": "Torque",
      "coverage": "none-recorded",
      "manufacturer": [],
      "reported": [],
      "notes": null
    },
    {
      "id": "function-check",
      "title": "Function check",
      "checks": [
        "Verify the rifle is unloaded — chamber and magazine — before each step.",
        "Cycle the bolt by hand and confirm it travels smoothly and returns fully into battery.",
        "Cock the action, engage the safety, and press the trigger. The hammer must not fall.",
        "Disengage the safety and press the trigger. The hammer should fall.",
        "Confirm the magazine seats, locks, and releases cleanly.",
        "Confirm the inner magazine tube latches securely in the buttstock."
      ],
      "videos": []
    }
  ],
  "troubleshooting": [],
  "sources": [
    {
      "n": 1,
      "id": null,
      "title": "Remington Nylon 66 Owner’s Manual",
      "publisher": "Remington Arms Company",
      "reliability": "primary",
      "url": null,
      "accessed": null
    },
    {
      "n": 2,
      "id": "remington-nylon-66-parts-manual",
      "title": "Remington Model Nylon 66 22 Caliber Autoloading Rifle Parts List (RF 22)",
      "publisher": "Remington Arms Company, Inc.",
      "reliability": "primary",
      "url": "https://archive.org/download/remington-nylon-66-manual/Remington-Nylon-66-manual.pdf",
      "accessed": "2026-09-27"
    },
    {
      "n": 3,
      "id": "tier-3513701b",
      "title": "Nylon 66 take down",
      "publisher": "Accurate Reloading Gunsmithing Forum",
      "reliability": "anecdotal",
      "url": "https://forums.accuratereloading.com/eve/forums/a/tpc/f/9411043/m/52910134",
      "accessed": "2026-10-29"
    }
  ]
}