{ "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": "smith-wesson-mp15-22", "name": "Smith & Wesson M&P15-22", "manufacturer": { "id": "smith-wesson", "name": "Smith & Wesson" }, "category": "rimfire-rifle", "action": "blowback", "calibers": [ ".22 Long Rifle" ], "alsoKnownAs": [ "M&P 15-22 Sport" ], "coversAlso": [], "page": "firearms/smith-wesson-mp15-22.html", "bundle": "api/v1/firearms/smith-wesson-mp15-22.json", "lastUpdated": "2026-10-29" }, "notices": [ "Smith & Wesson safety notice — M&P15-22 Consumer Safety Alert and Inspection Procedure (2019): All models of M&P15-22 rifles and pistols manufactured before February 1, 2019. Stop using the M&P15-22 until the bolt is inspected and replaced if necessary. Either inspect the bolt yourself with the free bolt inspection gauge (P/N 3012155) following S&W's instructions/video, or send the bolt to S&W for free inspection and replacement; S&W covers shipping and replacement. Owners outside the US use authorized warranty centers.", "Smith & Wesson limits owner disassembly: Field strip only: upper and lower receivers separated, bolt assembly and charging handle out." ], "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": "manufacturer-manual-verified" }, "manufacturerDisassembly": { "status": "limited", "limit": "Field strip only: upper and lower receivers separated, bolt assembly and charging handle out.", "statement": "S&W tells owners never to disassemble beyond the manual's field strip. Its service policy excludes damage from not following the disassembly instructions.", "source": { "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "page": "30", "pdfPage": 30, "pageUrl": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf#page=30", "quote": "CAUTION: Never disassemble your firearm beyond the instructions in the Field Stripping and Inspection sections of this manual." } }, "recalls": [ { "title": "M&P15-22 Consumer Safety Alert and Inspection Procedure", "issued": "2019", "affected": "All models of M&P15-22 rifles and pistols manufactured before February 1, 2019.", "hazard": "On two recently produced firearms the breech face counterbore depth was out of specification; the closing bolt can crush the case rim and fire the round without the trigger being pulled (e.g., when dropping the bolt on a loaded magazine, with the selector on safe or fire), potentially causing multiple discharges.", "action": "Stop using the M&P15-22 until the bolt is inspected and replaced if necessary. Either inspect the bolt yourself with the free bolt inspection gauge (P/N 3012155) following S&W's instructions/video, or send the bolt to S&W for free inspection and replacement; S&W covers shipping and replacement. Owners outside the US use authorized warranty centers.", "status": "open", "source": { "title": "Smith & Wesson — Consumer Firearm Recalls: M&P15-22 Consumer Safety Alert", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://www.smith-wesson.com/safety/recalls", "page": null, "pdfPage": null, "pageUrl": null, "quote": "PRODUCT AFFECTED: ALL models of M&P15-22 rifles and pistols manufactured before February 1, 2019. STOP USING YOUR M&P15-22 UNTIL IT HAS BEEN INSPECTED AND YOUR BOLT REPLACED (IF NECESSARY)." } } ], "shopTier": { "tier": 2, "group": "rimfire-rifle", "rating": "Pew-Takedown editorial rating (1 easy – 3 hardest), not the manufacturer's", "reason": "AR-15-pattern .22 with a polymer upper and lower: stripping the lower means the usual AR detents and springs (pivot and takedown pin detents, selector detent, magazine catch, bolt catch) and a hammer/trigger group on pins, plus a blowback bolt. Conventional AR traps (spring-loaded detents held while pins go in) and S&W does not publish a parts list.", "confidence": "medium", "partCount": null, "painPoints": [ { "issue": "S&W limits owners to what the manual shows; any further service must be done by a qualified gunsmith, and a parts list is only available on request.", "during": "both", "source": { "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "page": null, "pdfPage": null, "pageUrl": null, "quote": "ANY MAINTENANCE, ADJUSTMENT OR SER- VICE NOT SPECIFIED IN THIS MANUAL MAY AFFECT THE SAFETY AND RELIABILITY OF YOUR FIREARM" } } ], "minutes": { "strip": 40, "rebuild": 60, "basis": "estimated", "note": "AR-pattern strip: upper/lower separation, bolt and charging handle, lower parts (trigger, hammer, disconnector, selector and detent, bolt catch, magazine catch, pivot and takedown detents), buttstock and sights; rebuild longer for the spring-loaded detents.", "source": null }, "stripScope": [ { "assembly": "Upper", "removes": [ "charging handle", "bolt/carrier, recoil spring and guide", "handguard", "front/rear flip sights" ] }, { "assembly": "Bolt", "removes": [ "firing pin and spring", "extractor, plunger and spring" ] }, { "assembly": "Lower", "removes": [ "takedown and pivot pins, detents and springs", "hammer and trigger pins, hammer, trigger, disconnector and springs", "selector, detent and spring", "bolt catch roll pin, catch, plunger and spring", "magazine catch, button and spring", "buttstock and buffer retainer" ], "tools": [ "roll-pin punch", "vise block" ] } ], "hardware": null, "specialTools": [ { "tool": "Pivot-pin detent tool or razor blade", "usedFor": "Pivot pin detent and spring" }, { "tool": "Roll-pin holder punch", "usedFor": "Bolt catch roll pin" }, { "tool": "Lower receiver vise block", "usedFor": "Holding the polymer lower" } ], "fitOnRebuild": [ { "check": "Hammer/trigger pin retention and screw torque on the polymer lower", "why": "Over-torqued fasteners strip polymer; pins must be retained.", "source": null }, { "check": "Sight re-zero", "why": "Sights removed for coating.", "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": "Press the magazine release and remove the magazine.", "partsFreed": [ "Magazine" ] }, { "n": 3, "instruction": "Pull the charging handle fully rearward and lock the bolt back." }, { "n": 4, "instruction": "Inspect the chamber and magazine well with a light and physically confirm the chamber is empty.", "warning": "Rimfire cases are small and easy to miss." }, { "n": 5, "instruction": "Place the selector on SAFE and remove all live ammunition from the work area." } ], "videos": [] }, { "id": "disassemble", "title": "Disassemble", "videos": [], "procedures": [ { "procedure": "field-strip", "title": "Field Strip", "level": "field-strip", "configuration": false, "steps": [ { "n": 1, "instruction": "Complete the Clear and Make Safe procedure and put on safety glasses specified for firearms use. S&W asks for them every time." }, { "n": 2, "instruction": "Confirm the magazine is out and the rifle is not loaded." }, { "n": 3, "instruction": "Push the top of the bolt release to make sure the bolt is in the forward position." }, { "n": 4, "instruction": "Push the takedown pin — above and behind the trigger — in from the left of the lower receiver, and pull it out on the right until it comes to a positive stop.", "tip": "One pin, not two. S&W's field strip leaves the front pivot pin alone and the receivers hinged." }, { "n": 5, "instruction": "Pivot the lower receiver down and away from the upper receiver.", "tip": "Expect some initial resistance as the parts separate; that is normal." }, { "n": 6, "instruction": "Pull the charging handle to the rear and remove the bolt assembly, which comes out together with the charging handle.", "warning": "Never dry fire this rifle while it is disassembled. S&W states damage to the firearm may result — on a rimfire the firing pin strikes the chamber mouth with nothing to stop it.", "partsFreed": [ "Bolt assembly", "Charging handle" ] }, { "n": 7, "instruction": "Clean the chamber, bore, bolt face and receiver interior. Rimfire fouling accumulates fast." }, { "n": 8, "instruction": "Stop here. S&W directs any maintenance beyond this to a qualified gunsmith using genuine Smith & Wesson parts." } ] } ] }, { "id": "refinish", "title": "Refinish", "components": [ { "name": "Bolt assembly", "procedure": "field-strip", "level": "field-strip", "step": 6 }, { "name": "Charging handle", "procedure": "field-strip", "level": "field-strip", "step": 6 } ], "manufacturerPartsList": null, "partsDiagrams": [], "materials": [ { "component": "Receiver (upper/lower)", "material": "POLYMER", "finish": null, "appliesTo": "M&P15-22 Sport, 16.5in, SKU 10208", "note": null, "source": { "title": "Smith & Wesson M&P15-22 Sport — product specifications, SKU 10208", "publisher": "Smith & Wesson Brands, Inc.", "reliability": "primary", "url": "https://www.smith-wesson.com/product/m-p-15-22-sport", "page": null, "pdfPage": null, "pageUrl": null, "quote": "FRAME MATERIAL … POLYMER" } }, { "component": "Barrel", "material": "1137 CS", "finish": null, "appliesTo": "M&P15-22 Sport, 16.5in, SKU 10208", "note": null, "source": { "title": "Smith & Wesson M&P15-22 Sport — product specifications, SKU 10208", "publisher": "Smith & Wesson Brands, Inc.", "reliability": "primary", "url": "https://www.smith-wesson.com/product/m-p-15-22-sport", "page": null, "pdfPage": null, "pageUrl": null, "quote": "BARREL MATERIAL … 1137 CS" } }, { "component": "Whole firearm", "material": null, "finish": "BLACK", "appliesTo": "M&P15-22 Sport, 16.5in, SKU 10208", "note": "The maker states this for the firearm as a whole, not for a named part.", "source": { "title": "Smith & Wesson M&P15-22 Sport — product specifications, SKU 10208", "publisher": "Smith & Wesson Brands, Inc.", "reliability": "primary", "url": "https://www.smith-wesson.com/product/m-p-15-22-sport", "page": null, "pdfPage": null, "pageUrl": null, "quote": "COLOR/FINISH … BLACK" } }, { "component": "Grips", "material": "POLYMER", "finish": null, "appliesTo": "M&P15-22 Sport, 16.5in, SKU 10208", "note": null, "source": { "title": "Smith & Wesson M&P15-22 Sport — product specifications, SKU 10208", "publisher": "Smith & Wesson Brands, Inc.", "reliability": "primary", "url": "https://www.smith-wesson.com/product/m-p-15-22-sport", "page": null, "pdfPage": null, "pageUrl": null, "quote": "GRIP … POLYMER" } } ], "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": "Wipe the metal parts with a cloth dampened with good gun oil, remove the excess, and leave a light film inside and out." }, { "n": 2, "instruction": "Assemble the charging handle onto the bolt BEFORE the bolt goes back into the upper receiver.", "tip": "This is the order that trips people up. The charging handle does not go in separately afterwards." }, { "n": 3, "instruction": "Orient the bolt as the manual shows and partially insert the charging handle into the upper receiver slot before sliding the bolt in." }, { "n": 4, "instruction": "Slide the bolt and charging handle fully home in the upper receiver." }, { "n": 5, "instruction": "Pivot the lower receiver back up to the upper and push the takedown pin fully home from the right." }, { "n": 6, "instruction": "Cycle the action several times by hand, confirm it returns fully to battery, and perform the function check.", "warning": "Never dry fire this rifle while it is disassembled. S&W states damage to the firearm may result — on a rimfire the firing pin strikes the chamber mouth with nothing to stop it." } ], "instruction": null } ] }, { "id": "torque", "title": "Torque", "coverage": "sourced", "manufacturer": [ { "fastener": "M-LOK accessory screws — metal accessory on metal hand guard", "appliesTo": null, "qualifier": "maximum", "value": 35, "valueMax": null, "unit": "in-lb", "converted": { "value": { "N-m": 4, "in-lb": 35, "ft-lb": 2.9 }, "valueMax": null }, "sequence": "S&W: the recoil lugs do most of the work and excessive torque on the nuts is not required; over-torquing can damage the rail or hand guard and leave an insecure mount. Pull on both ends of the accessory to confirm it is engaged.", "threadlocker": null, "source": { "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "page": "40", "pdfPage": 40, "pageUrl": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf#page=40", "quote": "For attaching metal accessories to metal hand guards: 35 in/lbs. … The installation torque values are not minimums, they are recommended limits." } }, { "fastener": "M-LOK accessory screws — polymer accessory on metal hand guard", "appliesTo": null, "qualifier": "maximum", "value": 15, "valueMax": null, "unit": "in-lb", "converted": { "value": { "N-m": 1.7, "in-lb": 15, "ft-lb": 1.2 }, "valueMax": null }, "sequence": "S&W: the recoil lugs do most of the work and excessive torque on the nuts is not required; over-torquing can damage the rail or hand guard and leave an insecure mount. Pull on both ends of the accessory to confirm it is engaged.", "threadlocker": null, "source": { "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "page": "40", "pdfPage": 40, "pageUrl": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf#page=40", "quote": "For attaching polymer accessories to metal hand guards: 15 in/lbs. … The installation torque values are not minimums, they are recommended limits." } }, { "fastener": "M-LOK accessory screws — any accessory on polymer hand guard", "appliesTo": null, "qualifier": "maximum", "value": 15, "valueMax": null, "unit": "in-lb", "converted": { "value": { "N-m": 1.7, "in-lb": 15, "ft-lb": 1.2 }, "valueMax": null }, "sequence": "S&W: the recoil lugs do most of the work and excessive torque on the nuts is not required; over-torquing can damage the rail or hand guard and leave an insecure mount. Pull on both ends of the accessory to confirm it is engaged.", "threadlocker": null, "source": { "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "page": "40", "pdfPage": 40, "pageUrl": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf#page=40", "quote": "For attaching polymer or metal accessories to polymer hand guards: 15 in/lbs. … The installation torque values are not minimums, they are recommended limits." } } ], "reported": [], "notes": "These are the Magpul M-LOK values as S&W's M&P15-22 manual reproduces them (p. 40). S&W stresses that they are limits, not targets, and that the nylon thread-locking patch on the screws can slightly affect a torque wrench reading. Without a torque wrench, the manual (p. 42) describes approximating them with an L-shaped hex key: 35 in-lb is about 15 lb at the end of a standard 2 5/16\" key using its long arm; 15 in-lb is about 6 1/2 lb there, or the maximum force achievable by hand on the short arm." }, { "id": "function-check", "title": "Function check", "checks": [ "Verify the rifle is unloaded with no magazine inserted before each step.", "Cycle the charging handle and confirm the bolt returns fully into battery.", "Charge the rifle, place the selector on SAFE, and press the trigger. The hammer must not fall.", "Move to FIRE and press the trigger. The hammer should fall.", "Confirm the magazine seats, locks, and drops free." ], "videos": [] } ], "troubleshooting": [], "sources": [ { "n": 1, "id": "sw-mp1522-manual", "title": "Safety & Instruction Manual For M&P15-22 Rifle", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://assets.contentstack.io/v3/assets/bltb61dcb3c40854cd9/blt484b89d2ae4eeadd/65d518a7bdb22a85b5c23612/M&P1522_Rifle_113022_3005746.pdf", "accessed": "2026-09-15" }, { "n": 2, "id": "smith-wesson-notice-692f4d", "title": "Smith & Wesson — Consumer Firearm Recalls: M&P15-22 Consumer Safety Alert", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://www.smith-wesson.com/safety/recalls", "accessed": "2026-10-03" }, { "n": 3, "id": "smith-wesson-specs-a96096", "title": "Smith & Wesson M&P15-22 Sport — product specifications, SKU 10208", "publisher": "Smith & Wesson Brands, Inc.", "reliability": "primary", "url": "https://www.smith-wesson.com/product/m-p-15-22-sport", "accessed": "2026-10-03" }, { "n": 4, "id": "pat-smith-wesson-704590", "title": "Virtual Patent Marking | Smith & Wesson", "publisher": "Smith & Wesson", "reliability": "primary", "url": "https://www.smith-wesson.com/company/virtual-patent-marking", "accessed": "2026-10-13" } ] }