{"product_id":"sw-j-frame-model-642-2-airweight-cylinder-stop-38-special-642i","title":"Smith \u0026 Wesson J Frame Model 642-2 Airweight Cylinder Stop .38 S\u0026W Special +P - Part# 642I","description":"\u003ch2\u003eSmith \u0026amp; Wesson J Frame Model 642-2 Airweight Cylinder Stop\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePart# 642I | .38 S\u0026amp;W Special +P | Stainless Steel (MIM) | Used Part\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe cylinder stop is the small but critical locking component that indexes and locks the cylinder in alignment with the barrel at the moment of firing. A worn or broken cylinder stop can cause misalignment and unsafe conditions. This is a genuine S\u0026amp;W factory MIM (Metal Injection Molded) stainless steel part, pulled from a 642-2 Airweight and ready to restore your revolver to proper function.\u003c\/p\u003e\u003ch3\u003ePart Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 642I\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel (MIM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Smith \u0026amp; Wesson J Frame Model 642-2 Airweight (.38 S\u0026amp;W Special +P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM:\u003c\/strong\u003e Smith \u0026amp; Wesson factory part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis part fits the S\u0026amp;W J Frame Model 642-2 Airweight. To confirm your model number, swing out the cylinder and check behind the yoke on the frame. Model numbers were introduced in 1957–58 — if your revolver predates this, contact us with the serial number and we'll help identify the correct part.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003eDisassembly and reassembly are required to replace this part. Installation by a qualified gunsmith is recommended. Factory replacement parts are manufactured to the same specifications, tolerances, and materials as the originals.\u003c\/p\u003e\u003cp\u003eQuestions? Call or email us — we're happy to help with all your S\u0026amp;W parts needs.\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":40852471742522,"sku":null,"price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/s-l960_15_40427093-9b6b-4f24-a3a2-3916f0b4e10e.webp?v=1745256625","url":"https:\/\/usagunsandgear.com\/products\/sw-j-frame-model-642-2-airweight-cylinder-stop-38-special-642i","provider":"USA Guns And Gear","version":"1.0","type":"link"}