{"product_id":"smith-wesson-center-pin-spring-j-frame-older-k-frame-071330000","title":"Smith \u0026 Wesson Center Pin Spring J Frame and Older K Frame Models 31 32 34 63 631 632 650 651 - 071330000","description":"\u003cp\u003e\u003cstrong\u003eSmith \u0026amp; Wesson Center Pin Spring - Part #071330000\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFactory OEM center pin spring designed for specific \u003cstrong\u003eJ Frame models\u003c\/strong\u003e and select \u003cstrong\u003eolder K Frame revolvers\u003c\/strong\u003e. This critical spring retains the cylinder center pin, ensuring proper cylinder operation and reliable lockup.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible J Frame Models:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 31\u003c\/strong\u003e (.32 S\u0026amp;W Long) - 1960-1992\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 32\u003c\/strong\u003e (.38 S\u0026amp;W) - 1960-1974\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 34\u003c\/strong\u003e (.22 LR rimfire) - 1960-1991 (Kit Gun)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 63\u003c\/strong\u003e (.22 LR rimfire, stainless) - 1977-1998 (Kit Gun)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 631\u003c\/strong\u003e (.32 H\u0026amp;R Magnum, stainless) - 1990-1992\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 632\u003c\/strong\u003e (.32 H\u0026amp;R Magnum, stainless, Centennial) - 1991-1992\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 650\u003c\/strong\u003e (.22 WMR rimfire) - 1983-1987\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel 651\u003c\/strong\u003e (.22 WMR rimfire, stainless, Kit Gun) - 1983-1987, 1990-1998\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible K Frame Models:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOlder K Frame models (pre-1957 and early production models). Contact us with your serial number to verify compatibility for your specific K Frame revolver.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCaliber Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eJ Frame:\u003c\/strong\u003e .22 LR (rimfire), .22 WMR (rimfire), .32 S\u0026amp;W Long, .32 H\u0026amp;R Magnum, .38 S\u0026amp;W\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eK Frame:\u003c\/strong\u003e Older models (various calibers)\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFactory new OEM component - authentic Smith \u0026amp; Wesson quality\u003c\/li\u003e\n\u003cli\u003ePrecision spring steel construction for consistent retention\u003c\/li\u003e\n\u003cli\u003eEssential for proper cylinder swing-out and lockup\u003c\/li\u003e\n\u003cli\u003eDirect replacement part for specific models listed above\u003c\/li\u003e\n\u003cli\u003eEnsures smooth cylinder operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe center pin spring retains the cylinder center pin in place, which secures the cylinder to the crane (yoke) assembly. It ensures proper cylinder alignment, smooth rotation, and reliable lockup. Replace if worn or if experiencing cylinder retention issues.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGunsmith installation recommended - requires disassembly and reassembly of cylinder crane mechanism.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNeed Help Identifying Your Model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSwing out the cylinder and check behind the yoke on the frame for a model number. Model numbers began in 1957-58. If there is no model number, your revolver is from the Pre-Model era (pre-1957). Contact us with your serial number and we can help identify the correct parts.\u003c\/p\u003e\n\n\u003cp\u003eWe specialize in used, new, and new old stock Smith \u0026amp; Wesson double action revolver parts. Contact us for all your S\u0026amp;W part needs!\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":12447471108154,"sku":"071330000","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSC01393.jpg?v=1714501130","url":"https:\/\/usagunsandgear.com\/products\/smith-wesson-center-pin-spring-j-frame-older-k-frame-071330000","provider":"USA Guns And Gear","version":"1.0","type":"link"}