{"product_id":"sw-j-frame-pre-model-main-spring-stirrup-used-j36141a","title":"Smith \u0026 Wesson J Frame Pre-Model Main Spring \u0026 Stirrup Used","description":"\u003cp\u003e\u003cstrong\u003eSmith \u0026amp; Wesson J Frame Pre-Model Main Spring \u0026amp; Stirrup — Used (Part# J36141A)\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis listing is for one used Smith \u0026amp; Wesson J Frame Pre-Model main spring and stirrup assembly. This is an OEM factory part in used condition. The main spring (also called the hammer spring) powers the hammer, while the stirrup links the main spring to the hammer. This assembly fits all J Frame Pre-Model revolvers produced before the model numbering system began in 1957–58.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e⚠️ Professional installation recommended.\u003c\/strong\u003e Disassembly and reassembly of the firearm is required to replace this part. Some parts may require fitting by a qualified gunsmith.\u003c\/p\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eFrame\u003c\/th\u003e\n\u003cth\u003eEra\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 30\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 31\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 32 (Terrier)\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 33\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 34\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 36 (Chief's Special)\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePre-Model 37 (Airweight)\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003ePre-1957\u003c\/td\u003e\n\u003ctd\u003eConfirmed fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eModel numbers began in 1957–58. If your revolver has no model number stamped behind the yoke, it is a Pre-Model. Contact us with your serial number if you need help confirming compatibility.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003ePart Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Smith \u0026amp; Wesson\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e J36141A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Main Spring \u0026amp; Stirrup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Size:\u003c\/strong\u003e J Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e All J Frame Pre-Models (pre-1957)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used (OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eQuestions? Call or email us — we're happy to help confirm compatibility for your specific revolver.\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":40735335579706,"sku":"J36141A","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSC04897.jpg?v=1733607618","url":"https:\/\/usagunsandgear.com\/products\/sw-j-frame-pre-model-main-spring-stirrup-used-j36141a","provider":"USA Guns And Gear","version":"1.0","type":"link"}