{"product_id":"smith-wesson-model-659-9mm-slide-stop-assembly-0666320000","title":"Smith \u0026 Wesson Model 659 9mm Slide Stop Assembly — NOS OEM Part 066320000","description":"\u003ch2\u003eSmith \u0026amp; Wesson Model 659 9mm Slide Stop Assembly — NOS OEM Factory Part\u003c\/h2\u003e\n\u003cp\u003eNew old stock (NOS) OEM slide stop assembly for the Smith \u0026amp; Wesson Model 659, a 2nd generation 9mm stainless steel double-stack semi-automatic pistol. This genuine S\u0026amp;W factory part (part #066320000) is manufactured to original factory specifications and tolerances. The slide stop assembly controls slide lock-back on the last round and manual slide release — a worn or damaged slide stop can cause failure to lock back or premature lock-up.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 066320000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Smith \u0026amp; Wesson\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 659 (2nd Generation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e 9mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Slide Stop Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New Old Stock (NOS) — unused, original factory part\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Compatibility Chart\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"border-bottom: 2px solid #ddd;\"\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eGeneration\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eCaliber\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eFrame Material\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 659\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e2nd Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eStainless\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e✓ Compatible — listed model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 559\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e2nd Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eBlued Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e⚠ Verify fit — same platform, different finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 459\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e2nd Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eAlloy\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e⚠ Verify fit — same platform, alloy frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 59\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1st Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eBlued Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e⚠ Verify fit — earlier generation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 5903, 5904, 5906\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e3rd Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eVarious\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e✗ Not compatible — 3rd gen redesign\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModel 39, 439, 539, 639\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e1st\/2nd Gen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e9mm\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eVarious\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e✗ Not compatible — single-stack frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #eee;\"\u003e\n\u003ctd style=\"padding: 8px;\"\u003eM\u0026amp;P Series (all)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eModern\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eVarious\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003ePolymer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e✗ Not compatible — striker-fired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis listing is for the slide stop assembly only.\u003c\/strong\u003e Slide stop spring, pin, and associated parts are sold separately.\u003c\/li\u003e\n\u003cli\u003e\u0026gt;li\u0026gt;The Model 659 is a 2nd generation 9mm double-stack stainless steel pistol based on the Model 59 platform. Slide stop compatibility with other 2nd gen variants (559, 459) is likely but should be verified before ordering. \u0026gt;li\u0026gt;This is a\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNew Old Stock (NOS)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epart — unused original factory inventory, not a reproduction. May show minor shelf wear consistent with age. \u0026gt;li\u0026gt;Disassembly and reassembly required. Some fitting by a qualified gunsmith may be necessary. \u0026gt;li\u0026gt;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWe ship to U.S. addresses only.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll Smith \u0026amp; Wesson factory parts are subject to availability and may require backorder processing.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":40219264319546,"sku":"066320000","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/DSC01126_9a8cf1af-0eb8-4aec-8a91-bcc79972bcef.jpg?v=1705946648","url":"https:\/\/usagunsandgear.com\/products\/smith-wesson-model-659-9mm-slide-stop-assembly-0666320000","provider":"USA Guns And Gear","version":"1.0","type":"link"}