{"product_id":"sw-j-frame-model-34-1-thumb-piece-nut-22lr-3419","title":"Smith \u0026 Wesson J Frame Model 34-1 Thumb Piece \u0026 Nut, .22 LR – Part #3419","description":"\u003ch2\u003eSmith \u0026amp; Wesson J Frame Model 34-1 Thumb Piece \u0026amp; Nut – .22 LR | Part #3419\u003c\/h2\u003e\u003cp\u003eKeep your Model 34-1 operating smoothly with this \u003cstrong\u003efactory original Smith \u0026amp; Wesson Thumb Piece \u0026amp; Nut\u003c\/strong\u003e. This used OEM part is finished in classic blue steel and is designed to the exact factory specifications — a direct drop-in replacement for gunsmiths and collectors restoring or servicing the iconic J Frame .22 LR revolver.\u003c\/p\u003e\u003ch3\u003ePart Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3419\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Name:\u003c\/strong\u003e Thumb Piece \u0026amp; Nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Blue Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Old Style\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used – Factory Original OEM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Size:\u003c\/strong\u003e J Frame\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliber:\u003c\/strong\u003e .22 Long Rifle (Rimfire)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eModel Compatibility Chart\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eFrame\u003c\/th\u003e\n\u003cth\u003eCaliber\u003c\/th\u003e\n\u003cth\u003eCompatible\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel 34\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003e.22 LR\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel 34-1\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003e.22 LR\u003c\/td\u003e\n\u003ctd\u003e✅ Yes (Primary Fit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel 35\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003e.22 LR\u003c\/td\u003e\n\u003ctd\u003e⚠️ Verify before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel 63\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003e.22 LR\u003c\/td\u003e\n\u003ctd\u003e⚠️ Verify before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel 36 \/ 37 \/ 38\u003c\/td\u003e\n\u003ctd\u003eJ Frame\u003c\/td\u003e\n\u003ctd\u003e.38 Special\u003c\/td\u003e\n\u003ctd\u003e❌ Different caliber – not recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eNote: The Model 34 and 34-1 are rimfire (.22 LR) J Frame revolvers. Internal parts may differ from centerfire J Frame models. Always verify fit before installation.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eInstallation Note\u003c\/h3\u003e\u003cp\u003eDisassembly and reassembly are required to replace this part. Installation by a \u003cstrong\u003equalified gunsmith is recommended\u003c\/strong\u003e. Factory replacement parts are manufactured to the same specifications, tolerances, and materials as the originals.\u003c\/p\u003e\u003ch3\u003eHow to Identify Your S\u0026amp;W Model Number\u003c\/h3\u003e\u003cp\u003eSwing out the cylinder and check behind the yoke on the frame for the model number. Model numbers began in 1957–58. If no number is present, your revolver may pre-date this era — contact us with your serial number and we can help identify the correct part.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQuestions? Email or call us — we're here for all your Smith \u0026amp; Wesson parts needs.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Smith \u0026 Wesson","offers":[{"title":"Default Title","offer_id":40793112313914,"sku":"3419","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1423\/2020\/files\/s-l960_56_26832dcf-14ab-4755-9649-01946635aeff.webp?v=1740759234","url":"https:\/\/usagunsandgear.com\/products\/sw-j-frame-model-34-1-thumb-piece-nut-22lr-3419","provider":"USA Guns And Gear","version":"1.0","type":"link"}