Smith & Wesson Model 659 Main Spring & Bushing Stainless Steel 9MM - 65938A 38-special KS139A Smith & Wesson K

KS139A Smith & Wesson K Frame Model 66 Internal Parts & Strain Screw

22 Long Rifle Blue

40 S&W M&P variants

0 (Threaded Barrel Models)

Smith & Wesson Model 659 Main Spring & Bushing Stainless Steel 9MM - 65938A 38-special KS139A Smith & Wesson KSmith & Wesson Model 659 Main Spring & Bushing Used Original Factory Part This is a used original Smith & Wesson factory main spring and bushing assembly for the Model 659 9mm semi automatic pistol (2nd Generation, stainless steel). The main spring (also known as the recoil spring or hammer spring depending on context) powers the hammer strike and or slide return cycle. The bushing retains and guides the spring for consistent operation. Both are