75990000 Smith & Wesson New J frame Model 650/651 Firing Pin NOS .22 6 shot k10nj340n Whether you're maintaining vintage military

Whether you're maintaining vintage military firearms

5-Spring Kit: Multiple spring weights for precise trigger tuning

The lightweight design makes recoil more noticeable but enhances portability

used for iconic models like the Model 10

Frame: N Frame

75990000 Smith & Wesson New J frame Model 650/651 Firing Pin NOS .22 6 shot k10nj340n Whether you're maintaining vintage military75990000 Smith and Wesson J frame Model 650 651 NOS Firing Pin . 22 6 shot all barrel length How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame for a MODEL NUMBER. Model numbers began in 1957 58. So if there is no model number then your revolver may be older than 1957 58. In this case we can possibly still find the part you need with the serial # . If this is the case contact