642H S&W J Frame Model 642-2 Airweight Barrel 1.85" .38 S&W SPL +P 4006 and N-frame revolvers (like the

and N-frame revolvers (like the Model 19

M&P9 Compact (9mm)

44 Special Model 386 - L Frame

Compatible Models: 17

642H S&W J Frame Model 642-2 Airweight Barrel 1.85" .38 S&W SPL +P 4006 and N-frame revolvers (like thePart# 642H Smith & Wesson Revolver J Frame Model 642 2 Airweight Barrel 1. 85" (2") . 38 S&W Special +P Stainless Steel Used Part Please call or email with any questions! 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