Description
Part Number: MP401C
Complete assembly
This critical firing mechanism component ensures reliable hammer function and proper ignition
Disassembly
functional
4138C Smith & Wesson Pistol Model 41 .22 Long Magazine Disconnector (blue Steel) .310 Trigger Part Number: MP401CPart# 4138C Smith & Wesson Pistol Model 41 . 22 Long Rifle MAGAZINE DISCONNECTOR (Blue Steel) 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