S&W Z Frame Governor Hammer & Stirrup .45 Long Colt, .410 ZGOV114 rubber grip This cylinder is designed specifically

This cylinder is designed specifically for Smith & Wesson N Frame Model 629 revolvers with the newer design featuring front scallops

Ejector pin

or X Frame models

Part Number: 690418

S&W Z Frame Governor Hammer & Stirrup .45 Long Colt, .410 ZGOV114 rubber grip This cylinder is designed specificallySmith & Wesson Revolver Z Frame Governor Model Hammer . 375" Wide Spur & Stirrup . 45 Long Colt, . 410 Used Parts ZGOV114 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 # .