This 074640000 center pin spring is designed for Smith & Wesson’s J, K, L, and N Frame revolvers. It fits a wide range of models including J Frame variants like 30, 31, 32, 33, and others; K Frame models such as 10, 11, 12, 13, and more; L Frame guns including 386, 396, 581, and additional models; as well as N Frame revolvers like 20, 21, 22, 25, and beyond. This spring ensures reliable cylinder function across these specific frames, maintaining optimal performance and durability.
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 us and we will need a little more info on your revolver.
A revolver is a repeating handgun that has a revolving cylinder containing multiple chambers and at least one barrel for firing.
The term “hand ejector” came to denote all revolvers in which the action opened by swinging to the left side of the frame. Empties were ejected by pushing
The Smith & Wesson hand ejector double/single action revolver has been around long enough for the design to seem somewhat timeless!
Features: Smith & Wesson factory part
Gunsmiths Required: Disassembly and Assembly required to replace part
Some parts may require installation and fitting by a qualified gun smith Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts