Smith & Wesson N Frame Model 25 Hammer Block .45 Colt Old Style Used - 25120
This listing is for one (1) used Smith & Wesson N Frame hammer block, old style, fitting the Model 25 in .45 Colt.
Part Details
- Part Number: 25120
- Condition: Used
- Style: Old Style (pre-engineering change)
- Caliber: .45 Colt
- Part Type: Hammer Block
- Frame: N Frame
- Fits: See compatibility chart below
Model Compatibility
| Model | Caliber | Frame | Notes |
|---|---|---|---|
| Model 25 | .45 Colt | N Frame | Old style — verify dash number before ordering |
| Model 25-5 | .45 Colt | N Frame | Verify compatibility with your dash number |
Verify your model and dash number before ordering. Contact us with your serial number if you are unsure of compatibility.
How to Identify Your S&W Model
Swing out the cylinder and check behind the yoke on the frame for the model and dash number. Model numbers began in 1957–58. Contact us with your serial number if you need further assistance.
Installation Note
Hammer block replacement requires disassembly and reassembly by a qualified gunsmith. Proper function must be verified after installation. Factory replacement parts are manufactured to original S&W specifications and tolerances.
We stock OEM Smith & Wesson revolver and pistol parts — new, new old stock, and used. Questions? Email or call us for all your S&W needs.