Smith & Wesson J Frame Pre-Model Main Spring & Stirrup Used
Smith & Wesson J Frame Pre-Model Main Spring & Stirrup — Used (Part# J36141A)
This listing is for one used Smith & Wesson J Frame Pre-Model main spring and stirrup assembly. This is an OEM factory part in used condition. The main spring (also called the hammer spring) powers the hammer, while the stirrup links the main spring to the hammer. This assembly fits all J Frame Pre-Model revolvers produced before the model numbering system began in 1957–58.
⚠️ Professional installation recommended. Disassembly and reassembly of the firearm is required to replace this part. Some parts may require fitting by a qualified gunsmith.
Compatibility
| Model | Frame | Era | Notes |
|---|---|---|---|
| Pre-Model 30 | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 31 | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 32 (Terrier) | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 33 | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 34 | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 36 (Chief's Special) | J Frame | Pre-1957 | Confirmed fit |
| Pre-Model 37 (Airweight) | J Frame | Pre-1957 | Confirmed fit |
Model numbers began in 1957–58. If your revolver has no model number stamped behind the yoke, it is a Pre-Model. Contact us with your serial number if you need help confirming compatibility.
Part Details
- Brand: Smith & Wesson
- Part Number: J36141A
- Part Type: Main Spring & Stirrup
- Frame Size: J Frame
- Fits: All J Frame Pre-Models (pre-1957)
- Condition: Used (OEM)
Questions? Call or email us — we're happy to help confirm compatibility for your specific revolver.