Smith & Wesson J Frame Model 642 Barrel Assembly .38 Special 1.75" Stainless Used OEM - J38
This listing is for one (1) used Smith & Wesson J Frame Model 642 barrel assembly, .38 Special, 1.75" stainless steel.
Sold as-removed surplus. Please contact us with any questions or to request additional photos before ordering.
Part Details
- Part Number: J38
- Condition: Used (as-removed, surplus)
- Frame: J Frame
- Caliber: .38 Special
- Length: 1.75"
- Finish: Stainless Steel
- Part Type: Barrel Assembly
- Note: Barrels are caliber-specific. Verify your model and caliber before ordering.
- Fits: See compatibility chart below
Model Compatibility
| Model | Caliber | Frame | Barrel | Notes |
|---|---|---|---|---|
| Model 642 | .38 Special | J Frame | 1.75" Stainless | Airweight Centennial |
Verify your model and caliber before ordering. Contact us if you are unsure of compatibility.
How to Identify Your 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
Barrel replacement requires complete action disassembly, proper headspacing, and fitting by a qualified gunsmith. Timing, end-shake, and cylinder gap must be verified after installation.
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.