Smith & Wesson Model 629-5 N Frame Cylinder & Yoke Assembly
Genuine OEM .44 Magnum Component | Part #62978B
Why Choose This OEM Component
- Genuine Smith & Wesson Factory Part – Engineered to exact specifications for Model 629-5 revolvers
- Updated Yoke Retention Design – Features the improved retention system introduced in the 629-5 series for superior lockup
- Premium Stainless Steel Construction – Corrosion-resistant material ensures long-term durability and reliability
- Professional-Grade Replacement – Restore your revolver to factory performance standards
Technical Specifications
| Manufacturer: | Smith & Wesson |
| Part Number: | 62978B |
| Model Compatibility: | Smith & Wesson Model 629-5 N Frame |
| Caliber: | .44 Magnum |
| Capacity: | 6-shot cylinder |
| Material: | Stainless steel |
| Cylinder Length: | 1.70 inches |
| Cylinder Diameter: | 1.71 inches |
| Finish: | Stainless steel (natural) |
| Condition: | Used OEM – Inspected & Functional |
| Weight: | 13.5 oz |
Compatibility & Fitment
✓ Compatible With:
- Smith & Wesson Model 629-5 N Frame revolvers in .44 Magnum
- Revolvers requiring the updated yoke retention design
⚠ Important Compatibility Notes:
- This assembly is specifically designed for Model 629-5 variants
- Features the updated new-style yoke retention system introduced in the -5 dash series
- Not compatible with earlier 629 dash variants (629, 629-1, 629-2, 629-3, 629-4) due to yoke retention differences
- Verify your revolver's dash number before ordering – typically found on the crane or frame
- Professional gunsmith installation strongly recommended for proper timing and headspace
What Sets This Part Apart
OEM vs. Aftermarket: Genuine Smith & Wesson factory components are manufactured to tighter tolerances than aftermarket alternatives, ensuring proper cylinder timing, lockup, and headspace critical for safe operation.
Updated Design: The 629-5 series introduced an improved yoke retention system that provides more secure cylinder lockup and enhanced durability compared to earlier designs.
Stainless Steel Advantage: Factory stainless construction matches your revolver's finish and provides superior corrosion resistance for long-term reliability.
Ideal For
- Gunsmiths & Armorers: Professional-grade OEM components for customer repairs and restorations
- Serious Shooters: Owners maintaining Model 629-5 revolvers to factory specifications
- Collectors & Restorers: Authentic Smith & Wesson parts for period-correct restoration projects
- Range Officers & Instructors: Replacement components for high-volume training revolvers
Condition & Quality
This is a used OEM component that has been carefully inspected for functionality. As a previously installed factory part, it may show normal wear consistent with service use including minor surface marks, holster wear, or finish variations. All used components are tested to ensure proper function before listing.
What You Receive:
- Complete cylinder and yoke assembly
- 6-shot .44 Magnum cylinder
- Yoke with updated retention design
- Ready for professional installation
Installation & Safety
⚠ Professional Installation Required: Cylinder and yoke assemblies require proper timing, headspace verification, and function testing. Installation by a qualified gunsmith is strongly recommended to ensure safe operation.
Critical Safety Checks:
- Cylinder timing must be verified across all chambers
- Headspace must be checked with proper gauges
- Cylinder gap must be within factory specifications (0.006")
- Lockup must be tight with no cylinder play
- Function test with snap caps before live fire
Why Buy From USA Guns And Gear
- ✓ Genuine OEM Smith & Wesson parts – no aftermarket substitutes
- ✓ Inspected for quality and function before shipping
- ✓ Fast shipping from our USA facility
- ✓ Expert customer support for fitment questions
- ✓ Trusted by gunsmiths and shooters nationwide
Shipping & Returns
Shipping: This component ships via USPS or UPS. As a firearm part (not a firearm), it can be shipped directly to your door in most states. Please verify your local and state regulations.
Returns: We want you to be completely satisfied. If this part doesn't fit your application, contact us within 30 days for return authorization. Part must be in original condition.
Frequently Asked Questions
Q: Will this fit my Model 629?
A: This assembly is specifically for Model 629-5 variants. Earlier dash numbers (629, 629-1, 629-2, 629-3, 629-4) use a different yoke retention design and are not compatible.
Q: Can I install this myself?
A: While mechanically inclined owners may be able to perform the swap, we strongly recommend professional installation to ensure proper timing, headspace, and safe function.
Q: Is this new or used?
A: This is a used OEM component that has been inspected for functionality. It may show normal wear from previous service.
Q: What's included?
A: You receive the complete cylinder and yoke assembly as shown in the photos – ready for installation.