Smith & Wesson Cylinder Center Pin Spring
Factory original cylinder center pin spring for Smith & Wesson J, K, L, and N Frame revolvers.
- Part Number: 074640000
- Compatibility: J, K, L, N Frame all models
- Condition: Factory new OEM part
- Function: Retains cylinder center pin
- Material: Spring steel
Essential for proper cylinder operation and retention. This spring keeps the center pin properly seated, ensuring smooth cylinder swing-out and reliable lockup. Professional installation recommended.