S&W Firing Pin Spring - 457 4043 4506 4516 4566 4586 Multi-Model - 101440000

Smith & Wesson Firing Pin Spring — Factory OEM

Genuine Smith & Wesson OEM factory replacement firing pin spring for Third Generation semi-automatic pistols. Manufactured to exact original specifications and tolerances.

Technical Specifications

• Manufacturer: Smith & Wesson
• Part Number: 101440000
• Component: Firing Pin Spring
• Caliber: .40 S&W / .45 ACP
• Condition: Factory New OEM

Compatible Models

.40 S&W: 4043 DAO

.45 ACP: 457, 4506, 4516, 4566, 4586 DAO

Installation Note

Gunsmith installation recommended. Factory replacement parts are manufactured to the exact same specifications, tolerances, and materials as the original parts.

Questions? Contact us — we specialize in Smith & Wesson pistol and revolver parts.