Smith & Wesson Chief's Special CS9 / CS40 / CS45 Mainspring Retainer Screw Part# 263540000

Smith & Wesson Chief's Special CS9 / CS40 / CS45 Mainspring Retainer Screw — Blue

Part# 263540000 | OEM Factory Replacement | Brand New

This is the factory original Smith & Wesson mainspring retainer screw for the Chief's Special compact pistol series, finished in blue. Manufactured to the exact same specifications, tolerances, and materials as the original part — ensuring a proper fit and secure mainspring retention.

Part Details

• Part Number: 263540000
• Finish: Blue
• Condition: Factory New OEM

Compatible Models

• CS9C, CS9D, CS9S — 9mm
• CS40C, CS40D, CS40S — .40 S&W
• CS45C, CS45D — .45 ACP

Installation

Disassembly and reassembly of the pistol is required to replace this part. Installation and fitting by a qualified gunsmith is recommended.

This listing is for the mainspring retainer screw only. Have questions? Call or email us — we're happy to help.