Smith & Wesson SD40 VE Locking Block .40 S&W - Part# SD40VE5

Smith & Wesson SD40 VE Locking Block

Part# SD40VE5 | .40 S&W | Used Part

The locking block is a critical frame-mounted component that locks the barrel into battery during firing, absorbing the forces of discharge and ensuring proper barrel-to-slide alignment. A cracked, worn, or damaged locking block can cause failures to lock into battery, accuracy degradation, and in severe cases, unsafe conditions. This is a genuine S&W factory used locking block pulled from an SD40 VE and ready to restore safe, reliable function.

Part Details

• Part Number: SD40VE5
• Condition: Used
• Fits: Smith & Wesson SD40 VE (.40 S&W)
• OEM: Smith & Wesson factory part

Compatibility

This part is specific to the Smith & Wesson SD40 VE pistol chambered in .40 S&W. If you are unsure whether this part fits your pistol, please contact us with your model and serial number and we'll confirm compatibility.

Installation

Disassembly and reassembly are required to replace this part. Installation and inspection by a qualified gunsmith is strongly recommended, as the locking block is a safety-critical component. Factory replacement parts are manufactured to the same specifications, tolerances, and materials as the originals.

Questions? Call or email us — we're happy to help with all your S&W parts needs.