Smith & Wesson K & L Frame Hammer Block New Part 216660000

Smith & Wesson K & L Frame Hammer Block

Part Number: 216660000
Condition: Factory New OEM Part
Frame: K Frame & L Frame
Part Type: Hammer Block

The Smith & Wesson hammer block is a critical internal safety component that prevents the firing pin from contacting the primer unless the trigger is fully depressed. This factory original replacement part is manufactured to exact S&W specifications and is a direct drop-in fit for the compatible models listed below.

Compatible Models

• K Frame: 10-11, 13-5, 14-7, 15-8, 19-8, 64-6, 65-6, 66-5, 67-4, 617, 647, 648
• L Frame: 386, 386PD, 396, 586-6, 619, 620, 686, 696

Note: Fits new-style K and L Frame models only. Verify your model number by swinging out the cylinder and checking behind the yoke on the frame. Model numbers began in 1957–58; contact us with your serial number if your revolver predates this.

This listing is for the hammer block only. Installation by a qualified gunsmith is recommended.