Smith & Wesson Revolver K Frame Model 19-5 .357 Magnum Case Colored Hammer Assembly .300" Wide Spur 19107D

Smith & Wesson K Frame Model 19-5 Hammer Assembly – .300″ Wide Spur, Case Colored

Restore crisp, reliable hammer function on your Model 19-5 Combat Magnum with this genuine Smith & Wesson factory hammer assembly. The .300″ wide spur provides a positive thumb purchase for single-action cocking, while the case colored finish delivers a classic, period-correct look. A direct OEM replacement that preserves original timing and ignition geometry.

• Part Number: 19107D
• Fits: S&W K Frame Model 19-5
• Caliber: .357 Magnum / .38 Special (centerfire)
• Spur Width: .300″
• Finish: Case Colored
• Condition: Pre-owned, inspected component
• Type: Genuine Smith & Wesson factory replacement part

Compatibility Note

This is a centerfire hammer for the Model 19-5 K Frame. It is not compatible with rimfire K Frame models (17, 18, 48, 617, 648). To confirm your model and dash number, swing out the cylinder and check behind the yoke on the frame. Dash numbers indicate engineering change levels that can affect parts compatibility.

Installation

Disassembly and reassembly are required to replace this part. Proper timing verification after installation is critical — installation by a qualified gunsmith is strongly recommended. Factory replacement parts are manufactured to the exact same specifications, tolerances, and materials as the originals.

Questions? Shoot us an email or give us a call — we’re here for all your S&W needs. – USA Guns And Gear