Smith & Wesson Center Pin Stainless Steel K Frame L Frame 2.5" Barrel Models 19 66 686 - 074710000

Smith & Wesson Cylinder Center Pin - Part #074710000

Factory original stainless steel cylinder center pin designed specifically for K Frame and L Frame revolvers with 2.5" barrels. Critical component that secures the cylinder to the crane assembly, ensuring proper alignment and smooth swing-out operation.

Compatible Models (2.5" Barrel Only):

• K Frame Model 19 (.357 Magnum) - Combat Magnum
• K Frame Model 66 (.357 Magnum) - Combat Magnum, stainless steel
• L Frame Model 686 (.357 Magnum) - Distinguished Combat Magnum, stainless steel

Important Barrel Length Specification:

This center pin is designed specifically for revolvers with 2.5" barrels. Center pins are barrel-length-specific and will not fit other barrel lengths (2", 3", 4", 6", 8.375", etc.). Verify your barrel length before ordering.

Frame Compatibility:

This part fits both K Frame (.357 Magnum models 19, 66) and L Frame (model 686) revolvers. The L Frame was introduced in 1980 as a larger, stronger platform specifically designed for heavy .357 Magnum use.

Key Features:

• Factory new OEM component - authentic Smith & Wesson quality
• Stainless steel construction for durability and corrosion resistance
• Precision machined for proper cylinder alignment
• Essential for safe cylinder swing-out and lockup
• Direct replacement part - fits specific 2.5" barrel models listed above

Function:

The center pin is a critical component that secures the cylinder to the crane (yoke) assembly. It ensures proper cylinder alignment, smooth rotation, and reliable lockup. Replace if worn, damaged, or if experiencing cylinder timing or alignment issues.

Installation:

Gunsmith installation recommended. Requires disassembly of cylinder crane mechanism and proper fitting to ensure correct function.

Need Help Identifying Your Model?

Swing out the cylinder and check behind the yoke on the frame for a model number. Model numbers began in 1957-58. Contact us with your serial number and we can help identify the correct parts.

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