Bolt spring and plunger for Smith & Wesson Revolver on a white background with a label.

Smith & Wesson J Frame Bolt, Spring & Plunger Assembly - Used - 34045

$16.99 $21.99
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Bolt spring and plunger for Smith & Wesson Revolver on a white background with a label.
  • Bolt spring and plunger for Smith & Wesson Revolver on a white background with a label.
  • Smith & Wesson revolver part with descriptive card on a white background
  • Black mechanical component and spring on a white surface
  • Black metal tool and spring on a white surface
  • Black metal lever and spring on a white background
  • Black metal component with a spring on a white surface
  • Bolt spring and plunger for Smith & Wesson Revolver on a white background with a label.
  • Smith & Wesson revolver part with descriptive card on a white background
  • Black mechanical component and spring on a white surface
  • Black metal tool and spring on a white surface
  • Black metal lever and spring on a white background
  • Black metal component with a spring on a white surface
Smith & Wesson J Frame Bolt, Spring & Plunger Assembly - Used - 34045

Smith & Wesson J Frame Bolt, Spring & Plunger Assembly - Used - 34045

$16.99 $21.99

Smith & Wesson J Frame Bolt, Spring & Plunger Assembly

Restore smooth, reliable cylinder rotation to your J Frame revolver with this complete OEM bolt, spring, and plunger assembly. The bolt is the component that engages the cylinder notches to lock the cylinder in place during firing — a worn or broken bolt directly impacts timing, safety, and accuracy.

This factory MIM (Metal Injection Molded) new-style assembly is used, fully functional, and ready to install in compatible centerfire J Frame revolvers.

What's Included

  • Bolt (MIM)
  • Bolt spring
  • Bolt plunger

Specifications

  • Part Number: 34045
  • Condition: Used, fully functional
  • Frame: J Frame
  • Material: MIM (Metal Injection Molded)
  • Design: New-style
  • Compatible Calibers: .357 Magnum, .38 Special

Model Compatibility

Model Frame Caliber Notes
Model 340 / 340PD J Frame .357 Magnum / .38 Special Primary fit — new-style
Model 360 / 360PD AirLite J Frame .357 Magnum / .38 Special Verify new-style design
Model 60 J Frame .357 Magnum / .38 Special Verify new-style design
Model 36 J Frame .38 Special Verify new-style design
Model 37 J Frame .38 Special Verify new-style design
Model 38 J Frame .38 Special Verify new-style design
Model 42 J Frame .38 Special Verify new-style design
Model 49 J Frame .38 Special Verify new-style design
Model 442 J Frame .38 Special Verify new-style design
Model 638 J Frame .38 Special Verify new-style design
Model 640 J Frame .357 Magnum / .38 Special Verify new-style design
Model 642 J Frame .38 Special Verify new-style design
Model 649 J Frame .357 Magnum / .38 Special Verify new-style design

Note: This is a new-style MIM bolt assembly. Not compatible with rimfire J Frame models (34, 35, 43, 43C, 63, 317, 351C, 651). Verify your model uses the new-style design before ordering.

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