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Smith & Wesson J139A Smith & Wesson J Frame  Multi Model Internal Parts Used .38 Special Part 000000000

Smith & Wesson J Frame Multi-Model Internal Parts Kit Used .38 Special – Part J139A

$39.99

Smith & Wesson J Frame Multi-Model Internal Parts Kit – Used

Part# J139A | Used OEM Factory Parts | .38 Special / J Frame

A used OEM Smith & Wesson internal parts kit for multiple J Frame revolver models. This kit covers the core fire control and action components — an efficient way to source several internal parts at once for a J Frame rebuild or repair.

Kit Contents

  • Rebound Slide & Spring
  • Hammer Block
  • Stirrup Assembly
  • Cylinder Stop & Spring
  • Firing Pin
  • Firing Pin Spring
  • Firing Pin Retaining Pin
  • Bolt Plunger & Spring

Model Compatibility

Model Frame Caliber Notes
Model 38-3 (Bodyguard Airweight) J Frame .38 Special Shrouded hammer
Model 49-3 (Bodyguard) J Frame .38 Special Shrouded hammer, steel frame
Model 60-9 J Frame .38 Special Stainless
Model 317 AirLite J Frame .22 LR Verify firing pin compatibility — rimfire model
Model 331TI J Frame .32 H&R Mag Titanium AirLite
Model 337TI J Frame .38 Special Titanium AirLite
Model 637-1 J Frame .38 Special Stainless cylinder, alloy frame
Model 638-2 J Frame .38 Special Bodyguard Airweight, stainless
Model 649-3 J Frame .38 Special Bodyguard, stainless

Note: Model 317 is a rimfire (.22 LR) model. Verify firing pin compatibility before installing in rimfire revolvers. Contact us if you need help confirming fitment for your specific model and dash number.

Identifying Your Model Number

Swing out the cylinder and check behind the yoke on the frame for a stamped model number. Model numbers began in 1957–58. If no model number is present, your revolver pre-dates 1957 — contact us with your serial number for assistance.

Specifications

  • Manufacturer: Smith & Wesson
  • Part Number: J139A
  • Frame: J Frame
  • Primary Caliber: .38 Special
  • Condition: Used OEM
  • Installation: Gunsmith installation strongly recommended

Questions about compatibility? Contact us at sales@usagunsandgear.com or call 770-544-8075. We’re your Smith & Wesson parts experts.

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