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Smith & Wesson JS139 Smith & Wesson J Frame Model 640 Internal Parts Used .38 Special Part 000000000

Smith & Wesson J Frame Model 640 Internal Parts Used .38 Special - JS139

$39.99

Smith & Wesson J Frame Model 640 Internal Parts — Used

Part Lot # JS139 | Used | J Frame | .38 Special | DAO Centennial

Used internal parts lot for the Smith & Wesson Model 640 J Frame Centennial revolver chambered in .38 Special. The Model 640 is a fully concealed-hammer double-action-only (DAO) revolver designed for concealed carry. This lot covers the core lockwork components. Gunsmith installation required.

This Listing Includes

  • Mainspring
  • Bolt
  • Rebound Slide & Spring
  • Cylinder Stop
  • Bushing
  • 1 Pin

Compatibility

  • Frame: J Frame
  • Model: 640 (DAO Centennial, .38 Special)
  • Note: Most J Frame centerfire internal parts interchange across Models 36, 37, 38, 49, 60, 640, 642, 442 and related variants. The Model 640 is DAO — verify your specific dash number before ordering. Gunsmith installation required.

Specifications

  • Caliber: .38 Special
  • Action: DAO (Double Action Only)
  • Condition: Used
  • OEM: Factory Smith & Wesson parts

Note: Installation by a qualified gunsmith is required. Contact us for any S&W parts questions.

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