Smith & Wesson Model 37 Airweight Revolver

Posted: 03/05/2026

Smith & Wesson Model 37 Airweight Revolver

The Smith & Wesson Model 37 Airweight is a lightweight, 5-shot .38 Special J-frame revolver with a 1 7/8″ to 2″ barrel, often featuring an aluminum alloy frame and steel cylinder. Weighing approx. 14–15 oz, it features DA/SA action, fixed sights, and was designed for concealed carry.

Specifications:

  • Caliber: .38 S&W Special (some modern/converted variants rated for +P)
  • Capacity: 5 Rounds
  • Barrel Length: 1 7/8 inches (standard) or 2 inches
  • Weight: ~14–15 oz
  • Frame: Aluminum Alloy (J-Frame)
  • Action: Double Action / Single Action (DA/SA)
  • Sights: Fixed; serrated ramp front, notch rear
  • Finish: Blue or Nickel
  • Production Era: Introduced 1950s; widely used as a “Chiefs Special Airweight”