SMITH & WESSON 163050 AIRWEIGHT 38 SPECIAL 1.875" BBL

The Smith & Wesson Model 637 Airweight (163050) is a J-Frame single-action/double-action revolver chambered in 38 S&W Special +P, designed for everyday concealed carry shooters and personal protection users who want a lightweight, exposed-hammer snub-nose revolver that is simple to operate and easy to carry all day.

Key Features

• Part number: 163050
• Caliber: 38 S&W Special +P
• Action: Single-action/double-action revolver
• Capacity: 5 rounds
• Barrel length: 1.875 inches, stainless steel
• Cylinder: Stainless steel
• Frame: J-Frame, aluminum alloy, matte silver finish, Chiefs Special style
• Grip: Black synthetic
• Front sight: Integral ramp
• Rear sight: Fixed groove
• Hammer: Exposed
• Internal lock: Yes
• Overall length: 6.31 inches
• Height: 4.3 inches
• Width: 1.3 inches
• Weight unloaded: 14.5 oz.

Special Features

• The aluminum alloy frame keeps unloaded weight at just 14.5 ounces, placing the Model 637 Airweight among the lightest steel-barreled J-Frame revolvers in the Smith and Wesson lineup for daily carry comfort.
• The exposed hammer allows the shooter to manually cock the revolver for single-action fire, providing a lighter, shorter trigger pull when deliberate precision shots are the priority.
• The stainless steel barrel and cylinder are paired with the aluminum alloy frame to deliver a durable, corrosion-resistant combination that stands up to daily holster wear, humidity, and the elements without special maintenance.
• The 38 Special +P rating means this revolver accepts both standard 38 Special practice loads and higher-pressure +P defensive ammunition, giving you flexibility across training and personal protection applications.
• The internal lock, accessed above the cylinder release, provides an additional mechanical security feature that disables the action when engaged, useful for safe storage in homes with children or when the revolver is secured but not in active use.
• The Chiefs Special frame style is descended directly from the original Model 37, a platform with decades of real-world carry and law enforcement backup service behind it, making the 637 a revolver with a deeply proven mechanical heritage.

Practical Benefits

• At just 14.5 ounces and 6.31 inches overall, this revolver fits comfortably in a pocket holster, inside-the-waistband rig, or ankle holster without adding noticeable bulk or weight to your daily carry setup.
• The single-action/double-action capability gives you the option to shoot with a lighter cocked trigger for careful, aimed fire at the range while retaining a full double-action pull for consistent carry use.
• The fixed rear sight and integral front ramp keep the exterior profile clean and snag-resistant during the draw, while still giving you a usable sight picture for defensive distances.
• The wide availability and affordable pricing of 38 Special ammunition in standard and +P loads makes this revolver practical for regular range training without stretching your ammunition budget.
• Whether you carry the Model 637 Airweight as your primary everyday handgun, keep it as a reliable backup to a larger pistol, or use it as a home defense revolver that anyone in the household can operate simply and confidently, your 637 gives you a lightweight platform that is always ready without any complicated manual of arms to remember.

The Smith & Wesson Model 637 Airweight (163050) in 38 S&W Special +P is a solid fit for the concealed carry shooter or personal protection user who wants a proven, lightweight J-Frame revolver with the versatility of an exposed hammer and the simplicity of a wheel gun built on decades of trusted service.