S&W Model 638 Airweight .38 Special 1.875″ 5-Round

The Smith & Wesson Model 638 Airweight is a compact J-Frame revolver designed for discreet carry and dependable everyday use. It combines an aluminum alloy frame with stainless steel barrel and cylinder for a lightweight package that retains corrosion resistance where it matters most. The Model 638 features a snag-free shrouded (enclosed) hammer, integral front and fixed rear sights, an internal lock, and a synthetic black grip.

Key Specifications

• The caliber is .38 Special.
• The cylinder holds 5 rounds.
• The frame is an aluminum alloy Airweight J-Frame.
• The barrel and cylinder have a stainless finish.
• The action is double/single action (DA/SA).
• The hammer is a shrouded (enclosed) style for snag-free carry.
• The sights are integral front and fixed rear.
• The listed weight is 15.1 oz.
• The listed overall length measures approximately 6.31 inches.
• The revolver includes an internal lock and a black synthetic grip.

Lightweight, compact, and straightforward, the Model 638 Airweight provides a practical, no-nonsense option for concealed carry and everyday personal protection. Its alloy frame keeps carry weight low while stainless components preserve durability, and the enclosed hammer and fixed sights prioritize snag-free carry and simple operation. For shooters who value a reliable, small-frame revolver with proven J-Frame ergonomics, this Model 638 delivers functional features in a compact package.