Smith & Wesson 638 Airweight .38 Special 1.875″ 5-Round

The Smith & Wesson Model 638 Airweight is a small-frame J-Frame revolver designed for compact carry and straightforward operation. It combines an aluminum alloy frame with a stainless steel barrel and cylinder for a balance of light weight and corrosion resistance. The model features a shrouded (snag-free) hammer, fixed sights, and a synthetic rubber-style grip for secure handling.

Key Specifications

• The cartridge is .38 Special.
• The barrel length is 1.875 inches.
• The cylinder capacity is 5 rounds.
• The action is Double/Single Action.
• The frame material is aluminum alloy.
• The barrel and cylinder finish/material is stainless steel.
• The weight is approximately 15.1 ounces.
• The sights are integral front and fixed rear.
• The hammer style is shrouded (snag-free).
• The grips are black synthetic/rubber.

Compact and purposeful, the Model 638 Airweight is built for users who value a lightweight, reliable small-frame revolver that balances carryability with the proven performance of a stainless barrel and cylinder. Its simple controls, fixed sights and enclosed hammer reduce snags while the alloy frame keeps overall weight low — a practical option for everyday carry or as a dependable backup tool.