The SMITH AND WESSON 640 revolver is engineered as a compact, high-performance personal defense platform, specifically designed for discreet carry applications. This J-Frame variant integrates reliable operational mechanics with durable construction, offering proficient users a dependable sidearm capable of handling .357 Magnum cartridges.
Key Features
Concealed Carry Optimized Design
The 640 model features a 2-1/8-inch barrel and an enclosed hammer, mitigating snag hazards during presentation from concealment. Its compact J-Frame size is purpose-built for discreet carry, providing minimal profile without compromising critical ballistic performance.
Robust Construction
Constructed from stainless steel, this revolver ensures corrosion resistance and long-term structural integrity under consistent use. The black finish provides a low-reflection, durable exterior suitable for rigorous operational environments.
Caliber Performance
Chambered in .357 Magnum, the 640 offers substantial terminal performance. It is also compatible with .38 Special ammunition, providing versatility for training and reduced-recoil applications without requiring a separate platform.
Operational Reliability
Operating in Double Action Only (DAO) mode, the 640 delivers a consistent trigger pull from the first shot to the last. This design philosophy emphasizes operational simplicity and minimizes external controls, enhancing reliability in high-stress scenarios.
Technical Specifications
- SKU: LIP|SM14448
- Model: 640
- Caliber: .357 Magnum (also compatible with .38 Special)
- Capacity: 5 Rounds
- Barrel Length: 2-1/8 inches
- Frame Size: J-Frame
- Action: Double Action Only (DAO)
- Sights: Fixed Front and Rear
- Finish: Black
- Material: Stainless Steel









