The J-Frame is Smith & Wesson’s small-frame revolver, made since 1950 and the most popular small defensive revolver on the market. The Model 640 was the first J-Frame in .357 Magnum, a small concealed-hammer revolver rated for continuous +P use. This model is chambered in .357 Magnum with a 2.125″ barrel and is a 5-shot double-action-only revolver with a stainless steel frame. Manufacturer part number: 163690.
Key features
- .357 Magnum, 2.125″ barrel
- Capacity: 5 rounds
- Action: double-action-only
- Frame: stainless steel
- Grips: synthetic
- Stainless steel frame, barrel and cylinder
- Black Blade Front Sight and Fixed Rear Sight
- Snag-Free enclosed hammer
Buying from PM Customs in Yukon
PM Customs is a licensed FFL in Yukon, OK, serving the Oklahoma City metro. Choose local pickup by appointment (generally Mon–Sat, 8 AM–4 PM), or have your Smith & Wesson Model 640 revolver shipped to your local FFL. You pick at checkout. Questions? Call 405-265-8955.








