Country of Origin : United States Role : Pistol In-Service Date : 1940 Manufacturer : Smith & Wesson Arms Co. Number Produced : 890000 Operation : Double Action Revolver Feed : 6 round revolving cylinder Cartridge Name : .38 Smith & Wesson Cartridge Size : 9.65mm x 20mm Cartridge Total Weight : 12.1 grams Bullet Weight : 9.6 grams Weapon Length : 25.8 cm Barrel Length : 12.7 cm Empty Weight : 0.68 kg Combat Weight : 0.88 kg Muzzle Velocity : 220 meters per second Practical Rate of Fire : 18 rounds per minute Cyclic Rate of Fire : 18 rounds per minute Effective Range : 25 meters Scope Types : None Bayonets : None Grenades : None Other : None