The Shpagin submachine gun, model 1941. serves to hit the enemy with fire in close combat. Shooting is conducted with pistol cartridges caliber 7.62 x 25 mm, model year 1930, through single and automatic fire (short lines of 3-6 shots and long lines of 15-20 shots). The aiming distance of Shpagin is: with a reversible sight up to 200 meters, and with a sector sight up to 500 meters. The best results are obtained when conducting fire with short lines up to 200 meters, and with long ones up to 100 meters. The technical rate of fire (rate of fire) is about 1,000 rounds per minute. Its combat rate of fire is: with single fire - up to 30 shots per minute, with short bursts - up to 70 shots, with long - up to 100 shots per minute. The weight of the submachine gun with a full disc magazine is 5.3 kg, with a filled arc magazine 4.1 kg, and without a magazine 3.5 kg.