APS Underwater Assault Rifle

Tula Arms Plant · Assault-Rifle · In Service · 1975

Weight (empty)2460 g (86.8 oz)
Overall Length840 mm (33.07")
Barrel Length300 mm (11.81")
Magazine Capacity26 rounds
Action TypeGas Operated
Firing MechanismHammer Fired
Muzzle Velocity365 m/s (1198 fps)
Muzzle Energy1386 J (1022 ft·lbf)
Effective Range30 m (33 yd)
Frame MaterialSteel

Primary Caliber: 5.66x39mm MPS

The APS (Avtomat Podvodny Spetsialny, meaning 'Special Underwater Automatic') is a unique Soviet assault rifle designed for underwater combat by Soviet combat frogmen. Developed by Vladimir Simonov and Pyotr Serdyukov at TsNIITochMash and manufactured by the Tula Arms Plant, the APS was adopted in 1975 and remains the most well-known underwater firearm ever produced. The rifle fires the 5.66x39mm MPS cartridge, which uses the same case as the standard 5.45x39mm but is loaded with a 120mm-long st...

Country of Origin: SU

Designer: Vladimir Simonov