CODE – 02-136-958
NAME – K-50M
COUNTRY OF ORIGIN – Vietnam
DATE OF MANUFACTURE – 1958
CALIBER – 7.62x25mm Type P
OVERALL LENGTH – 57.3 cm (22.56 in) Stock collapsed, 75.6 cm (29.75 in) Stock extended
BARREL LENGTH – 26.9 cm (10.6 in)
RIFLING (TYPE & TWIST) – 4 grooves, Right-hand twist, 1 turn in 24 cm (9.45 in)
BULLET DIAMETER – 7.90 mm (0.311 in)
BULLET WEIGHT – 5.64 g (87 grains)
MUZZLE VELOCITY – 488 m/s (1600 fps)
MUZZLE ENERGY – 671 j (495 ft/lb)
WEIGHT (EMPTY) – 3.4 kg (7 lb 8 oz)
WEIGHT (LOADED) – 4.08 kg (9 lb) loaded with 35 rounds
SIGHTS – Open, Iron, adjustable, Front sight – Blade, Rear sight Flip-type with apertures for 100 and 200 meters (109 and 219 yards)
EFFECTIVE RANGE – 150 m (164 yards)
OPERATION – Blowback, fires from open bolt
TYPE OF FIRE – Selective, Semi and Full automatic
RATE OF FIRE – 45 rpm Semi, 95 rpm Full Automatic
CYCLIC ROF – 700 rpm
FEED DEVICE – 35 round box magazine, double column, single feed
FEED DEVICE WEIGHT (EMPTY) – 0.30 kg (10.6 oz)
FEED DEVICE WEIGHT (LOADED) – 0.68 kg (1 lb 8 oz)
BASIC AMMUNITION LOAD – Four 35-round magazines (140 rounds)
LOAD WEIGHT – 2.72 kg (6 lb)
MANUFACTURER – No single location, manufacturers included jungle workshops
STATUS – Obsolete
SERVICE – North Vietnamese military and Viet Cong