CODE 03-062-945
NAME – Type 4 and Type 5 Rifle
COUNTRY OF ORIGIN – Japan
DATE OF MANUFACTURE – 1945
CALIBER – 7.7x58mm
OVERALL LENGTH – 109.9 cm (43.25 in)
BARREL LENGTH – 58.6 cm (23.06 in)
RIFLING (TYPE & TWIST) – 5 Groove, Right hand twist, 1 turn in 24 cm (9.45 in)
LOAD – Full metal jacketed ball
BULLET DIAMETER – 7.90 mm (0.311 in)
BULLET WEIGHT – 11.79 g (182 grains)
MUZZLE VELOCITY – 674 m/s (2212 fps)
MUZZLE ENERGY – 2681 j (1978 ft/lb)
WEIGHT (EMPTY) – 4.14 kg (9 lb 2 oz)
WEIGHT (LOADED) – 4.40 kg (9 lb 11.2 oz) loaded with 10 rounds
SIGHTS – Open, Iron, Adjustable, Front sight – Inverted V Blade, Rear sight – Peep aperture on tangent. Adjustable for windage and range, from 100 to 1200 meters (109 to 1312 yards) in 100 meter (109 yard) increments
EFFECTIVE RANGE – 500 m (547 yards)
OPERATION – Gas
TYPE OF FIRE – Semiautomatic
RATE OF FIRE – 20-25 rpm
FEED DEVICE – 10 round integral box magazine, loaded with 2 5-round stripper clips
FEED DEVICE WEIGHT (EMPTY) – 7.13 g (110 grains) Empty stripper clip
FEED DEVICE WEIGHT (LOADED) – 0.14 kg (4.94 oz) 5 rounds on stripper clip, 0.26 kg (9.2 oz) 10 rounds loose
BASIC AMMUNITION LOAD – Twenty-four 5 round clips (120 rounds)
LOAD WEIGHT – 3.36 kg (7 lb 6.5 oz)
MANUFACTURER – Yokosuka Naval Arsenal
STATUS – Obsolete
SERVICE – Japanese Imperial Navy, developmental only
