Arisaka Type 99 Long Rifle

CODE 03-062-939

NAME – Arisaka Type 99 Long Rifle

NAME (NATIVE) – Year 2599 Long Infantry Rifle

COUNTRY OF ORIGIN – Japan

DATE OF MANUFACTURE – 1939

CALIBER – 7.7×58 mm

OVERALL LENGTH – 127 cm (50 in)

BARREL LENGTH – 78.7 cm (31 in)

RIFLING (TYPE & TWIST) – 4 Grooves, 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 – 699 m/s (2292 fps)

MUZZLE ENERGY – 2879 j (2123 ft/lb)

WEIGHT (EMPTY) – 3.80 kg (8 lb 6 oz)

WEIGHT (LOADED) – 3.93 kg (8 lb 10.6 oz) with 5 rounds loaded

TYPE OF MOUNT – Integral folding wire monopod

SIGHTS – Open, Iron, Adjustable, Front sight – Inverted V-blade, Rear sight – Battle sight – V-notch to 300 meters (328 yards), V-notch ladder, Adjustable from 300 to 1700 meters (328 to 1859 yards) in 100 meter (109 yard) increments, folding Antiaircraft lead “wings” on either side of rear sight ladder when raised.

EFFECTIVE RANGE – 500 m (547 yards)

OPERATION – Manual, Bolt action

TYPE OF FIRE – Repeating

RATE OF FIRE – 12 to 15 rpm

FEED DEVICE – 5 round integral box magazine, Stripper clip loaded

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, 0.13 kg (4.59 oz) 5 rounds loose

BASIC AMMUNITION LOAD – Twenty-four 5 round clips (120 rounds)

LOAD WEIGHT – 3.36 kg (7 lb 6.5 oz)

MANUFACTURER – Toyo Kogyo, Hiroshima Prefecture, Nagoya Arsenal Toriimatsu factory

STATUS – Obsolete

SERVICE – Japanese military, widespread Pacific and Asian use after World War II.