CODE 04-041-965
NAME – HK 22 A1
COUNTRY OF ORIGIN – Germany
DATE OF MANUFACTURE – 1965
CALIBER – 7.62x39mm
OVERALL LENGTH – 103 cm (40.55 in)
BARREL LENGTH – 45 cm (17.72 in) without flash hider
RIFLING (TYPE & TWIST) – 4 Grooves, Right-hand twist, 1 turn in 24 cm (9.45 in)
LOAD – PS Copper-plated steel jacket spitzer pointed with steel core
BULLET DIAMETER – 7.90 mm (0.311 in)
BULLET WEIGHT – 7.90 g (121 grains)
MUZZLE VELOCITY – 718 m/s (2356 fps)
MUZZLE ENERGY – 2022 j (1492 ft/lb)
WEIGHT (EMPTY) – 6 kg (13 lb 4 oz)
WEIGHT (LOADED) – 7.857 (17 lb 5 oz) loaded with 100 rd belt 57N231 Ball
WEIGHT (MOUNTED) – 8.457 kg (18 lb 10 oz) with bipod, loaded with 100 rd belt 57N231 Ball
TYPE OF MOUNT – Folding bipod
WEIGHT OF MOUNT – 0.60 kg (1 lb 5 oz)
WEIGHT OF SPARE BARREL – 1.70 kg (3 lb 12 oz)
SIGHTS –– Open, iron, adjustable, Front sight – Hooded post, Rear sight, aperture with rotating elevation drum, 100 meters click stops (109 yard) graduated 100 to 1200 meters (109 to 1,312 yards)
OPTICAL SIGHT – ZF 4×24
OPTICAL SIGHT WEIGHT – 0.65 kg (1 lb 7 oz) with mount
OPTICAL SIGHT MAGNIFICATION – 4 Power
OPTICAL SIGHT FIELD OF VIEW – 5 degrees 40 minutes – 10 m @ 100 m (30 ft @100 yds)
OPTICAL SIGHT ADJUSTMENTS – Adjustable for windage and elevation, 6 adjustments from 100 to 600 m (109 to 656 yards)
EFFECTIVE RANGE – 600 m (656 yards)
OPERATION – Blowback, Delayed roller locked bolt system
TYPE OF FIRE – Selective, semi and full automatic
RATE OF FIRE – 40 rpm semi, 200 rpm full auto with barrel change
CYCLIC ROF – 800 rpm
FEED DEVICE – Non-disintegrating metallic link belt in 25-rd linkable sections
FEED DEVICE WEIGHT (EMPTY) – 100 rd belt (four 25-rd sections) 0.227 kg (8 oz)
FEED DEVICE WEIGHT (LOADED) – 100-rd belt 1.857 kg (4 lb 1 oz), loaded with 100 rds of 57N231 Ball
BASIC AMMUNITION LOAD – Four-100 rd belts (400 rounds)
LOAD WEIGHT – 7.428 kg (16 lb 6 oz)
MANUFACTURER – Heckler & Koch GmbH, Oberndorf/Neckar, Germany
STATUS – Development only
SERVICE – None