CODE 04-041-978

NAME – HK 11 A1 – 7.62x51mm

COUNTRY OF ORIGIN – Germany

DATE OF MANUFACTURE – 1978

CALIBER – 7.62x51mm

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 30.5 cm (12 in)

LOAD – M80 Ball Spitzer-pointed full jacketed

BULLET DIAMETER – 7.82 mm (0.308 in)

BULLET WEIGHT – 9.66 g (149 grains)

MUZZLE VELOCITY – 839 m/s (2751 fps)

MUZZLE ENERGY – 3395 j (2504 ft/lb)

WEIGHT (EMPTY) – 7.10 kg (15 lb 10 oz)

WEIGHT (LOADED) – 7.75 kg (17 lb 1 oz) loaded with 20 rounds M80 ball aluminum magazine

WEIGHT (MOUNTED) – 8.62 kg (19 lb) with bipod, sling, support grip, loaded with 20 rounds M80 ball aluminum magazine

WEIGHT (MOUNTED) – 17.92 kg (39 lb 8 oz) with bipod, sling, support grip, on tripod mount, loaded with 20 rounds M80 ball aluminum magazine

TYPE OF MOUNT – Removable folding bipod

WEIGHT OF MOUNT – 0.60 kg (1 lb 5 oz)

TYPE OF MOUNT – 1100 Tripod Mount

WEIGHT OF MOUNT – 9.3 kg (20 lb 8 oz)

WEIGHT OF SPARE BARREL – 1.7 kg (3 lb 12 oz)

WEIGHT OF SLING – 0.17 kg (6 oz)

WEIGHT OF SUPPORT GRIP – 0.10 kg (3.5 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 1100 meters (109 to 1,203 yards)

EFFECTIVE RANGE – 1,200 m (1312 yards)

OPERATION – Blowback, Delayed roller locked bolt system, fires from closed bolt

TYPE OF FIRE – Selective, semi and full automatic

RATE OF FIRE – 50 rpm semi, up to 200 rpm full automatic with barrel change

CYCLIC ROF – 800 rpm

FEED DEVICE – 20 or 30-round removable box magazine, double column, double feed, or 80 round spring-loaded double-drum magazine

FEED DEVICE WEIGHT (EMPTY) – 20 round aluminum magazine – 0.14 kg (5 oz)

20-round steel magazine – 0.28 kg (10 oz)

30-round steel magazine – 0.50 kg (1 lb 2 oz)

80-round double drum magazine – 1.55 kg (3 lb 7 oz)

FEED DEVICE WEIGHT (LOADED) – 20-round aluminum magazine – 0.65 kg (1 lb 7 oz) loaded with 20 rounds M80 ball

20-round steel magazine – 0.79 kg (1 lb 12 oz) loaded with 20 rounds M80 ball)

30-round steel magazine – 1.26 kg (2 lb 13 oz) loaded with 30 rounds M80 ball

80-round double-drum – 3.59 kg (7 lb 15 oz) loaded with 80 rounds M80 ball

BASIC AMMUNITION LOAD – Eight – 20 round magazines (160 rounds) or

Two 80-round double drums (160 rounds)

LOAD WEIGHT – 5.2 kg (11 lb 7 oz) aluminum magazines

Two drums – 7.18 kg (15 lb 13 oz)

MANUFACTURER – Heckler & Koch GmbH, Oberndorf/Neckar, Germany

STATUS – Production completed

SERVICE – German military, international sales