CODE 04-041-019
NAME – MG4 A3
NAME (NATIVE) – HK123 (MG43)
COUNTRY OF ORIGIN – Germany
DATE OF MANUFACTURE – 2019
CALIBER – 5.56x45mm (5.56 NATO)
OVERALL LENGTH – 81 cm (31.89 in) Stock folded, 105 cm (41.34 in) Stock open
BARREL LENGTH – 48 cm (18.9 in)
RIFLING (TYPE & TWIST) – 4 Grooves, Right-hand twist, 1 turn in 17.8 cm (7 in)
LOAD – M855 Ball, Full metal jacket with steel core penetrator
BULLET DIAMETER – 5.69 mm (0.224 in)
BULLET WEIGHT – 4.02 g (62 grains)
MUZZLE VELOCITY – 950 m/s (3,117 fps)
MUZZLE ENERGY – 1,814 j (1,338 ft/lb)
WEIGHT (EMPTY) – 8.6 kg (18 lb 15 oz) with ZO 4x30i telescopic sight
WEIGHT (LOADED) – 10.22 kg (22 lb 9 oz) with ZO 4x30i telescopic sight, loaded with 100 round assault pack with 100 round M27 link belt of M855 Ball
TYPE OF MOUNT – Integral folding bipod
WEIGHT OF MOUNT – 0.70 kg (1 lb 9 oz)
WEIGHT OF SPARE BARREL – 1.80 kg (4 lb)
SIGHTS – Integral Mil-STD-1913 Picatinny rail on top of receiver accepts optical and electro-optical sights
OPTICAL SIGHT – Hensoldt/Zeiss ZO 4x30i with illuminated reticle
OPTICAL SIGHT WEIGHT – 0.60 kg (1 lb 5 oz) with battery and mount
OPTICAL SIGHT MAGNIFICATION – 4 Power
OPTICAL SIGHT FIELD OF VIEW – 8 degrees – 140 m @ 1000 m (41.89 ft @ 100 yds)
EFFECTIVE RANGE – 800 m (875 yards)
OPERATION – Gas, fires from open bolt
TYPE OF FIRE – Full automatic
RATE OF FIRE – 100 to 120 rpm
CYCLIC ROF – 825 rpm
FEED DEVICE – Flexible metallic, disintegrating M27 link belt
FEED DEVICE WEIGHT (EMPTY) – 0.54 kg (1lb 3 oz) 200 empty M27 links
100 ROUND ASSAULT PACK WEIGHT (EMPTY) – 0.18 kg (6 oz)
200 ROUND BELT BOX (EMPTY) – 0.14 kg (5 oz) (200 rds),
FEED DEVICE WEIGHT (LOADED) – 3 kg (6 lb 10 oz) M27 link belt loaded with 200 rounds M855 Ball
100 ROUND ASSAULT PACK WEIGHT (LOADED) – 1.62 kg (3 lb 9 oz) with M27 link belt loaded with 100 rounds M855 Ball
200 ROUND BELT BOX (LOADED – 3.14 kg (6 lb 15 oz) with M27 link belt loaded with 200 rounds M855 Ball
BASIC AMMUNITION LOAD – Five 200-round drums (1,000 rounds)
LOAD WEIGHT – 15.7 kg (34 lb 10 oz)
MANUFACTURER – Heckler & Koch GmbH, Oberndorf/Neckar, Germany
STATUS – Evaluation
SERVICE – German military
