CODE 03-041-003
NAME – XM8
COMMON NAMES – MWSF (Modular Weapon System Family) Rifle
COUNTRY OF ORIGIN – Germany
DATE OF MANUFACTURE – 2003
CALIBER – 5.56x45mm NATO
OVERALL LENGTH – 77 cm (30.3 in) Stock retracted, 84.6 cm (33.3 in) Stock extended
BARREL LENGTH – 31.8 cm (12.5 in)
RIFLING (TYPE & TWIST) – 6 Grooves, Right-hand twist, 1 turn in 17.8 cm (7 in)
LOAD – SS109/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 – 892 m/s (2925 fps)
MUZZLE ENERGY – 1597 j (1178 ft/lb)
WEIGHT (EMPTY) – 3.41 kg (7 lb 8 oz)
WEIGHT (LOADED) – 3.904 kg (8 lb 10 oz) loaded with 30 rounds M855 Ball
SIGHTS – 1/1 Integrated Sight Module with red dot reflex sight, Flip-up open, iron, adjustable back-up sights, Front sight – Post, Rear sight – Aperture, adjustable for windage
EFFECTIVE RANGE – 500 m (547 yards)
OPERATION – Gas, short-stroke piston, fires from closed bolt
TYPE OF FIRE – Selective, semi and full automatic
RATE OF FIRE – 40 rpm semi, 60 rpm full automatic
CYCLIC ROF – 850
FEED DEVICE – 30 round translucent plastic box magazine, double column, double feed, stackable or
100-round dual-drum magazine
FEED DEVICE WEIGHT (EMPTY) – 30-round magazine – 0.125 kg (4.4 oz)
100-round drum – 1.00 kg (2 lb 3 oz)
FEED DEVICE WEIGHT (LOADED) – 30-round magazine – 0.494 kg (1 lb 1.4 oz) with 30 rounds 5.56mm
100 –round drum – 2.231 kg (4 lb 15 oz) with 100 rounds 5.56 NATO
BASIC AMMUNITION LOAD – Six – 30 round magazines (180 rounds)
LOAD WEIGHT – 2.964 kg (6 lb 9 oz)
MANUFACTURER – Heckler & Koch Defense, Sterling, Virginia / Alliant Techsystems (ATK), Plymouth, Minnesota
STATUS – Limited production completed
SERVICE – Royal Malaysian Naval Special Forces (PASKAL)
