CODE – 04-132-971

NAME – 7.62MM Mark 25 Mod 0 Minigun with Mark 77 Mod 0 Mount

COMMON NAMES – Minigun

COUNTRY OF ORIGIN – USA

DATE OF MANUFACTURE – 1971

CALIBER – 7.62x51mm

OVERALL LENGTH – 80 cm (31.5 in)

BARREL LENGTH – 55.9 cm (22 in)

RIFLING (TYPE & TWIST) – 4-Grooves, Right-hand twist, 1 turn in 33 cm

LOAD – M80 Spitzer-pointed full jacketed ball

BULLET DIAMETER – 7.82 mm (0.308 in)

BULLET WEIGHT – 9.66 g (149 grains)

MUZZLE VELOCITY – 869 m/s (2851 fps)

MUZZLE ENERGY – 3647 j (2690 ft/lb)

WEIGHT (EMPTY) – 15.88 kg (35 lb)

WEIGHT (DRIVE) – 3.63 kg (8 lb) 2.5 horsepower electric motor

WEIGHT (FEEDER/DELINKER) – 4.54 kg (10 lb)

WEIGHT (SADDLE ASSEMBLY) – 4.99 kg (11 lb)

WEIGHT (YOKE ASSEMBLY) – 4.99 kg (11 lb)

WEIGHT (FEED CHUTING) – 1.81 kg (4 lb)

WEIGHT (BRASS DISPOSAL BAG) – 2.27 kg (5 lb)

WEIGHT (EMPTY) – 24.05 kg (53 lb) gun with drive motor, feeder/delinker

WEIGHT (MOUNTED) – 196.42 kg (433 lb) complete system with gun, drive motor, feeder/delinker, saddle assembly, yoke assembly, feed chuting, brass disposal bag, power supply, power cable, electric control system, ammunition container, deck tripod

WEIGHT (LOADED & MOUNTED) – 315.14 kg (694 lb 12 oz) Complete system, loaded with 4,000 rounds M80 ball on M13 links

TYPE OF MOUNT – Deck gun mount

WEIGHT OF MOUNT – 113.40 kg (250 lb)

WEIGHT OF BARREL – 1.09 kg (2 lb 6 oz)

POWER REQUIREMENTS – 28 VDC @ 130 amps (6,000 rpm), 28 VDC @ 70 amps (4,000 rpm)

POWER SUPPLY WEIGHT – 15.88 kg (35 lb)

POWER CABLE WEIGHT – 0.91 kg (2 lb)

ELECTRIC CONTROL SYSTEM – 11.34 kg (25 lb)

SIGHTS – Open, iron, Front sight – Post with bead, Rear sight – Speed ring

EFFECTIVE RANGE – 1,500 m (1,640 yards)

OPERATION – External, electric drive motor

TYPE OF FIRE – Full automatic

CYCLIC ROF – 2,000 or 4,000 rpm selectable

FEED DEVICE – M13 disintegrating metallic link belt (when used with feeder/delinker)

FEED DEVICE WEIGHT (EMPTY) – 17.12 kg (37 lb 12 oz) 4,000 M13 links

Ammunition Container (EMPTY) – 16.78 kg (37 lb)

FEED DEVICE WEIGHT (LOADED) – 118.72 kg (261 lb 12 oz) 4,000 rds M80 ball linked with M13 links

Ammunition Container (FULL) – 278.53 kg (614 lb) loaded with 4,000 rounds M80 ball linked

BASIC AMMUNITION LOAD – 4,000 rounds linked

LOAD WEIGHT – 118.72 kg (261 lb 12 oz)

MANUFACTURER – General Electric, NAD Crane

STATUS – Operational

SERVICE – US Navy