.50 Cal Machine Gun - GAU-19/A

AWESOME 50 CAL. MACHINE GUN - GAU-19/A

Designation 0.50"/70 (12.7 mm) GAU-19/A

Ship Class Used On Light aircraft, small boats and some larger warships

Date Of Design 1980 (?)

Date In Service 1985 (?)

Gun Weight 139 lbs. (63 kg) with feeder and transfer unit (no ammunition)

Gun Length oa 46.5 in (1.181 m)

Barrel Length about 36 in (0.914 m)

Grooves (8) 0.19 in (4.8 mm) deep

Lands N/A

Twist Uniform RH 1 in 30

Chamber Volume 1.5 in3 (24.6 cm3)

Rate Of Fire Maximum: 2,000 rounds per minute cyclic

Normal maximum: 1,000 to 2,000 rounds per minute cyclic

HMMWV (Hummer) installations: 1,300 rounds per minute cyclic