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22 Cards in this Set

  • Front
  • Back
The M61A1 and M61A2 (M61A1/2) ia a six-barreled, rotary-action automatic gun based on the machine-gun design of whom?

Richard J. Gatling


The M61A1/2 automatic gun is hydraulically driven, electrically controlled, and can fire M50 and PGU series ammunition at how many rounds per minute?


4,000 to 6,000


The operation of the M61A1/2 gun is divided into what two distinct cycles?

Firing and Clearing

The ammunition handling system holds a maximum of how many rounds of ammunition in the F/A 18 M61A1/2 gun system?

578

The maintenance and testing responsibilities of M61A1/2 gun installations are distributed evenly between the organization and what other levels of maintenance?

Intermediate

What type of maintenance includes servicing (loading and unloading), preflight, post flight, minor periodic maintenance, malfunction troubleshooting, and removal and installation of component on the aircraft?

Organizational

What maintenance responsibilities are tasks associated with repair or replacement of unserviceable or damaged assemblies, components, or parts of the gun installation that don not require the special maintenance facilities of an overhaul depot?

Intermediate

When the M61A1/2 gun reaches a round interval of how many rounds fired or requires major repair or alteration, it is sent to a depot-level maintenance activity?

120,000

Scheduled M61A1/2 maintenance begins at how many rounds?
7,500
The GAU-21 is capable of firing at a rapid rate of how many rounds per minute?
950 to 1100
The GAU-21 has a barrel life of how many rounds?

10,000
The GAU-21 has a depot maintenance cycle of how many rounds?

40,000
The GAU-21 has a burst limit of how many rounds?

600
What is the muzzle velocity of the GAU-21?

2,887 fps
The GAU-21 weapon system is capable of being mounted on what aircraft?

MH-60
The GAU-16 has a depot maintenance cycle of how many rounds?

50,000
What is the performance rate of the GAU-16

750 to 850 rds per minute
What is the muzzle velocity in fps of the GAU-17?
2,850
What is the rate of fire of the GAU-17?

3,000 rds per minute
The M240D is an air-cooled, gas operated, automatic machine gun and fires the standard 7.62 mm NATO cartridge from the open bolt position at firing rates of how many rounds per second?

650 to 950
What is the maximum range of the M240D?

3,725 meters
What is the maximum effective range of the M240D?

1,200 meters