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|  MIL-G-85536(AS)
3.
REQUIREMENTS
3.1 Item description. The gun system shall be a double-ended percus-
sion fired 25-millimeter (mm) automatic gun system intended for mounting on
the AV-8B aircraft. The gun system shall consist of a gun pak mounted on the
port side of the fuselage, an ammunition storage and handling pak mounted on
the starboard side of the fuselage, and an ammunition crossover unit with
chuting and conveyor to transfer ammunition from the ammunition pak to the gun
transfer unit in the gun pak. The gun system shall be remotely fired by the
pilot cockpit controls. The drive power for the gun system shall utilize
aircraft engine bleed air.
3.1.1 Major component list. The major components of the gun system
(see Drawing 1395AS1OO) shall be as specified in Table I. The installation
hardware shall be as specified on Drawing 75A732501.
TABLE I.
Major component list.
Drawing
Component
Gun Subsystem, 25-mm, Aircraft,
1395AS101
GAK-14/A49E-10
1395AS103
Gun Assembly
Transfer Unit
1395AS105
Pneumatic Drive Unit
1395AS104
Recoil Mechanism
1395AS298
75A732506
25-mm Gun Pak Assembly-
Structural
1395AS102
Ammunition Handling Subsystem,
25-mm, Aircraft, GFK-11/49E-10
Interface Unit
1395AS232
Turnaround Unit
1395AS107
1395AS108
Ammunition Conveyor
Electronic Control Unit
1395AS11O
1395AS399
Ammunition Chute
25-mm Ammo Pak Assembly -
75A732707
Structural
4
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