ASSIGNMENT 6
Textbook Assignment:
“M61A1 Gun Installation,” Pages 6-1 through 6-19.
6-1.
An M61A1 automatic gun can be internally
mounted in which of the following aircraft?
1.
P-3
2.
F-14 only
3.
F/A-18 only
4.
F-14 and F/A-18
6-2.
An M61A1 automatic gun is (a) driven and (b)
controlled by what means?
1.
(a) Electrically
(b) pneumatically
2.
(a) Hydraulically
(b) electrically
3.
(a) Electrically
(b) electrically
4.
(a) Hydraulically
(b) pneumatically
6-3.
As installed in Navy aircraft, an M61A1 auto-
matic gun has what pilot-selectable firing rate
of (a) GUN HIGH and (b) GUN LOW rounds
per minute?
1.
(a) 6,000
(b) 4,000
2.
(a) 7,000
(b) 4,000
3.
(a) 7,000
(b) 5,000
4.
(a) 8,000
(b) 5,000
6-4.
What components are the primary parts of an
M61A1 automatic gun?
1.
The barrels, housing assembly, and muzzle
clamp assembly
2.
The housing assembly, muzzle clamp as-
sembly, and clearing sector assembly
3.
The barrels, rotor assembly, and housing
assembly
4.
The muzzle clamp assembly, rotor as-
sembly, and barrels
6-5.
What component of an M61A1 automatic gun
restrains individual barrel movement during
firing?
1.
The guide bar
2.
The recoil adapter
3.
The muzzle clamp assembly
4.
The mid-barrel clamp assembly
6-6.
What means are used to secure the gun barrels
to the stub rotor of an M61A1 automatic gun?
1.
Pipe threads
2.
Standard threads
3.
Interrupted locking lugs
4.
Barrel retaining safety pins
6-7.
What components are mounted on the bearing
retainer and provide the front mounting for an
M61A1 automatic gun?
1.
The recoil adapters
2.
The housing assembly
3.
The forward yoke assembly
4.
The rotor housing assembly
6-8.
On an M61A1 automatic gun, what compo-
nents support the breech-bolt assemblies and
provide a guide for the forward and backward
movement of the bolt?
1.
The elliptical tracks
2.
The main cam paths
3.
The rotor tracks
4.
The oval cam paths
6-9.
To install or remove the bolt assembly of an
M61A1
automatic
gun,
what
component
should you remove?
1.
The locking cam
2.
The unlocking cam
3.
The housing cover
4.
The lubricator assembly
6-10.
What type of lubricant should you use in the
lubricator assembly of an M61A1 automatic
gun?
1.
DOD-L-85336
2.
MIL-L-56000
3.
VV-L-700
4.
VV-L-800
6-11.
What are the two distinct cycles of M61A1
automatic gun operation?
1.
Firing and clearing
2.
Loading and unloading
3.
Feeding and extracting
4.
Clearing and loading
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