US Army Technical Manual, TM 9-1005-298-35P, Aviation Intermediate and Depot Maintenance Repair Parts and Special Tools List ARMAMENT SUBSYSTEM, HELICOPTER ... ON OH-6A AND OH-58A HELICOPTERS), 1969

US Army Technical Manual, TM 9-1005-298-35P, Aviation Intermediate and Depot Maintenance Repair Parts and Special Tools List ARMAMENT SUBSYSTEM, HELICOPTER 7.62 MILLIMETER MACHINE GUN: HIGH RATE M27E1 (NSN 1005-00-933-6242) (USED ON OH-6A AND OH-58A HELICOPTERS), 1969

Scope.
This manual lists repair parts, special tools and test
and support equipment required for the performance of
direct support, general support and depot maintenance
of the armament subsystem XM27E1.

SECTION I. INTRODUCTION
Scope
General
Explanation of columns
Special information
How to locate repair parts
Abbreviations
Federal supply codes for manufacturers
Recommendations for maintenance publication improvements
SECTION II. REPAIR PARTS LIST
Components of major combination
Gun assembly
7.62 Millimeter machine gun M134
Bolt assembly
Rotor assembly
Delinking feeder MAU-56/A
Electric gun drive assembly
Sensing unit and cable assembly
Ram air duct assembly
Mount assembly
Ammunition container assembly
Special purpose cable and control box assembly
Control box subassembly
Special purpose branched cable assembly
Housing and tube assembly
Torque tube and gear installation
Housing assembly
Motor and sensor assembly
Control rod assembly
Reflex sight assembly XM70E1 w/carrying case
Helicopter reflex sight XM70E1
Support assembly
Elevation control assembly
Reticle image projector
Height adjustment linkage
Main projector housing
Lamp housing assembly
SECTION III. SPECIAL TOOLS LIST
SECTION IV. INDEX-FEDERAL STOCK NUMBER AND REFERENCE NUMBER
CROSS-REFERENCE TO FIGURE AND ITEM NUMBER