US Army, Technical Manual, TM 5-4310-277-25P, COMPRESSOR, RECIPROCATING, AIR, 15CFM, 175PSI, TANK MOUNTED, GED, (CHAMPION PNEUMATIC MODEL HGR5-8M-1), (NSN 4310-00-880-0186), AND, (CHAMPION PNEUMATIC MODEL MGR5-8M-6), (4310-00-880-0186), COMPRESSOR, RECIPROCATING, AIR, 15CFM, 175PSI, TANK MOUNTED, GE, (CHAMPION PNEUMATIC MODEL BGR-5M-1), (4310-00-852-1745), military manauals, special forces