This class includes only complete fire control systems
Includes periscopes for submarines; range and height finders; telescopic sights; optical instruments integrated with fire control equipment
Includes turret, gun, torpedo mount, and searchlight indicating equipment; target designating equipment; synchro systems
Includes fire control transmitters, transmitter-receivers, receivers, receiver-regulators
Includes turrets, aircraft; computers, specifically designed; complete gyro mechanisms
Includes computers, specifically designed; complete gyro mechanisms; optical instruments for bombing fire control
Includes radar sets, assemblies, subassemblies, and components specially designed for use on or with fire control equipment
This class includes airborne, shipborne, and submarineborne sonar sets, assemblies, subassemblies, and components designed specificially for use with underwater fire control equipment
Includes fuze setters; ordnance cable systems; aiming circles; flash and sound ranging sets; fire control components and subassemblies not classifiable in other classes of group 12
NSN 4520-01-273-5690
NSN 5930-00-891-2700
NSN 6680-01-157-9077
NSN 5910-01-092-9381
NSN 7125-01-099-5329
NSN 4810-01-604-0023
NSN 4310-00-339-8829
NSN 4820-01-548-5708
NSN 5305-00-921-0043
NSN 3456-00-640-3025
NSN 4730-00-542-5231
NSN 2320-00-926-0949
NSN 5935-01-196-5927
NSN 5935-01-560-7941
NSN 5320-00-137-6733
NSN 3120-00-541-8899
NSN 5930-01-193-5672
NSN 6760-01-326-6523
NSN 5305-01-179-9376
NSN 4820-01-319-3612
NSN 4820-01-185-4378
NSN 6140-01-365-7743
NSN 6515-01-413-1327
NSN 6135-01-106-5542