A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5925-00-088-2498
NSN 5895-00-056-8573
NSN 6110-00-004-1455
NSN 5990-01-442-3520
NSN 4140-01-251-4366
NSN 5930-00-113-5240
NSN 5975-01-281-8842
NSN 6145-00-191-3657
NSN 2925-01-208-6638
NSN 6145-00-233-6010
NSN 6620-00-846-3287
NSN 6150-01-204-2826