A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5920-01-191-6321
NSN 6650-00-153-3155
NSN 5960-01-416-0474
NSN 6105-01-528-4372
NSN 5985-01-504-2537
NSN 6610-01-013-3423
NSN 6685-01-305-1524
NSN 6150-01-496-8321
NSN 5990-01-054-3332
NSN 5835-00-198-4936
NSN 5975-01-303-6772
NSN 5960-00-810-6959