A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 4140-00-931-9638
NSN 6645-00-222-2785
NSN 5945-01-294-4973
NSN 6685-01-081-3387
NSN 5975-00-823-0979
NSN 5855-00-494-9581
NSN 5945-00-389-7948
NSN 5950-00-374-2322
NSN 6135-00-803-3012
NSN 5855-01-424-1090
NSN 2925-01-265-2853
NSN 5855-01-654-0761