A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6150-01-357-6360
NSN 4140-01-442-0491
NSN 6650-01-239-6241
NSN 6135-01-244-5580
NSN 5965-01-063-7894
NSN 6150-01-170-1109
NSN 6240-00-630-8069
NSN 6220-01-586-9747
NSN 2925-00-403-5036
NSN 5999-01-185-9322
NSN 5960-01-617-6345
NSN 5905-01-341-4108