A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5910-01-113-1297
NSN 5985-00-521-4292
NSN 5990-01-553-6859
NSN 6150-00-291-8319
NSN 5920-01-067-2289
NSN 5925-01-193-0171
NSN 5910-00-467-8167
NSN 5990-01-213-6319
NSN 5975-01-111-8477
NSN 5999-01-582-1330
NSN 5935-00-850-2929
NSN 5950-00-188-7491