A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5910-00-509-9973
NSN 6110-00-636-1234
NSN 5910-01-294-7568
NSN 5895-00-925-2423
NSN 6145-00-988-5904
NSN 4140-01-423-1647
NSN 6135-00-519-1325
NSN 6105-00-084-3055
NSN 2925-01-394-1812
NSN 5905-01-447-3781
NSN 5910-01-578-9401
NSN 5905-00-012-4490