A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5999-00-407-0316
NSN 5965-01-311-5846
NSN 4140-00-771-4160
NSN 6130-01-394-9045
NSN 5990-00-884-1743
NSN 5945-01-357-5841
NSN 6685-00-075-5613
NSN 5950-01-149-9410
NSN 5996-01-069-2915
NSN 6220-01-524-9142
NSN 6135-01-339-4695
NSN 5915-01-468-7391