A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 2925-01-519-3221
NSN 6650-01-051-7962
NSN 5920-01-101-5852
NSN 6320-01-449-0043
NSN 6240-00-395-0019
NSN 6240-00-332-2084
NSN 6150-00-536-0274
NSN 5915-01-332-5739
NSN 6650-00-601-8944
NSN 5855-01-062-5655
NSN 5999-00-453-4819
NSN 6150-01-546-6200