A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5960-01-627-6547
NSN 5996-01-508-4599
NSN 4140-00-173-0706
NSN 7035-01-132-7209
NSN 6110-00-833-7778
NSN 6130-01-207-0755
NSN 6145-01-406-5511
NSN 6135-00-942-7970
NSN 6650-01-259-3008
NSN 5905-01-372-5320
NSN 5975-01-165-9274
NSN 6620-01-097-1038