A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5910-00-690-1619
NSN 5985-01-023-5107
NSN 5915-00-518-0851
NSN 5985-01-230-4966
NSN 5998-00-903-3363
NSN 6105-01-328-6473
NSN 5935-01-443-6252
NSN 6620-01-274-3423
NSN 5855-01-412-4623
NSN 6240-01-317-1382
NSN 5990-01-432-4249
NSN 6620-01-446-7868