A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6645-00-171-9639
NSN 5990-00-116-6590
NSN 5920-00-980-4112
NSN 6220-01-152-0439
NSN 6320-00-433-2773
NSN 6645-01-272-1854
NSN 5975-00-196-0698
NSN 5975-01-290-4224
NSN 5999-00-664-1818
NSN 5915-01-057-3812
NSN 5935-01-010-0491
NSN 5920-00-175-5138