A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5910-01-118-6337
NSN 5855-01-551-7923
NSN 6610-01-220-2967
NSN 6620-00-415-2768
NSN 5990-01-017-3590
NSN 5930-00-510-7647
NSN 5990-01-432-0523
NSN 6135-00-009-4100
NSN 6105-00-985-4926
NSN 6645-01-298-8837
NSN 6320-01-506-9439
NSN 5935-01-076-2336