A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5935-00-959-4545
NSN 5905-01-261-8105
NSN 5935-00-216-7435
NSN 6135-01-328-6583
NSN 5950-00-802-0535
NSN 5930-01-331-7000
NSN 5905-01-469-6376
NSN 6240-01-040-1321
NSN 4140-01-504-1283
NSN 5930-01-178-0937
NSN 6150-00-273-1155
NSN 6150-00-578-7816