A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5950-00-007-5994
NSN 5920-00-400-6227
NSN 5895-01-486-7862
NSN 6110-01-500-2005
NSN 5945-01-608-5803
NSN 5835-01-580-0446
NSN 5996-01-265-5150
NSN 5835-01-408-7576
NSN 5835-01-340-6955
NSN 6650-01-650-5771
NSN 4140-00-179-3977
NSN 5945-01-237-5447