A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5905-00-360-2349
NSN 6110-01-559-2092
NSN 5915-00-903-0872
NSN 6610-00-601-0293
NSN 5855-00-455-6070
NSN 5998-00-572-5118
NSN 6645-01-242-4826
NSN 4140-01-202-9563
NSN 5855-01-530-4147
NSN 5975-00-146-7925
NSN 5920-00-350-6941
NSN 5930-01-219-8799