A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 2925-00-420-5566
NSN 5935-01-396-4148
NSN 5910-01-349-7189
NSN 5925-00-038-5894
NSN 5998-01-099-1822
NSN 5930-01-304-2239
NSN 6150-00-163-6165
NSN 5998-01-619-5106
NSN 6620-01-520-4186
NSN 5998-00-526-9253
NSN 7035-01-555-8289
NSN 5915-01-133-7658