A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5895-00-365-1188
NSN 7035-01-175-4321
NSN 5965-01-616-6359
NSN 5920-01-357-5785
NSN 5975-01-301-8620
NSN 6645-01-592-2557
NSN 5835-00-034-4976
NSN 6320-01-006-6138
NSN 6220-01-324-9961
NSN 5905-01-596-5847
NSN 5960-00-484-3746
NSN 6320-01-334-5305