A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 5998-01-583-5249
NSN 6620-00-516-3204
NSN 5975-01-429-9503
NSN 5996-01-408-6779
NSN 5905-00-467-7680
NSN 6645-01-512-2034
NSN 2925-01-083-3986
NSN 5935-01-535-6950
NSN 5855-01-247-9666
NSN 6240-01-488-9811
NSN 6685-01-627-5566
NSN 5998-01-391-2737