A component which determines the mode of operation of a intercommunication set.
Classification: Electric sound amplifier sets
NSN 6685-01-118-0689
NSN 5945-01-035-3884
NSN 6645-01-261-0056
NSN 5945-01-237-5447
NSN 7035-01-398-1655
NSN 5999-00-199-0213
NSN 5960-01-457-0157
NSN 6110-00-122-2417
NSN 6150-00-803-8893
NSN 6130-00-326-7354
NSN 5905-01-357-7001
NSN 6320-01-406-6098