A telephone circuit consisting primarily of telephone jacks and signals designed for use in terminating a telephone trunk in an accessible position on the switchboard face, and to provide visual indication of an incoming signal.
Classification: Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks
NSN 5965-01-633-8849
NSN 6145-01-327-9784
NSN 6685-01-628-2999
NSN 5998-01-384-3134
NSN 6650-00-549-5672
NSN 4140-01-649-4982
NSN 6130-00-497-8419
NSN 5920-00-040-2923
NSN 6240-01-340-5784
NSN 5996-01-565-7374
NSN 6650-00-050-8823
NSN 5990-01-548-3711