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 5925-01-335-8006
NSN 6150-00-522-4909
NSN 5960-00-736-8568
NSN 5985-01-425-7485
NSN 6105-01-163-7655
NSN 5998-00-767-0307
NSN 5996-01-626-3598
NSN 6220-01-431-7915
NSN 5895-01-587-6599
NSN 5945-00-138-7486
NSN 5910-00-081-8829
NSN 4140-01-536-1104