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 5895-01-033-0887
NSN 5975-01-561-3710
NSN 5835-01-482-1591
NSN 6685-00-469-2550
NSN 5895-01-250-2813
NSN 5999-01-176-2149
NSN 5835-01-111-9838
NSN 6105-01-575-0769
NSN 6145-00-939-4973
NSN 5895-00-759-4966
NSN 4140-00-948-0355
NSN 5910-01-619-0517