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 5999-01-036-1083
NSN 5996-00-915-9054
NSN 6685-01-161-7711
NSN 6105-00-808-7189
NSN 6145-01-606-9941
NSN 5996-00-498-1615
NSN 5945-01-370-4784
NSN 5910-01-364-0757
NSN 6130-00-596-9565
NSN 2925-00-156-4495
NSN 6645-01-489-5426
NSN 2925-00-679-8131