A telephone circuit consisting primarily of telephone relays and associated telephone equipment designed for use in connection with a straight-forward trunk circuit to provide straight-forward signaling facilities on a two wire basis where telephone carrier equipment is not used.
Classification: Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks
NSN 6320-01-006-6138
NSN 5950-01-583-8433
NSN 5910-01-044-5886
NSN 5960-01-604-1158
NSN 6240-01-154-6840
NSN 5835-00-233-6327
NSN 6650-01-465-5243
NSN 6110-01-645-6204
NSN 5905-01-563-4607
NSN 5895-01-422-1398
NSN 5895-00-110-8649
NSN 5960-01-436-4493