Central Office.
A telephone office having switching facilities for connecting any manual (nondial) telephone station to any other telephone station within its area. The switching is accomplished manually by means of a jack termination in a switchboard equipped with cord circuits or switches, and supervisory circuits. May include a dial. It generally has trunking facilities to and from other central offices for making connections to telephone stations in those offices. The central office includes all equipment required to serve the lines having a common office name. Does not include the lines from the central office or the telephone stations.
Telephone Terminal
Telephone Terminal
Interrogation Unit
Comm sys support equip iii end item identification
Comm sys support equip iii end item identification
NSN 1285-01-506-0551
NSN 5975-00-071-6918
NSN 5836-00-009-2742
NSN 5836-00-148-8248
NSN 6675-00-586-6644
NSN 5821-00-269-5367
NSN 5810-01-252-2528
NSN 6940-01-012-2459
NSN 5995-01-282-2531
NSN 5895-01-355-2680
NSN 5995-00-961-2752
NSN 7520-01-025-1602
Last modified 06/01/2024