The Central Office,telephone,manual, cataloged under National Stock Number 5805-00-820-9549, is classified within Federal Supply Class 5805 (Telephone and Telegraph Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5805-00-820-9549 |
| Item Name | Central Office,telephone,manual |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Status | ACTIVE |
| Departure From Cited Designator | SPECIAL FEATURES |
| Nondefinitive Spec/std Data | NO. AN/TTC-7A TYPE A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 136131 | 5/9 Secondary reference Itt Telecom Products Corp Network Systems Div |
| MILC14255TYPEANTTC7A | 2/2 Government specification standardization U.S. Government activity |
| AN/TTC-7A | 5/1 Secondary reference U.S. Government activity |
NSN 5805-00-820-9549 is a Central Office,telephone,manual, classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5945-01-307-5851. Verify interchangeability with system specifications before substitution.
Key specifications for 5805-00-820-9549: Departure From Cited Designator: SPECIAL FEATURES; Nondefinitive Spec/std Data: NO. AN/TTC-7A TYPE A; Special Features: 900 LOCAL LN CAPACITY;200 LOCAL LINES EQUIPPED FOR OPR;SWITCHBOARD DATA,COMMON AND LOCAL BATTERY TYPE,3 OPR POSNS,48 V BATTERY,DIAL IS INCLUDED;40 TRUNK LINES;COMPLEMENT DATA,DATA REGARDING GOVT DOC CONTAINING LIST OF COMPONENTS,A TECH MANUAL,TM-11-2146;SPEC FEAT,6 CIRCUIT PLATES IN EA SWITCHBOARD EQUIPPED W/MULTI-CONTACT PLUG AND RECEPTACLE IN BASE OF EA SWITCHBOARD BTWN HEATER OUTLETS;FOR GENRL PURPOSE USE V. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5805-00-820-9549 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.