The Switchboard,signal Distribution,, cataloged under National Stock Number 5840-00-849-0669, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-00-849-0669 |
| Item Name | Switchboard,signal Distribution, |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Status | ACTIVE |
| FSC Application Data | CABINET,ELECTRICAL EQUIPMENT,RADAR,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE |
| Phase | SINGLE SECOND OPERATING POWER RQMT |
| Phase | SINGLE FIRST OPERATING POWER RQMT |
| AC Voltage Rating | 24.0 VOLTS NOMINAL FIRST OPERATING POWER RQMT |
| AC Voltage Rating | 18.0 VOLTS NOMINAL SECOND OPERATING POWER RQMT |
| DC Voltage Rating | 24.0 VOLTS NOMINAL FIRST OPERATING POWER RQMT |
| Radar Indicator Circuits Quantity Accommodated | 10 |
| Frequency Rating | 60.0 HERTZ NOMINAL FIRST OPERATING POWER RQMT |
| Frequency Rating | 50.0 HERTZ NOMINAL SECOND OPERATING POWER RQMT |
| Radar Set Circuits Quantity Accommodated | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| SB-1372/FPS | 5/2 Secondary reference U.S. Government activity |
| ML9022 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5840-00-849-0669 is a Switchboard,signal Distribution,, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
Key specifications for 5840-00-849-0669: Overall Height: 9.500 INCHES NOMINAL IN; FSC Application Data: CABINET,ELECTRICAL EQUIPMENT,RADAR,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE; Phase: SINGLE SECOND OPERATING POWER RQMT; Phase: SINGLE FIRST OPERATING POWER RQMT. 10 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 5840-00-849-0669 has DEMIL Code C. 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.