The Switchboard,signal Distribution,, cataloged under National Stock Number 5840-01-062-8558, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Switchboard,signal Distribution, |
| FSC / FSG | 5840 — Radar Equipment, Except Airborne (FSG 58) |
| Parameter | Value |
|---|---|
| NSN | 5840-01-062-8558 |
| Item Name | Switchboard,signal Distribution, |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| SB-3495(V)5/UYK | 3/2 Design control — primary reference U.S. Government activity |
NSN 5840-01-062-8558 is a Switchboard,signal Distribution,, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5840-01-126-6353. Verify interchangeability with system specifications before substitution.
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 5840-01-062-8558 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.