The Drive Unit,magnetic, cataloged under National Stock Number 5840-00-079-9605, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Lockheed Martin Services, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Drive Unit,magnetic |
| FSC / FSG | 5840 — Radar Equipment, Except Airborne (FSG 58) |
| Manufacturers | Lockheed Martin Services, Llc (CAGE 23892) |
| Parameter | Value |
|---|---|
| NSN | 5840-00-079-9605 |
| Primary Part Number | 3904951 |
| Item Name | Drive Unit,magnetic |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Lockheed Martin Services, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 3904951 PRIMARY | Lockheed Martin Services, Llc (USA) |
| Reference | Meaning |
|---|---|
| MK8058UYK | 5/2 Secondary reference U.S. Government activity |
NSN 5840-00-079-9605 is a Drive Unit,magnetic, manufactured by Lockheed Martin Services, Llc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-00-079-9605 has 1 manufacturer part number on file: 3904951 (Lockheed Martin Services, Llc).
1 possible match (shared part number, not a government interchangeability claim): 3010-00-181-9560. 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 5840-00-079-9605 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.