The Gear Shaft, cataloged under National Stock Number 5840-00-508-7501, 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 Raytheon Company Div Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Gear Shaft |
| FSC / FSG | 5840 — Radar Equipment, Except Airborne (FSG 58) |
| Manufacturers | Raytheon Company Div Corp (CAGE 49956) |
| Parameter | Value |
|---|---|
| NSN | 5840-00-508-7501 |
| Primary Part Number | YC2018-1046REV4 |
| Item Name | Gear Shaft |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| YC2018-1046REV4 PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 2014P1 | 5/2 Secondary reference U.S. Government activity |
| YC2018-1046REV4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5840-00-508-7501 is a Gear Shaft, manufactured by Raytheon Company Div Corp, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-00-508-7501 has 1 manufacturer part number on file: YC2018-1046REV4 (Raytheon Company Div Corp).
1 possible match (shared part number, not a government interchangeability claim): 6605-01-439-8069. 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 5840-00-508-7501 has DEMIL Code B. 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.