The Generator Subassy,e, cataloged under National Stock Number 5840-00-677-7990, 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 Rmd Strategic. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5840-00-677-7990 |
| Primary Part Number | 531656 |
| Item Name | Generator Subassy,e |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 531656 | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 531656 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5840-00-677-7990 is a Generator Subassy,e, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-00-677-7990 has 1 manufacturer part number on file: 531656 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 5340-00-910-8466. Verify interchangeability with system specifications before substitution.
Key specifications for 531656: End Item Identification: AIR DEFENSE. 0 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 5840-00-677-7990 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.