The Regulator,engine Generator, cataloged under National Stock Number 2920-01-652-7637, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is C E Niehoff & Co. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-652-7637 |
| Primary Part Number | N3043 |
| Item Name | Regulator,engine Generator |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | C E Niehoff & Co |
| Status | ACTIVE |
| Shock Mount | PROVIDED |
| System Voltage Rating | 28.0 |
| System Ground Polarity | POSITIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 21503246 | Volvo Lastvagnar Aktiebolag (SWE) |
| 228131 | Uro Vehiculos Especiales Sa (ESP) |
| 7421503246 | Arquus (FRA) |
| N3043 PRIMARY | C E Niehoff & Co (USA) |
| Reference | Meaning |
|---|---|
| 83374033000 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 21503246 | 5/9 Secondary reference Volvo Lastvagnar Ab - Volvo Truckcorp |
NSN 2920-01-652-7637 is a Regulator,engine Generator, manufactured by C E Niehoff & Co, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-652-7637 has 4 manufacturer part numbers on file: 21503246 (Volvo Lastvagnar Aktiebolag), 228131 (Uro Vehiculos Especiales Sa), 7421503246 (Arquus), N3043 (C E Niehoff & Co).
Key specifications for N3043: Shock Mount: PROVIDED; System Voltage Rating: 28.0; Special Features: 4 SWITCH POSITIONS, 1=27.5VOLTS, 2=28.0VOLTS, 3=28.5VOLTS, 4=29.0VOLTS; Part Name Assigned by Controlling Agency: REGULATOR, ENGINE GENERATOR. 3 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.
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.