The Engine,diesel, cataloged under National Stock Number 2815-01-537-6191, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-537-6191 |
| Primary Part Number | QSB5.9-S/N46721487 |
| Item Name | Engine,diesel |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Reference Data and Literature | TECHNICAL DATA SHEET, ESSEX ELECTRO ENGINEERS, INC. |
| Starting Method | ELECTRICAL |
| 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 |
|---|---|
| QSB5.9-S/N46721487 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| B809-2000-2 | 7/2 Vendor item drawing reference Essex Electro Engineers Inc |
NSN 2815-01-537-6191 is a Engine,diesel, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-537-6191 has 1 manufacturer part number on file: QSB5.9-S/N46721487 (Cummins Inc.).
Key specifications for QSB5.9-S/N46721487: Reference Data and Literature: TECHNICAL DATA SHEET, ESSEX ELECTRO ENGINEERS, INC.; Starting Method: ELECTRICAL; Special Features: END ITEM NSN 6115015027927; End Item Identification: B809D AIRCRAFT GROUND POWER UNIT. 2 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.