The Engine,diesel, cataloged under National Stock Number 2815-00-489-8561, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2815-00-489-8561 |
| Primary Part Number | 3304376 |
| Item Name | Engine,diesel |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Reverse Speed Quantity | 1 |
| Strokes Per Cycle | 2 |
| Engine Overall Length | 70.438 INCHES NOMINAL IN |
| Reduction Gear Ratio | 1.06 TO 1 |
| Engine Overall Width | 40.000 INCHES NOMINAL IN |
| Main Power Takeoff Rotation Direction | COUNTERCLOCKWISE |
| Crankshaft Rotation Direction | CLOCKWISE |
| Speed Range Quantity | 1 |
| Engine Overall Height | 35.375 INCHES NOMINAL IN |
| Piston Action Type | SINGLE ACTING |
| Starting Method | ELECTRICAL |
| Accessory Components and Quantity | AIR SILENCER 1,BASE,MTG 1,COOLER,FRESH WATER 1,COOLER LUBRICATING OIL 1,COOLER,REDUCTION GEAR 1,FILTER,FUEL 1,FILTER,LUBRICATING OIL 1,FILTER,REDUCTION GEAR 1,GOVERNOR 1,PUMP,FRESH WATER 1,PUMP,FUEL SUPPLY 1,PUMP LUBRICATING OIL 1,PUMP,REDUCTION GEAR 1,PUMP,RAW WATER 1,STRAINER,FUEL 1,TANK,EXPANSION,WATER 1 |
| Transmission Type | HYDRAULICALLY ACTUATED |
| Cylinder Quantity | 6 |
| Forward Speed Quantity Per Range | 1 |
| Cylinder Arrangement | STRAIGHT IN-LINE |
| Standard Bore Diameter | 4.250 INCHES IN |
| Stroke Length | 5.000 INCHES IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY ACCESSORY COMPONENTS AND QUANTITY,CRANKSHAFT ROTATION DIRECTION,STARTING METHOD,REDUCTION GEAR,TRANSMISSION,CLUTCH,MAIN POWER TAKE-OFF ROTATION DIRECTION AND SPECIAL FEATURES |
| 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 |
|---|---|
| 3304376 | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 6088M | 3/1 Design control — primary reference Rolls-Royce Solutions America Inc |
NSN 2815-00-489-8561 is a Engine,diesel, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-489-8561 has 1 manufacturer part number on file: 3304376 (Rolls-Royce Solutions America Inc).
Key specifications for 3304376: Reverse Speed Quantity: 1; Strokes Per Cycle: 2; Engine Overall Length: 70.438 INCHES NOMINAL IN; Reduction Gear Ratio: 1.06 TO 1. 19 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.