The Engine,diesel, cataloged under National Stock Number 2815-01-657-7436, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-657-7436 |
| Primary Part Number | 3516C |
| Item Name | Engine,diesel |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Strokes Per Cycle | 4 |
| Engine Overall Length | 4755.0 MILLIMETERS MAXIMUM MM |
| Usage Design | SHIP |
| Engine Overall Width | 1869.0 MILLIMETERS MAXIMUM MM |
| Voltage in Volts | 600.0 |
| Crankshaft Rotation Direction | COUNTERCLOCKWISE |
| Engine Overall Height | 1887.0 MILLIMETERS MAXIMUM MM |
| Piston Action Type | SINGLE ACTING |
| Starting Method | ELECTRICAL |
| Cylinder Quantity | 16 |
| Cylinder Arrangement | SINGLE V-TYPE |
| Engine Horsepower Rating | 3434.0 |
| Standard Bore Diameter | 6.69 INCHES IN |
| Stroke Length | 8.46 INCHES IN |
| 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 |
|---|---|
| 3516C PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 2815-01-657-7436 is a Engine,diesel, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-657-7436 has 1 manufacturer part number on file: 3516C (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3516C: Strokes Per Cycle: 4; Engine Overall Length: 4755.0 MILLIMETERS MAXIMUM MM; Usage Design: SHIP; Engine Overall Width: 1869.0 MILLIMETERS MAXIMUM MM. 14 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.