The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-01-563-2973, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-563-2973 |
| Primary Part Number | 3564787 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
|---|---|
| 3564787 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 14KP120 | 5/9 Secondary reference Oshkosh Defense Llc |
| 3067460 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 248-5514 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 14KP120 | 5/9 Secondary reference Oshkosh Corp |
NSN 2805-01-563-2973 is a Piston,internal Combustion Engin, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-563-2973 has 1 manufacturer part number on file: 3564787 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3564787: End Item Identification: 2320-01-534-1103. 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 2805-01-563-2973 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.