The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-01-028-5532, 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 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-028-5532 |
| Primary Part Number | 3275949 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Pin | INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 3 |
| Ring | INCLUDED |
| 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 |
|---|---|
| 3275949 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| AR-61140 | 5/9 Secondary reference Cummins Inc. |
| 2506PN | 5/9 Secondary reference Spx Corp |
| AR62440 | 5/9 Secondary reference Cummins Inc. |
| 2506PN | 5/9 Secondary reference Bosch Automotive Service Solutions Inc. |
NSN 2815-01-028-5532 is a Piston,internal Combustion Engin, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-028-5532 has 1 manufacturer part number on file: 3275949 (Cummins Inc.).
Key specifications for 3275949: Pin: INCLUDED; Head Style: FLAT; Ring Groove Quantity: 3; Ring: INCLUDED. 4 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.