The Rocker Arm,engine Poppet Valve, cataloged under National Stock Number 2815-01-391-1503, 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 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-391-1503 |
| Primary Part Number | 3053478 |
| Item Name | Rocker Arm,engine Poppet Valve |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Engine Design Control Activity | 15434 |
| 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 |
|---|---|
| 3053478 | Cummins Ltd (GBR) |
| 3053478 PRIMARY | Cummins Inc. (USA) |
| 03.01 OPTION BP6042 REFERENCE 1 | Cummins Ltd (GBR) |
| 03.01 OPTION BP6042/1 | Cummins Ltd (GBR) |
NSN 2815-01-391-1503 is a Rocker Arm,engine Poppet Valve, manufactured by Cummins Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-391-1503 has 4 manufacturer part numbers on file: 3053478 (Cummins Ltd), 3053478 (Cummins Inc.), 03.01 OPTION BP6042 REFERENCE 1 (Cummins Ltd), 03.01 OPTION BP6042/1 (Cummins Ltd).
1 possible match (shared part number, not a government interchangeability claim): 6760-01-575-3803. Verify interchangeability with system specifications before substitution.
Key specifications for 3053478: Engine Design Control Activity: 15434; Special Features: INJECTOR. 1 specification is 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.