The Cover,engine Poppet Valve Rocker, cataloged under National Stock Number 2815-00-921-5376, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2815-00-921-5376 |
| Primary Part Number | 5140525 |
| Item Name | Cover,engine Poppet Valve Rocker |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 5140525 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5134805 | 5/9 Secondary reference Rolls-Royce Solutions America Inc |
| PC5140525 | 5/9 Secondary reference Power Components (deutschland) Gmbh |
| 2815009215376 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2815-00-921-5376 is a Cover,engine Poppet Valve Rocker, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-921-5376 has 1 manufacturer part number on file: 5140525 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-075-9075. Verify interchangeability with system specifications before substitution.
Key specifications for 5140525: Special Features: STEEL;18.375 IN. LG;9.688 IN. W;6.000 IN. H;2 UNTHD MTG HOLES EA SIDE 0.656 IN. DIA;10.188 IN. C TO C;3.750 IN. FROM END OF COVER;FURNISHED W/OIL FILTER NECK BREATHER TUBE,1.000 IN. OD,CAP W/SAFETY CHAIN IN. 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.
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.