The Rocker Arm,engine Poppet Valve, cataloged under National Stock Number 2815-00-080-6261, 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 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-080-6261 |
| Primary Part Number | 5138518 |
| Item Name | Rocker Arm,engine Poppet Valve |
| 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 |
|---|---|
| 5138518 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| R5138518 | Detroit Diesel Remanufacturing East a Joint Venture (USA) |
| Reference | Meaning |
|---|---|
| 5138518 | 5/9 Secondary reference General Motors Corp |
| 2815PL0951902 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| R5138318 | 5/9 Secondary reference Detroit Diesel Remanufacturing East a Joint Venture |
NSN 2815-00-080-6261 is a Rocker Arm,engine Poppet Valve, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-080-6261 has 2 manufacturer part numbers on file: 5138518 (Rolls-Royce Solutions America Inc), R5138518 (Detroit Diesel Remanufacturing East a Joint Venture).
Key specifications for 5138518: Special Features: STEEL BODY; BRONZE BEARING SLEEVE; 5.750 IN. LG; 2.250 IN. H; 1.500 IN. W; 1.250 IN. DIA SHAFT HOLE; 1.500 IN. LG; ROLLER CAM FOLLOWER 1 END THREADED HOLE,OTHER END FOR ADJUSTING SCREW; 2.000 IN. BETWEEN CENTER OF SHAFT HOLE TO CENTER OF ROLLER; 2.625 IN. BETWEEN CENTER OF SHAFT HOLE TO CENER OF ADJUSTING SCREW HOLE; ADJUSTING HOLE THREAD 0.375-24 UNF-2 RH THREAD SIZE 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.