The Insert,cylinder, cataloged under National Stock Number 2815-01-058-0254, 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. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2815-01-058-0254 |
| Primary Part Number | 5148501 |
| Item Name | Insert,cylinder |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 5.535 IN. OD; 5.385 IN. ID IN |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1DD379 | Oshkosh Defense Llc (USA) |
| 5148501 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5148501 | 5/1 Secondary reference Terex Equipment Ltd Div Construction Equipment |
| 2815010580254 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 05148501 | C/1 Advisory reference — outside the item-of-supply concept Rolls-Royce Solutions America Inc |
| 1DD379 | 5/9 Secondary reference Oshkosh Corp |
| E.MT.4386 | 5/1 Secondary reference Mietsel Sa |
NSN 2815-01-058-0254 is a Insert,cylinder, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-058-0254 has 2 manufacturer part numbers on file: 1DD379 (Oshkosh Defense Llc), 5148501 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-379-0110. Verify interchangeability with system specifications before substitution.
Key specifications for 5148501: General Characteristics Item Description: STEEL; 5.535 IN. OD; 5.385 IN. ID IN; Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: 2320-01-097-0260 HEMTT - HEAVY EXPANDED MOBILITY TACTICAL TRUCK; 2320-01-304-2277 AND 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM). 2 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.