The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-01-283-7241, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Perkins Engines Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-283-7241 |
| Primary Part Number | U5LP0022 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Perkins Engines Inc |
| Status | ACTIVE |
| Retaining Ring Groove | INCLUDED |
| Pin | INCLUDED |
| Pin Type for Which Designed | FLOATING |
| 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 |
|---|---|
| MU5LP0022 | Tld Wollard Llc (USA) |
| U5LP0022 PRIMARY | Perkins Engines Inc (USA) |
| Reference | Meaning |
|---|---|
| 7C3185 | C/1 Advisory reference — outside the item-of-supply concept Caterpillar Inc Div Caterpillar Defense |
| 02/101759 | 5/9 Secondary reference Tld Wollard Llc |
NSN 2815-01-283-7241 is a Piston,internal Combustion Engin, manufactured by Perkins Engines Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-283-7241 has 2 manufacturer part numbers on file: MU5LP0022 (Tld Wollard Llc), U5LP0022 (Perkins Engines Inc).
Key specifications for U5LP0022: Retaining Ring Groove: INCLUDED; Pin: INCLUDED; Pin Type for Which Designed: FLOATING; Ring Groove Quantity: 3. 5 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.