The Ring,piston, cataloged under National Stock Number 2805-01-294-4379, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps). Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-294-4379 |
| Primary Part Number | W2-2500-500 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| Status | ACTIVE |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| 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 |
|---|---|
| W2-2500-500 PRIMARY | Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) (USA) |
| Reference | Meaning |
|---|---|
| 1351090 | 5/9 Secondary reference Cleveland Trencher Co Inc |
NSN 2805-01-294-4379 is a Ring,piston, manufactured by Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps), classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-294-4379 has 1 manufacturer part number on file: W2-2500-500 (Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)).
Key specifications for W2-2500-500: Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; End Item Identification: 3805-01-084-8528. 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.