The Ring,piston, cataloged under National Stock Number 2805-01-252-4635, 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 Link-Belt Cranes, L.p., Lllp. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Ring,piston |
| FSC / FSG | 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components (FSG 28) |
| Manufacturers | Link-Belt Cranes, L.p., Lllp (CAGE 2Y614); Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems (CAGE 77640) |
| Parameter | Value |
|---|---|
| NSN | 2805-01-252-4635 |
| Primary Part Number | 3A20090 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Link-Belt Cranes, L.p., Lllp |
| 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 |
NSN 2805-01-252-4635 is a Ring,piston, manufactured by Link-Belt Cranes, L.p., Lllp, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-252-4635 has 2 manufacturer part numbers on file: 3A20090 (Link-Belt Cranes, L.p., Lllp), C446003 (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems).
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.