The Valve,poppet,engine, cataloged under National Stock Number 2805-00-775-4150, 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 Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-775-4150 |
| Primary Part Number | S-2185 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Seat Angle in Deg | 45.0 |
| Outside Diameter | 1.5625 INCHES NOMINAL IN |
| Head Style | FLAT |
| Carbon Relief Groove | NOT INCLUDED |
| Material | IRON CAST ALLOY SEAT 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 |
|---|---|
| S-2185 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
| 1852248 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| X-2435 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| D-1657 | 5/9 Secondary reference Dana Corp Engine Products Div |
| V-1801 | 5/9 Secondary reference Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 1657 | 5/9 Secondary reference Echlin Inc |
| S-2185 | 5/9 Secondary reference U.S. Government activity |
| V1801STD | 5/9 Secondary reference Mcquay-Norris Inc Oem Div an Skf Industries Co |
NSN 2805-00-775-4150 is a Valve,poppet,engine, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-775-4150 has 3 manufacturer part numbers on file: S-2185 (Eaton Corp Dba Eaton Aerospace Jackson), 1852248 (Chrysler Realty Company Llc Dba Daimler Chrysler), X-2435 (Federal-Mogul Corp Government Sales Dept).
6 possible matches (shared part number, not a government interchangeability claim): 5310-00-859-8623, 7640-01-005-6222, 5325-01-047-6044. Verify interchangeability with system specifications before substitution.
Key specifications for S-2185: Seat Angle in Deg: 45.0; Outside Diameter: 1.5625 INCHES NOMINAL IN; Head Style: FLAT; Carbon Relief Groove: NOT INCLUDED. 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.