The Valve,poppet,engine, cataloged under National Stock Number 2805-01-487-0136, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-487-0136 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Head Height | 0.1080 INCHES NOMINAL IN |
| Stem Length | 2.7910 INCHES NOMINAL IN |
| Seat Angle in Deg | 15.0 |
| Chamfer Length | 0.01500 INCHES MAXIMUM IN |
| Neck Radius | 0.1880 INCHES NOMINAL IN |
| Metallic Hardness Rating and Location | 37.0 ROCKWELL C MINIMUM OVERALL AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| Outside Diameter | 0.8440 INCHES NOMINAL IN |
| Head Style | FLAT |
| Chamfer Angle in Deg | 45.0 |
| Unable to Decode | UNABLE TO DECODE OR UNABLE TO DECODE OR UNABLE TO DECODE OR UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9786E100-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2805-01-487-0136 is a Valve,poppet,engine, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
Key specifications for 2805-01-487-0136: Head Height: 0.1080 INCHES NOMINAL IN; Stem Length: 2.7910 INCHES NOMINAL IN; Seat Angle in Deg: 15.0; Chamfer Length: 0.01500 INCHES MAXIMUM IN. 10 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.