The Rotor,engine Poppet Valve, cataloged under National Stock Number 2805-00-962-8653, 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10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-962-8653 |
| Item Name | Rotor,engine Poppet Valve |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| First Step Diameter | 0.970 INCHES NOMINAL IN |
| Second Step Length | 0.275 INCHES NOMINAL IN |
| Style Designator | POSITIVE TYPE-STRAIGHT BORE |
| Rotation Direction | COUNTERCLOCKWISE |
| Distance From End to Nearest Step | 0.048 INCHES NOMINAL IN |
| Second Step Diameter | 1.670 INCHES NOMINAL IN |
| First Step Length | 0.125 INCHES NOMINAL IN |
| Minimum Rotation in Deg | 2.0 |
| Spring and Ball Retainer Inside Diameter | 0.900 INCHES NOMINAL IN |
| Bore Diameter | 0.765 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2383268 | 5/9 Secondary reference General Motors Corp |
| 2383268 | 3/9 Design control — primary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 2383268 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 2805-00-962-8653 is a Rotor,engine Poppet Valve, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
Key specifications for 2805-00-962-8653: Overall Height: 0.470 INCHES NOMINAL IN; First Step Diameter: 0.970 INCHES NOMINAL IN; Second Step Length: 0.275 INCHES NOMINAL IN; Style Designator: POSITIVE TYPE-STRAIGHT BORE. 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.