The Guide,valve Stem, cataloged under National Stock Number 2815-00-649-8430, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2815-00-649-8430 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Status | ACTIVE |
| Aa End Chamfer Angle in Deg | 45.0 |
| Aa End Chamfer Length | 0.063 INCHES NOMINAL IN |
| Major Diameter Length | 1.438 INCHES NOMINAL IN |
| Bb End Shank Diameter | 0.750 INCHES NOMINAL IN |
| Style Designator | PLAIN, SHOULDERED |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Bb End Chamfer Length | 0.094 INCHES NOMINAL IN |
| Bb End Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Material | STEEL |
| Bore Countersink | NOT INCLUDED |
| 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 |
|---|---|
| JHP96-146 | C/1 Advisory reference — outside the item-of-supply concept Hollingsworth John R Co |
| SD802I308 | 3/9 Design control — primary reference Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc |
| SD802I308 | 5/9 Secondary reference Eagle Crusher Co Inc Dba Stedman Machine Co |
NSN 2815-00-649-8430 is a Guide,valve Stem, classified under FSC 2815, Diesel Engines and Components. Status: active.
Key specifications for 2815-00-649-8430: Aa End Chamfer Angle in Deg: 45.0; Aa End Chamfer Length: 0.063 INCHES NOMINAL IN; Major Diameter Length: 1.438 INCHES NOMINAL IN; Bb End Shank Diameter: 0.750 INCHES NOMINAL IN. 12 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.