The Guide,valve Stem, cataloged under National Stock Number 2805-00-097-9987, 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10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-097-9987 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Aa End Chamfer Angle in Deg | 45.0 |
| Aa End Chamfer Length | 0.620 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 0.626 INCHES NOMINAL IN |
| Bb End Chamfer Length | 0.015 INCHES NOMINAL IN |
| Bb End Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.3443 INCHES NOMINAL IN |
| Material | IRON CAST |
| 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 |
|---|---|
| L881N | 5/9 Secondary reference Gravely International Inc |
| 12736P1 | 3/9 Design control — primary reference Gravely International Inc |
NSN 2805-00-097-9987 is a Guide,valve Stem, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
Key specifications for 2805-00-097-9987: Aa End Chamfer Angle in Deg: 45.0; Aa End Chamfer Length: 0.620 INCHES NOMINAL IN; Style Designator: PLAIN; Overall Length: 1.937 INCHES NOMINAL 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.