The Guide,valve Stem, cataloged under National Stock Number 2805-00-654-0118, 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 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2805-00-654-0118 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Shoulder Second Fillet Radius | 0.020 INCHES NOMINAL IN |
| Countersink Angle in Deg | 60.0 |
| FSC Application Data | RECIPROCATING ENGINE,NON-AIRCRAFT |
| Aa End Chamfer Angle in Deg | 45.0 |
| Countersink Diameter | 0.440 INCHES NOMINAL IN |
| Aa End Chamfer Length | 0.020 INCHES NOMINAL IN |
| Major Diameter Length | 0.0701 INCHES MINIMUM AND 0.0801 INCHES MAXIMUM IN |
| Bb End Shank Diameter | 0.590 INCHES NOMINAL IN |
| Style Designator | PLAIN-SHOULDERED |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Bb End Chamfer Length | 0.030 INCHES NOMINAL IN |
| Length From Aa End to Largest Diameter Face | 1.250 INCHES NOMINAL IN |
| Aa End Diameter | 0.5983 INCHES MINIMUM AND 0.5988 INCHES MAXIMUM IN |
| Bb End Chamfer Angle in Deg | 45.0 |
| Bore Diameter | 0.4270 INCHES MINIMUM AND 0.4290 INCHES MAXIMUM IN |
| Material | COPPER ALLOY |
| Shoulder First Fillet Radius | 0.020 INCHES NOMINAL IN |
| Bore Countersink | INCLUDED |
| Countersink Location | BB END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 69693P05 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2805-00-654-0118 is a Guide,valve Stem, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
Key specifications for 2805-00-654-0118: Shoulder Second Fillet Radius: 0.020 INCHES NOMINAL IN; Countersink Angle in Deg: 60.0; FSC Application Data: RECIPROCATING ENGINE,NON-AIRCRAFT; Aa End Chamfer Angle in Deg: 45.0. 20 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.
NSN 2805-00-654-0118 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.