The Valve,poppet,engine, cataloged under National Stock Number 2805-00-774-8659, 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 18 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-774-8659 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Stem Diameter | 0.3720 INCHES NOMINAL IN |
| Head Height | 0.1550 INCHES NOMINAL IN |
| Second Groove Width | 0.1400 INCHES NOMINAL IN |
| Stem Length | 4.9340 INCHES NOMINAL IN |
| Seat Angle in Deg | 30.0 |
| Chamfer Length | 0.0200 INCHES NOMINAL IN |
| Neck Radius | 0.2420 INCHES NOMINAL IN |
| Outside Diameter | 1.7812 INCHES NOMINAL IN |
| Distance From First Groove to Stem End | 0.2840 INCHES NOMINAL IN |
| Stem Style | DOUBLE GROOVED |
| First Groove Diameter | 0.3320 INCHES NOMINAL IN |
| Head Style | FLAT |
| Distance From Second Groove to Stem End | 0.5620 INCHES NOMINAL IN |
| Carbon Relief Groove | INCLUDED |
| Chamfer Angle in Deg | 45.0 |
| Second Groove Diameter | 0.3320 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| First Groove Width | 0.1120 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 |
|---|---|
| V1891N | 5/9 Secondary reference Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 234276R1 | 3/2 Design control — primary reference U.S. Government activity |
| V-1746 | 5/9 Secondary reference Dana Corp Engine Products Div |
| V-189IN | 5/9 Secondary reference Mcquay-Norris Inc Oem Div an Skf Industries Co |
| 234276R1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 2805-00-774-8659 is a Valve,poppet,engine, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
Key specifications for 2805-00-774-8659: Stem Diameter: 0.3720 INCHES NOMINAL IN; Head Height: 0.1550 INCHES NOMINAL IN; Second Groove Width: 0.1400 INCHES NOMINAL IN; Stem Length: 4.9340 INCHES NOMINAL IN. 18 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.