The Tappet,engine Poppet Valve, cataloged under National Stock Number 2805-00-429-7603, 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 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-429-7603 |
| Item Name | Tappet,engine Poppet Valve |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Status | ACTIVE |
| Cam End Diameter | 1.758 INCHES NOMINAL IN |
| Adjustability | NONADJUSTABLE |
| Cam End Height | 1.406 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL OVERALL |
| Operation Method | MECHANICAL |
| 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 |
|---|---|
| C2018 | 3/9 Design control — primary reference Thor Power Tool Co Sub of Stewart-Warner Co |
NSN 2805-00-429-7603 is a Tappet,engine Poppet Valve, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5985-01-254-3952, 4820-01-366-8845. Verify interchangeability with system specifications before substitution.
Key specifications for 2805-00-429-7603: Cam End Diameter: 1.758 INCHES NOMINAL IN; Overall Length: 3.219 INCHES NOMINAL IN; Adjustability: NONADJUSTABLE; Cam End Height: 1.406 INCHES NOMINAL IN. 6 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.