The Insert,engine Valve Seat, cataloged under National Stock Number 2805-00-433-3558, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Dressta North America Ltd. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-433-3558 |
| Primary Part Number | 379091C1 |
| Item Name | Insert,engine Valve Seat |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Dressta North America Ltd |
| Status | ACTIVE |
| FSC Application Data | GASOLINE ENGINE MODEL UV-549 |
| Style Designator | PLAIN |
| Material | STEEL OVERALL |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 379091C1 PRIMARY | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 133785R1 | 5/9 Secondary reference U.S. Government activity |
| 379091C1 | 5/9 Secondary reference U.S. Government activity |
NSN 2805-00-433-3558 is a Insert,engine Valve Seat, manufactured by Dressta North America Ltd, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-433-3558 has 1 manufacturer part number on file: 379091C1 (Dressta North America Ltd).
Key specifications for 379091C1: FSC Application Data: GASOLINE ENGINE MODEL UV-549; Style Designator: PLAIN; Material: STEEL OVERALL; Seating Surface Shape: ANGULAR. 4 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.