The Guide,valve Stem, cataloged under National Stock Number 2805-00-574-8855, 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 Trw Inc Trw Intl Trade Government Sales Dept. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 2805-00-574-8855 |
| Primary Part Number | G908 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Trw Inc Trw Intl Trade Government Sales Dept |
| Status | ACTIVE |
| Style Designator | PLAIN |
| Bore Counterbore | NOT INCLUDED |
| Outside Diameter | 0.438 INCHES NOMINAL IN |
| Bore Diameter | 0.3125 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| G908 PRIMARY | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| 71041C1 | Komatsu America Corp. (USA) |
| AD42 PRIMARY | Wisconsin Motors, Llc (USA) |
| Reference | Meaning |
|---|---|
| 71041C1 | 5/9 Secondary reference Komatsu American Intl Co |
| 71041C1 | 5/9 Secondary reference U.S. Government activity |
| G-7908 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2805-00-574-8855 is a Guide,valve Stem, manufactured by Trw Inc Trw Intl Trade Government Sales Dept, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-574-8855 has 3 manufacturer part numbers on file: G908 (Trw Inc Trw Intl Trade Government Sales Dept), 71041C1 (Komatsu America Corp.), AD42 (Wisconsin Motors, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4110-00-899-0138, 6630-01-333-2062. Verify interchangeability with system specifications before substitution.
Key specifications for G908: Style Designator: PLAIN; Overall Length: 2.500 INCHES NOMINAL IN; Bore Counterbore: NOT INCLUDED; Outside Diameter: 0.438 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.