The Guide,valve Stem, cataloged under National Stock Number 2815-01-733-3228, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is General Motors Corp. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-733-3228 |
| Primary Part Number | 12646218 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Style Designator | PLAIN |
| Outside Diameter | 0.450 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 |
| Part Number | Manufacturer |
|---|---|
| 12646218 PRIMARY | General Motors Corp (USA) |
NSN 2815-01-733-3228 is a Guide,valve Stem, manufactured by General Motors Corp, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-733-3228 has 1 manufacturer part number on file: 12646218 (General Motors Corp).
Key specifications for 12646218: Style Designator: PLAIN; Overall Length: 2.300 INCHES NOMINAL IN; Outside Diameter: 0.450 INCHES NOMINAL IN; Special Features: INSIDE DIAMETER:0.250 INCHES;CLASSIFICATION:0E;MATERIAL:SINTERED POWDER METAL IN. 2 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.