The Valve,poppet,engine, cataloged under National Stock Number 2815-00-467-2950, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cooper Machinery Services Llc. Government technical data includes 14 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 | 2815-00-467-2950 |
| Primary Part Number | H-3147-A-1 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Distance From Hole Center to Stem End | 0.7050 INCHES NOMINAL IN |
| Stem Diameter | 0.7500 INCHES NOMINAL IN |
| Head Height | 0.3500 INCHES NOMINAL IN |
| Stem Length | 4.6400 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Chamfer Length | 0.0620 INCHES NOMINAL IN |
| Neck Radius | 0.2500 INCHES NOMINAL IN |
| Outside Diameter | 1.2900 INCHES NOMINAL IN |
| Stem Style | DRILLED |
| Head Style | RAISED FACE |
| Carbon Relief Groove | INCLUDED |
| Chamfer Angle in Deg | 45.0 |
| Material | STEEL OVERALL |
| Hole Diameter | 0.1270 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 |
|---|---|
| H-3147-A-1 PRIMARY | Cooper Machinery Services Llc (USA) |
NSN 2815-00-467-2950 is a Valve,poppet,engine, manufactured by Cooper Machinery Services Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-467-2950 has 1 manufacturer part number on file: H-3147-A-1 (Cooper Machinery Services Llc).
Key specifications for H-3147-A-1: Distance From Hole Center to Stem End: 0.7050 INCHES NOMINAL IN; Stem Diameter: 0.7500 INCHES NOMINAL IN; Head Height: 0.3500 INCHES NOMINAL IN; Stem Length: 4.6400 INCHES NOMINAL IN. 14 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.