The Valve,poppet,engine, cataloged under National Stock Number 2815-01-108-6237, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Hyster-Yale Group, Inc.. Government technical data includes 13 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 | 2815-01-108-6237 |
| Primary Part Number | 981623 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Hyster-Yale Group, Inc. |
| Status | ACTIVE |
| Stem Diameter | 0.3120 INCHES NOMINAL IN |
| Head Height | 0.2900 INCHES NOMINAL IN |
| Stem Length | 4.4720 INCHES NOMINAL IN |
| Seat Angle in Deg | 20.0 |
| Neck Radius | 0.3910 INCHES NOMINAL IN |
| Groove Diameter | 0.2500 INCHES NOMINAL IN |
| Distance From Groove to Stem End | 0.1420 INCHES NOMINAL IN |
| Outside Diameter | 1.5350 INCHES NOMINAL IN |
| Stem Style | GROOVED |
| Head Style | CONCAVE |
| Carbon Relief Groove | NOT INCLUDED |
| Material | STEEL OVERALL |
| Groove Width | 0.1100 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 |
|---|---|
| 981623 PRIMARY | Hyster-Yale Group, Inc. (USA) |
NSN 2815-01-108-6237 is a Valve,poppet,engine, manufactured by Hyster-Yale Group, Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-108-6237 has 1 manufacturer part number on file: 981623 (Hyster-Yale Group, Inc.).
Key specifications for 981623: Stem Diameter: 0.3120 INCHES NOMINAL IN; Head Height: 0.2900 INCHES NOMINAL IN; Stem Length: 4.4720 INCHES NOMINAL IN; Seat Angle in Deg: 20.0. 13 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.