The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-986-1839, 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 Schramm, Inc.. Government technical data includes 26 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 | 2805-00-986-1839 |
| Primary Part Number | G0HD8B |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Schramm, Inc. |
| Status | ACTIVE |
| Carbon Groove | NOT INCLUDED |
| Ring Groove Width | 0.1880 INCHES NOMINAL THIRD RING IN |
| Ring Groove Width | 0.1250 INCHES NOMINAL FIRST RING IN |
| Ring Groove Width | 0.1880 INCHES NOMINAL FOURTH RING IN |
| Ring Groove Width | 0.1250 INCHES NOMINAL SECOND RING IN |
| Distance Between Pin Bosses | 1.718 INCHES NOMINAL IN |
| Retaining Ring Groove | INCLUDED |
| Surface Finish | FINISHED |
| Oil Passage Type | HOLE AND SLOT LOCATION NOT OTHERWISE SPECIFIED |
| Diameter | 4.496 INCHES NOMINAL IN |
| Ring Groove Diameter | 4.030 INCHES NOMINAL FOURTH RING IN |
| Ring Groove Diameter | 4.030 INCHES NOMINAL THIRD RING IN |
| Ring Groove Diameter | 4.063 INCHES NOMINAL FIRST RING IN |
| Ring Groove Diameter | 4.063 INCHES NOMINAL SECOND RING IN |
| Distance From Pin Hole Center to Extreme Top | 3.125 INCHES NOMINAL IN |
| Pin | INCLUDED |
| Pin Type for Which Designed | FLOATING |
| Oil Groove | NOT INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 4 |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Finished Size Designation | STANDARD |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 1.2500 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Skirt Type | SOLID |
| 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 |
|---|---|
| G0HD8B PRIMARY | Schramm, Inc. (USA) |
NSN 2805-00-986-1839 is a Piston,internal Combustion Engin, manufactured by Schramm, Inc., classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-986-1839 has 1 manufacturer part number on file: G0HD8B (Schramm, Inc.).
Key specifications for G0HD8B: Overall Height: 4.130 INCHES NOMINAL IN; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.1880 INCHES NOMINAL THIRD RING IN; Ring Groove Width: 0.1250 INCHES NOMINAL FIRST RING IN. 26 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.