The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-374-5010, 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 Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-374-5010 |
| Primary Part Number | 39114C040 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Carbon Groove | NOT INCLUDED |
| Ring Groove Width | 0.0960 INCHES NOMINAL AND 0.1250 INCHES NOMINAL AND 0.1890 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Distance Between Pin Bosses | 1.125 INCHES NOMINAL IN |
| Retaining Ring Groove | INCLUDED |
| Surface Finish | FINISHED |
| Oil Passage Type | SLOT LOCATION NOT OTHERWISE SPECIFIED |
| Diameter | 3.015 INCHES NOMINAL IN |
| Ring Groove Diameter | 2.638 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Distance From Pin Hole Center to Extreme Top | 1.440 INCHES NOMINAL IN |
| Pin | INCLUDED |
| Pin Type for Which Designed | FLOATING |
| Oil Groove | INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 3 |
| Oversize | 0.040 INCHES NOMINAL IN |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Finished Size Designation | OVERSIZE |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 0.8750 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Material | ALUMINUM |
| 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 |
|---|---|
| 39114C040 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 39114C040 | 5/9 Secondary reference Hercules Engine Co Inc |
| 39114C040 | 5/2 Secondary reference U.S. Government activity |
NSN 2805-00-374-5010 is a Piston,internal Combustion Engin, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-374-5010 has 1 manufacturer part number on file: 39114C040 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
Key specifications for 39114C040: Overall Height: 3.063 INCHES NOMINAL IN; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.0960 INCHES NOMINAL AND 0.1250 INCHES NOMINAL AND 0.1890 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Distance Between Pin Bosses: 1.125 INCHES NOMINAL IN. 22 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.