The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-607-6433, 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 Kohler Co Engine Plant Div. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2805-00-607-6433 |
| Primary Part Number | A230105 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Kohler Co Engine Plant Div |
| Status | ACTIVE |
| FSC Application Data | ENGINE,GASOLINE,NON-AIRCRAFT |
| Carbon Groove | NOT INCLUDED |
| Ring Groove Width | 0.0960 INCHES NOMINAL AND 0.1885 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Distance Between Pin Bosses | 1.250 INCHES NOMINAL IN |
| Retaining Ring Groove | INCLUDED |
| Surface Finish | FINISHED |
| Oil Passage Type | SLOT LOCATION NOT OTHERWISE SPECIFIED |
| Diameter | 2.8735 INCHES NOMINAL IN |
| Ring Groove Diameter | 2.540 INCHES NOMINAL SECOND RING IN |
| Ring Groove Diameter | 2.580 INCHES NOMINAL FIRST RING IN |
| Distance From Pin Hole Center to Extreme Top | 1.500 INCHES NOMINAL IN |
| Pin | INCLUDED |
| Pin Type for Which Designed | LOCKING |
| Oil Groove | NOT INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 3 |
| Oversize | 0.010 INCHES NOMINAL IN |
| Skirt Bottom Cutaway Feature | INCLUDED |
| Finished Size Designation | OVERSIZE |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 0.6250 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Material | ALUMINUM |
| Skirt Type | SOLID |
| Cut Depth | 0.250 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 |
|---|---|
| A230105 PRIMARY | Kohler Co Engine Plant Div (USA) |
| Reference | Meaning |
|---|---|
| A230105 | 5/9 Secondary reference Essex Industries, Inc. Dba Essex Industries |
| 385195R91 | 5/2 Secondary reference U.S. Government activity |
NSN 2805-00-607-6433 is a Piston,internal Combustion Engin, manufactured by Kohler Co Engine Plant Div, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-607-6433 has 1 manufacturer part number on file: A230105 (Kohler Co Engine Plant Div).
Key specifications for A230105: Overall Height: 2.625 INCHES NOMINAL IN; FSC Application Data: ENGINE,GASOLINE,NON-AIRCRAFT; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.0960 INCHES NOMINAL AND 0.1885 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN. 25 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.