The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-00-343-2291, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-343-2291 |
| Primary Part Number | K-1067 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Carbon Groove | NOT INCLUDED |
| Ring Groove Width | 0.3750 INCHES NOMINAL ALL RINGS IN |
| Distance Between Pin Bosses | 3.688 INCHES NOMINAL IN |
| Retaining Ring Groove | NOT INCLUDED |
| Surface Finish | FINISHED |
| Oil Passage Type | HOLE SIXTH RING |
| Diameter | 9.000 INCHES NOMINAL IN |
| Ring Groove Diameter | 8.250 INCHES NOMINAL ALL RINGS IN |
| Distance From Pin Hole Center to Extreme Top | 7.250 INCHES NOMINAL IN |
| Pin | NOT INCLUDED |
| Pin Type for Which Designed | FLOATING |
| Oil Groove | INCLUDED |
| Head Style | CONCAVE |
| Ring Groove Quantity | 6 |
| Skirt Bottom Cutaway Feature | INCLUDED |
| Finished Size Designation | STANDARD |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 2.7500 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Material | STEEL |
| Skirt Type | SOLID |
| Unable to Decode | UNABLE TO DECODE |
| 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 |
|---|---|
| K-1067 PRIMARY | Cooper Machinery Services Llc (USA) |
| Reference | Meaning |
|---|---|
| K1067 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| AK22S41-1233 | 5/9 Secondary reference Naval Sea Systems Command |
| AK22S41-1233 | 5/9 Secondary reference U.S. Government activity |
NSN 2815-00-343-2291 is a Piston,internal Combustion Engin, manufactured by Cooper Machinery Services Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-343-2291 has 1 manufacturer part number on file: K-1067 (Cooper Machinery Services Llc).
Key specifications for K-1067: Overall Height: 13.000 INCHES NOMINAL IN; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.3750 INCHES NOMINAL ALL RINGS IN; Distance Between Pin Bosses: 3.688 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.