The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-00-933-0797, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2815-00-933-0797 |
| Primary Part Number | 112-0173-10 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Power Generation Inc. |
| Status | ACTIVE |
| Carbon Groove | NOT INCLUDED |
| Ring Groove Width | 0.0960 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM SECOND RING IN |
| Ring Groove Width | 0.0970 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM FIRST RING IN |
| Ring Groove Width | 0.0960 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM THIRD RING IN |
| Ring Groove Width | 0.1875 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM FOURTH RING IN |
| Distance Between Pin Bosses | 0.750 INCHES NOMINAL IN |
| Retaining Ring Groove | INCLUDED |
| Surface Finish | FINISHED |
| Oil Passage Type | HOLE FOURTH RING |
| Diameter | 3.250 INCHES NOMINAL IN |
| Ring Groove Diameter | 2.876 INCHES MINIMUM AND 2.886 INCHES MAXIMUM FOURTH RING IN |
| Ring Groove Diameter | 2.891 INCHES MINIMUM AND 2.901 INCHES MAXIMUM FIRST RING IN |
| Ring Groove Diameter | 2.891 INCHES MINIMUM AND 2.901 INCHES MAXIMUM SECOND RING IN |
| Ring Groove Diameter | 2.891 INCHES MINIMUM AND 2.901 INCHES MAXIMUM THIRD RING IN |
| Distance From Pin Hole Center to Extreme Top | 1.995 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Pin | INCLUDED |
| Pin Type for Which Designed | FLOATING |
| Oil Groove | NOT INCLUDED |
| Head Style | FLAT |
| Ring Groove Quantity | 4 |
| Oversize | 0.010 INCHES NOMINAL IN |
| Skirt Bottom Cutaway Feature | INCLUDED |
| Finished Size Designation | OVERSIZE |
| Ring | NOT INCLUDED |
| Pinhole Diameter | 0.9900 INCHES NOMINAL IN |
| Pin Hole Bushing | NOT INCLUDED |
| Material | ALUMINUM ALLOY |
| Skirt Type | SOLID |
| Cut Depth | 1.000 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 |
|---|---|
| 112-0173-10 PRIMARY | Cummins Power Generation Inc. (USA) |
| Reference | Meaning |
|---|---|
| 112-0103-10 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 112-103F | 5/9 Secondary reference Cummins Power Generation Inc. |
NSN 2815-00-933-0797 is a Piston,internal Combustion Engin, manufactured by Cummins Power Generation Inc., classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-933-0797 has 1 manufacturer part number on file: 112-0173-10 (Cummins Power Generation Inc.).
Key specifications for 112-0173-10: Overall Height: 3.875 INCHES NOMINAL IN; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.0960 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM SECOND RING IN; Ring Groove Width: 0.0970 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM FIRST RING IN. 29 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.