The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-01-174-4172, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Deutz Corporation. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-174-4172 |
| Primary Part Number | 223-3661 |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Deutz Corporation |
| Status | ACTIVE |
| Retaining Ring Groove | INCLUDED |
| Oil Passage Type | HOLE LOCATION NOT OTHERWISE SPECIFIED |
| Pin | INCLUDED |
| Pin Type for Which Designed | FLOATING |
| Oil Groove | INCLUDED |
| Head Style | DISH |
| Ring Groove Quantity | 3 |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Ring | INCLUDED |
| 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 |
|---|---|
| 223-3661 | Deutz Corporation (USA) |
| Reference | Meaning |
|---|---|
| 80000690 | 3/9 Design control — primary reference Caterpillar Paving Products Inc |
NSN 2815-01-174-4172 is a Piston,internal Combustion Engin, manufactured by Deutz Corporation, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-174-4172 has 1 manufacturer part number on file: 223-3661 (Deutz Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2815-01-250-7749. Verify interchangeability with system specifications before substitution.
Key specifications for 223-3661: Retaining Ring Groove: INCLUDED; Oil Passage Type: HOLE LOCATION NOT OTHERWISE SPECIFIED; Pin: INCLUDED; Pin Type for Which Designed: FLOATING. 11 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.