The Pin,piston, cataloged under National Stock Number 2815-00-080-3429, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-080-3429 |
| Primary Part Number | 1M1022 |
| Item Name | Pin,piston |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| FSC Application Data | ENGINE,DIESEL |
| Body Style | CHAMFERED ENDS |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1045 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.53980 INCHES MINIMUM AND 0.54020 INCHES MAXIMUM IN |
| End Chamfer Angle in Deg | 45.0 |
| Body Length | 1.9330 INCHES MINIMUM AND 1.9430 INCHES MAXIMUM IN |
| Casehardening Indicator | CASEHARDENED |
| Material | STEEL COMP 1045 |
| Metallic Hardness Rating | 55.0 MINIMUM ROCKWELL C AND 60.0 MAXIMUM ROCKWELL C |
| 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 |
|---|---|
| 1M1022 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 2815-00-080-3429 is a Pin,piston, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-080-3429 has 1 manufacturer part number on file: 1M1022 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1M1022: FSC Application Data: ENGINE,DIESEL; Body Style: CHAMFERED ENDS; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1045 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE; Outside Diameter: 0.53980 INCHES MINIMUM AND 0.54020 INCHES MAXIMUM IN. 9 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.