The Oil Pump Assembly,engine, cataloged under National Stock Number 2815-01-274-3684, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Deere & Company Dba Deere John Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-01-274-3684 |
| Primary Part Number | AT305428 |
| Item Name | Oil Pump Assembly,engine |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Deere & Company Dba Deere John Co |
| Status | ACTIVE |
| 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 |
|---|---|
| AT305428 | Deere & Company Dba Deere John Co (USA) |
| Reference | Meaning |
|---|---|
| AT18662 | 3/9 Design control — primary reference Deere & Company Dba Deere John Co |
| AT166083 | 5/9 Secondary reference Deere & Company Dba Deere John Co |
| RE23393 | 5/9 Secondary reference Deere & Co |
| AT166083 | 5/9 Secondary reference Deere & Co |
NSN 2815-01-274-3684 is a Oil Pump Assembly,engine, manufactured by Deere & Company Dba Deere John Co, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-274-3684 has 1 manufacturer part number on file: AT305428 (Deere & Company Dba Deere John Co).
Key specifications for AT305428: Special Features: MATERIAL,STEEL BODY;USED ON DIESEL ENGINE; End Item Identification: LOADER; MODEL 544D; DEERE AND CO. 0 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.