The Oil Pump Assembly,engine, cataloged under National Stock Number 2815-01-287-9435, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2815-01-287-9435 |
| Primary Part Number | 23900137 |
| Item Name | Oil Pump Assembly,engine |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Engine Model Number for Which Designed | 251-F16 |
| 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 |
|---|---|
| 23900137 PRIMARY | Fairbanks Morse, Llc (USA) |
| 23900520-1 | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 23900137 | 3/9 Design control — primary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| 23900520-1 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
NSN 2815-01-287-9435 is a Oil Pump Assembly,engine, manufactured by Fairbanks Morse, Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-287-9435 has 2 manufacturer part numbers on file: 23900137 (Fairbanks Morse, Llc), 23900520-1 (Fairbanks Morse, Llc).
Key specifications for 23900137: Engine Model Number for Which Designed: 251-F16; Special Features: POSITIVE DISPLACEMENT GEAR TYPE, BASE MOUNTED, DRIVEN BY ENGINE CRANKSHAFT EXTENSION GEAR; End Item Identification: DIESEL ENGINE ABOARD 400 FT COAST GUARD VESSELS FT. 1 specification is 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.