The Tank,oil,hydraulic System, cataloged under National Stock Number 2590-01-166-2157, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Bae Systems Hagglunds Aktiebolag. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Tank,oil,hydraulic System |
| FSC / FSG | 2590 — Miscellaneous Vehicular Components (FSG 25) |
| Manufacturers | Bae Systems Hagglunds Aktiebolag (CAGE AC90N) |
| Parameter | Value |
|---|---|
| NSN | 2590-01-166-2157 |
| Primary Part Number | 253 7883-801 |
| Item Name | Tank,oil,hydraulic System |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Bae Systems Hagglunds Aktiebolag |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 253 7883-801 PRIMARY | Bae Systems Hagglunds Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 91484-991 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
| 472-9950 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 253 7883-801 | 3/9 Design control — primary reference Bae Systems Hagglunds Ab |
| 2536245-801 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 2590-01-166-2157 is a Tank,oil,hydraulic System, manufactured by Bae Systems Hagglunds Aktiebolag, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-166-2157 has 1 manufacturer part number on file: 253 7883-801 (Bae Systems Hagglunds Aktiebolag).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-602-4445. Verify interchangeability with system specifications before substitution.
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.