The Tank,oil,hydraulic System, cataloged under National Stock Number 2590-00-855-9174, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-00-855-9174 |
| Item Name | Tank,oil,hydraulic System |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Status | ACTIVE |
| Filler Cap | NOT INCLUDED |
| FSC Application Data | HYDRAULIC TANK AND SYSTEM ASSY |
| Opening Thread Size | 1-8 |
| Drain Plug | NOT INCLUDED |
| Filler Neck | NOT INCLUDED |
| Line Connection Opening Location | BOTTOM |
| Length | 15.000 INCHES NOMINAL IN |
| Cap Type for Which Filler Opening Is Designed | THREADED |
| Line Connection Opening Quantity | 2 |
| Mounting Bracket Location | SIDE |
| Shape | SQUARE |
| Line Opening Connection Method | THREADED |
| Thread Direction | RIGHT-HAND |
| Tank Capacity | 11.000 GALLON, US MEASURE |
| Height | 12.000 INCHES NOMINAL IN |
| Mounting Bracket | PROVIDED |
| Thread Size | 3/4-14 |
| Screw Thread Series Designator | NPT |
| Width | 15.000 INCHES NOMINAL IN |
| Drain Opening | INCLUDED |
| Opening Thread Series Designator | NPT |
| Material | STEEL |
| Fabrication Method | WELDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2K29D | 3/9 Design control — primary reference U.S. Government activity |
NSN 2590-00-855-9174 is a Tank,oil,hydraulic System, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
Key specifications for 2590-00-855-9174: Filler Cap: NOT INCLUDED; FSC Application Data: HYDRAULIC TANK AND SYSTEM ASSY; Opening Thread Size: 1-8; Drain Plug: NOT INCLUDED. 23 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.