The Motor,hydraulic, cataloged under National Stock Number 2540-01-189-4312, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Parker-Hannifin Corp Div Hydraulic Pump/motor Division. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-189-4312 |
| Primary Part Number | ME290103AAAA |
| Item Name | Motor,hydraulic |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Parker-Hannifin Corp Div Hydraulic Pump/motor Division |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Shaft Diameter | 1.250 INCHES NOMINAL IN |
| Constant Displacement Per Revolution | 29.100 CUBIC INCHES |
| Key Width | 0.311 INCHES NOMINAL IN |
| Displacement Type | CONSTANT |
| Drive Shaft Type | KEYED |
| Key Height | 0.311 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 4.188 INCHES NOMINAL IN |
| Mounting Type | FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| ME290103AAAA PRIMARY | Parker-Hannifin Corp Div Hydraulic Pump/motor Division (USA) |
| Reference | Meaning |
|---|---|
| ME29-01-03-AAA | 5/9 Secondary reference Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems |
| MAE34010 | 5/9 Secondary reference Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems |
| 7900-214-1 | 5/9 Secondary reference Wilson Machine Co Inc |
NSN 2540-01-189-4312 is a Motor,hydraulic, manufactured by Parker-Hannifin Corp Div Hydraulic Pump/motor Division, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-189-4312 has 1 manufacturer part number on file: ME290103AAAA (Parker-Hannifin Corp Div Hydraulic Pump/motor Division).
Key specifications for ME290103AAAA: Mounting Hole Quantity: 4; Shaft Diameter: 1.250 INCHES NOMINAL IN; Constant Displacement Per Revolution: 29.100 CUBIC INCHES; Key Width: 0.311 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.