The Motor,hydraulic, cataloged under National Stock Number 4320-01-451-0099, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Eaton Corp Hydraulics Div. Government technical data includes 28 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-451-0099 |
| Primary Part Number | M0219J23A4500 104-1629-006 |
| Item Name | Motor,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Corp Hydraulics Div |
| Status | ACTIVE |
| Shaft Thread Size | 0.3150-20.32 |
| Mounting Hole Quantity | 4 |
| Shaft Diameter | 1.2605 INCHES NOMINAL IN |
| Constant Displacement Per Revolution | 18.710 CUBIC INCHES |
| Key Width | 0.3930 INCHES NOMINAL IN |
| Displacement Type | CONSTANT |
| Connection Design | THREADED |
| Torque Load Rating | 235.0 INCH-POUNDS IN |
| Shaft Screw Thread Length | 0.850 INCHES NOMINAL IN |
| Shaft Protrusion Length | 2.220 INCHES NOMINAL IN |
| Connection Type | INLET AND OUTLET AND DRAIN |
| Mounting Hole Diameter | 0.535 INCHES NOMINAL IN |
| Thread Location | INTERNAL |
| Shaft Rotation Direction | CLOCKWISE AND COUNTERCLOCKWISE |
| Thread Direction | RIGHT-HAND |
| Accessory Components and Quantity | MAGNETIC SPEED PICK-UP WITH SHROUD CONNECTOR 1 |
| Drive Shaft Type | KEYED AND THREADED |
| Key Height | 0.3132 INCHES NOMINAL IN |
| Maximum Working Pressure Rating at Specified Temp Range | 3000PSI |
| Mounting Bolt Circle Diameter | 4.190 INCHES NOMINAL IN |
| Key Length | 1.7720 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 246.0 |
| Thread Size | 0.875-14 AND 0.4375-20 |
| Screw Thread Series Designator | UNF |
| Shaft Thread Direction | RIGHT-HAND |
| Connection Government Spec/std | SAE J1926 |
| Material | STEEL HOUSING |
| Connection Quantity | 3 |
| 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 |
|---|---|
| M0219J23A4500 104-1629-006 | Scott Industrial Systems, Inc (USA) |
| M0219J23A4500 104-1629-006 PRIMARY | Eaton Corp Hydraulics Div (USA) |
| Reference | Meaning |
|---|---|
| 9310C961618 | 5/9 Secondary reference The Entwistle Company Llc |
NSN 4320-01-451-0099 is a Motor,hydraulic, manufactured by Eaton Corp Hydraulics Div, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-451-0099 has 2 manufacturer part numbers on file: M0219J23A4500 104-1629-006 (Scott Industrial Systems, Inc), M0219J23A4500 104-1629-006 (Eaton Corp Hydraulics Div).
Key specifications for M0219J23A4500 104-1629-006: Shaft Thread Size: 0.3150-20.32; Mounting Hole Quantity: 4; Shaft Diameter: 1.2605 INCHES NOMINAL IN; Constant Displacement Per Revolution: 18.710 CUBIC INCHES. 28 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.