The Motor,hydraulic, cataloged under National Stock Number 4320-01-161-5178, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-161-5178 |
| Item Name | Motor,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| FSC Application Data | CRANE |
| Spline Minor Diameter | 0.835 INCHES MINIMUM AND 0.848 INCHES MAXIMUM IN |
| Constant Displacement Per Revolution | 14.900 CUBIC INCHES |
| Displacement Type | CONSTANT |
| Connection Design | THREADED |
| Torque Load Rating | 1324.0 INCH-POUNDS IN |
| Drive Shaft Government Standard | SAE 6B |
| Shaft Protrusion Length | 1.500 INCHES NOMINAL IN |
| Spline Length | 1.000 INCHES NOMINAL IN |
| Connection Type | INLET AND OUTLET |
| Mounting Hole Diameter | 0.530 INCHES NOMINAL IN |
| Spline Major Diameter | 0.996 INCHES MINIMUM AND 0.998 INCHES MAXIMUM IN |
| Thread Location | INTERNAL |
| Shaft Rotation Direction | COUNTERCLOCKWISE |
| Thread Direction | RIGHT-HAND |
| Drive Shaft Type | SPLINED, INVOLUTE EXTERNAL |
| Spline Quantity | 6 |
| Mounting Bolt Hole Spacing | 180.0 DEG APART |
| Mounting Bolt Circle Diameter | 4.190 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 144.0 |
| Thread Size | 0.500-14 |
| Screw Thread Series Designator | NPTF |
| Surface Treatment | PAINT HOUSING |
| Material | STEEL HOUSING |
| Connection Quantity | 2 |
| Mounting Type | FLANGE |
| 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 |
|---|---|
| 7-632-000061 | 5/9 Secondary reference Grove U.s. Llc Dba Grove Us Llc |
| 7-632-000061 | 5/9 Secondary reference Minnpar, Llc Dba Minnpar |
| 101-1078-007 | 5/9 Secondary reference U.S. Government activity |
| 2360007328 | 5/9 Secondary reference King Bearing Inc |
| 101-1078-009 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-161-5178 is a Motor,hydraulic, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-161-5178: Mounting Hole Quantity: 2; FSC Application Data: CRANE; Spline Minor Diameter: 0.835 INCHES MINIMUM AND 0.848 INCHES MAXIMUM IN; Constant Displacement Per Revolution: 14.900 CUBIC INCHES. 27 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.