The Motor,hydraulic, cataloged under National Stock Number 4320-01-012-4208, 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27 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-012-4208 |
| Item Name | Motor,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Spline Pitch | 20/40 |
| Constant Displacement Per Revolution | 0.380 CUBIC INCHES |
| Displacement Type | VARIABLE |
| Connection Design | THREADED |
| Torque Load Rating | 38.0 INCH-POUNDS OR 140.0 INCH-POUNDS IN |
| Shaft Protrusion Length | 0.857 INCHES NOMINAL IN |
| Spline Length | 0.817 INCHES NOMINAL IN |
| Connection Type | OUTLET AND INLET |
| Mounting Hole Diameter | 0.339 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN |
| Pitch Diameter | 0.600 INCHES NOMINAL IN |
| Spline Major Diameter | 0.640 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN |
| Thread Location | INTERNAL |
| Shaft Rotation Direction | COUNTERCLOCKWISE |
| Thread Direction | RIGHT-HAND |
| Spline Pressure Angle in Deg | 30.0 |
| Drive Shaft Type | SPLINED, INVOLUTE EXTERNAL |
| Spline Quantity | 12 |
| Maximum Working Pressure Rating at Specified Temp Range | 3000PSI AT MINUS 67 DEG F TO PLUS 275 DEG F DEGF |
| Mounting Bolt Hole Spacing | 3.536 IN. BY 3.536 IN. IN |
| Mounting Bolt Circle Diameter | 5.000 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1000.0 |
| Thread Size | 1.312-12 AND 1.062-12 |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Connection Government Spec/std | MS33649-12 AND MS33649-16 |
| 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 | N |
| Reference | Meaning |
|---|---|
| 332-2750-010 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 332-2750-010 | 5/2 Secondary reference U.S. Government activity |
| 63076 | 3/2 Design control — primary reference U.S. Government activity |
| 63276 | 5/2 Secondary reference U.S. Government activity |
NSN 4320-01-012-4208 is a Motor,hydraulic, classified under FSC 4320, Power and Hand Pumps. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5360-01-120-9522, 5330-01-172-7982, 6515-01-369-5070. Verify interchangeability with system specifications before substitution.
Key specifications for 4320-01-012-4208: Mounting Hole Quantity: 4; Spline Pitch: 20/40; Constant Displacement Per Revolution: 0.380 CUBIC INCHES; Displacement Type: VARIABLE. 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.