The Gearcase-Motor, cataloged under National Stock Number 3010-00-500-3441, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-500-3441 |
| Primary Part Number | 44J66 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Keyway Depth | 0.2500 INCHES NOMINAL SINGLE END IN |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Phase | THREE INPUT |
| Frequency in Hertz | 60.0 INPUT |
| Current Type | AC INPUT |
| Winding Type | INDUCTION-SQUIRREL CAGE |
| Geared Head Output Shaft Alignment Position | INLINE W/ARMATURE SINGLE END |
| Mounting Method | FLANGE |
| Thread Length | 1.3750 INCHES NOMINAL SINGLE END IN |
| Cooling Method | AMBIENT AIR |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Mounting Facility Circle Diameter | 8.000 INCHES IN |
| Connection Type and Voltage Rating in Volts | 440.0 LINE TO NEUTRAL SINGLE INPUT |
| Keyway Length | 1.2500 INCHES NOMINAL SINGLE END IN |
| Keyway Width | 0.2500 INCHES NOMINAL SINGLE END IN |
| Length of Shaft From Housing | 3.500 INCHES SINGLE END IN |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 15.0000 HORSEPOWER OUTPUT |
| Shaft End Characteristic | A2 FIRST STYLE AND A9 SECOND STYLE SINGLE END |
| Terminal Type and Quantity | 3 WIRE LEAD |
| Temp Rating | 50.0 AMBIENT CELSIUS |
| Inclosure Specification | MIL-STD-108 |
| Geared Head Output Shaft Speed Rating | 302.000 SINGLE REVOLUTIONS PER MINUTE SINGLE END |
| 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 |
|---|---|
| 44J66 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| MILM17060SERVICEA | 4/1 Identification reference U.S. Government activity |
NSN 3010-00-500-3441 is a Gearcase-Motor, manufactured by Westinghouse Electric Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-500-3441 has 1 manufacturer part number on file: 44J66 (Westinghouse Electric Corp).
Key specifications for 44J66: Keyway Depth: 0.2500 INCHES NOMINAL SINGLE END IN; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Duty Cycle: CONTINUOUS; Phase: THREE INPUT. 25 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.