The Gearcase-Motor, cataloged under National Stock Number 3010-00-504-0425, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mpc Products Corporation Dba Woodward Mpc, Inc.. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3010-00-504-0425 |
| Primary Part Number | 665-53-412 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Mpc Products Corporation Dba Woodward Mpc, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Phase | TWO INPUT |
| Shaft Diameter | 0.2498 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 400.0 INPUT |
| Current Type | AC INPUT |
| Winding Type | INDUCTION-PERMANENT SPLIT CAPACITOR SPLIT PHASE |
| Geared Head Output Shaft Alignment Position | INLINE W/ARMATURE SINGLE END |
| Mounting Method | FLANGE |
| Cooling Method | AMBIENT AIR |
| Shaft Rotation Direction | CLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Mounting Facility Circle Diameter | 1.535 INCHES IN |
| Maximum Operating Altitude Rating | 50000.0 FEET FT |
| Connection Type and Voltage Rating in Volts | 115.0 LINE TO LINE FIRST MULTIPLE OR 180.0 LINE TO LINE SECOND MULTIPLE INPUT |
| Torque Rating and Type | 50.0 INCH-OUNCES RUNNING IN |
| Length of Shaft From Housing | 0.688 INCHES SINGLE END IN |
| Current Rating in Amps | 0.170 FIRST MULTIPLE OR 0.070 SECOND MULTIPLE INPUT |
| Enclosure Feature | TOTALLY ENCLOSED |
| Current Rating Method | LOCKED ROTOR |
| Power Rating | 9.0000 WATTS OUTPUT |
| Shaft End Characteristic | A1 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Temp Rating | 71.0 AMBIENT CELSIUS |
| Inclosure Specification | COMMERCIAL |
| Geared Head Output Shaft Speed Rating | 160.000 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 |
|---|---|
| 665-53-412 | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
| 18SMG1008 | Ametek Technical & Industrial Products, Inc. Dba Tachtronic Instruments Division Div Ametek Technical and Industrial Products, Inc. (USA) |
| 611676 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 20D295-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| U398 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-504-0425 is a Gearcase-Motor, manufactured by Mpc Products Corporation Dba Woodward Mpc, Inc., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-504-0425 has 3 manufacturer part numbers on file: 665-53-412 (Mpc Products Corporation Dba Woodward Mpc, Inc.), 18SMG1008 (Ametek Technical & Industrial Products, Inc. Dba Tachtronic Instruments Division Div Ametek Technical and Industrial Products, Inc.), 611676 (Lockheed Martin Corporation Div Rms - Mitchel Field).
2 possible matches (shared part number, not a government interchangeability claim): 3120-00-869-7197, 5950-01-483-1313. Verify interchangeability with system specifications before substitution.
Key specifications for 665-53-412: Mounting Facility Type and Quantity: 3 THREADED HOLE(S); Duty Cycle: CONTINUOUS; Phase: TWO INPUT; Shaft Diameter: 0.2498 INCHES NOMINAL SINGLE END IN. 26 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.