The Gearcase-Motor, cataloged under National Stock Number 3010-00-557-8192, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-557-8192 |
| Primary Part Number | 254786-1 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Phase | SINGLE INPUT |
| Shaft Diameter | 0.2500 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 60.0 INPUT |
| Shaft Center to Mounting Surface Distance | 2.000 INCHES SINGLE END IN |
| Current Type | AC INPUT |
| Winding Type | SYNCHRONOUS SHADED POLE |
| Geared Head Output Shaft Alignment Position | INLINE W/ARMATURE SINGLE END |
| Mounting Method | FIXED BASE |
| Cooling Method | AMBIENT AIR |
| Shaft Rotation Direction | CLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Flatted Portion Length | 0.5000 INCHES NOMINAL SINGLE END IN |
| Connection Type and Voltage Rating in Volts | 115.0 LINE TO NEUTRAL SINGLE INPUT |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Length | 1.125 INCHES IN |
| Torque Rating and Type | 4.5 INCH-POUNDS STALLED IN |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Width | 3.750 INCHES IN |
| Length of Shaft From Housing | 0.500 INCHES SINGLE END IN |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 0.0034 HORSEPOWER OUTPUT |
| Shaft End Characteristic | A5 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Flat Depth | 0.0157 INCHES NOMINAL SINGLE END IN |
| Temp Rating | 38.0 OPERATING CELSIUS AND 65.0 AMBIENT CELSIUS |
| Inclosure Specification | COMMERCIAL |
| 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 |
|---|---|
| PYAZ4306-2 | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| 254786-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 254786PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3010-00-557-8192 is a Gearcase-Motor, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-557-8192 has 3 manufacturer part numbers on file: PYAZ4306-2 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), 254786-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 254786PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 254786-1: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Duty Cycle: CONTINUOUS; Phase: SINGLE INPUT; Shaft Diameter: 0.2500 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.