The Gearcase-Motor, cataloged under National Stock Number 3010-00-902-8978, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-902-8978 |
| Primary Part Number | FYLM73810-3 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Shaft Diameter | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE END IN |
| Current Type | DC INPUT |
| Winding Type | PERMANENT MAGNET |
| Geared Head Output Shaft Alignment Position | OFFSET BELOW PARALLEL TO SHAFT AXIS SINGLE END |
| Mounting Method | FACE |
| Cooling Method | NONVENTILATED |
| Shaft Rotation Direction | COUNTERCLOCKWISE SINGLE END |
| Features Provided | HORIZONTAL MOUNTING POSITION |
| Mounting Facility Circle Diameter | 0.842 INCHES IN |
| Connection Type and Voltage Rating in Volts | 24.0 LINE TO NEUTRAL SINGLE INPUT |
| Torque Rating and Type | 12.0 INCH-OUNCES RUNNING IN |
| Length of Shaft From Housing | 0.493 INCHES FIRST END IN |
| Length of Shaft From Housing | 0.503 INCHES SECOND END IN |
| Current Rating in Amps | 0.060 SINGLE OUTPUT |
| Enclosure Feature | EXPLOSION PROOF |
| Current Rating Method | LOAD |
| Power Rating | 0.0550 HORSEPOWER OUTPUT |
| Shaft End Characteristic | A1 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Temp Rating | -65.0 AMBIENT FAHRENHEIT AND 200.0 AMBIENT FAHRENHEIT AND 52.0 OPERATING CELSIUS |
| Geared Head Output Shaft Speed Rating | 19.000 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 |
|---|---|
| FYLM73810-3 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 1800993 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 3010-00-902-8978 is a Gearcase-Motor, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-902-8978 has 1 manufacturer part number on file: FYLM73810-3 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for FYLM73810-3: Mounting Facility Type and Quantity: 2 THREADED HOLE(S); Duty Cycle: CONTINUOUS; Shaft Diameter: 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE END IN; Current Type: DC INPUT. 23 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.