The Gearcase-Motor, cataloged under National Stock Number 3010-00-988-1709, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-988-1709 |
| Primary Part Number | GP10B4B5A1 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 CLAMP COLLAR |
| Duty Cycle | CONTINUOUS |
| Phase | SINGLE INPUT |
| Shaft Diameter | 0.1248 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 400.0 INPUT |
| Current Type | AC INPUT |
| Winding Type | INDUCTION-SQUIRREL CAGE |
| Geared Head Output Shaft Alignment Position | INLINE W/ARMATURE SINGLE END |
| Mounting Method | CLAMP RING(S) |
| Cooling Method | AMBIENT AIR |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Connection Type and Voltage Rating in Volts | 26.0 LINE TO NEUTRAL SINGLE INPUT |
| Length of Shaft From Housing | 0.500 INCHES SINGLE END IN |
| Speed Control Method and Device Type | AUTOMATIC MECHANICAL |
| Enclosure Feature | GENERAL PURPOSE |
| Shaft End Characteristic | A1 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 9 WIRE LEAD |
| Temp Rating | -55.0 OPERATING CELSIUS AND 85.0 OPERATING CELSIUS |
| Inclosure Specification | COMMERCIAL |
| Geared Head Output Shaft Speed Rating | 12.800 SINGLE REVOLUTIONS PER MINUTE SINGLE END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GP10B4B5A1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 7600040 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3010-00-988-1709 is a Gearcase-Motor, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-988-1709 has 1 manufacturer part number on file: GP10B4B5A1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for GP10B4B5A1: Mounting Facility Type and Quantity: 1 CLAMP COLLAR; Duty Cycle: CONTINUOUS; Phase: SINGLE INPUT; Shaft Diameter: 0.1248 INCHES NOMINAL SINGLE END IN. 21 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.
NSN 3010-00-988-1709 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.