The Gearcase-Motor, cataloged under National Stock Number 3010-01-078-2540, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc. Government technical data includes 26 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-078-2540 |
| Primary Part Number | K86613-U4 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED STUD(S) |
| Duty Cycle | CONTINUOUS |
| Phase | THREE INPUT |
| Shaft Diameter | 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM SINGLE END IN |
| Frequency in Hertz | 60.0 INPUT |
| Current Type | AC INPUT |
| Winding Type | SYNCHRONOUS |
| Geared Head Output Shaft Alignment Position | OFFSET ABOVE PARALLEL TO SHAFT AXIS SINGLE END |
| Cooling Method | NONVENTILATED |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Flatted Portion Length | 0.3750 INCHES NOMINAL SINGLE END IN |
| Connection Type and Voltage Rating in Volts | 120.0 LINE TO NEUTRAL SINGLE INPUT |
| Torque Rating and Type | 30.0 INCH-OUNCES RUNNING IN |
| Length of Shaft From Housing | 1.000 INCHES SINGLE END IN |
| Speed Control Method and Device Type | AUTOMATIC MECHANICAL |
| Current Rating in Amps | 0.100 SINGLE OUTPUT |
| Enclosure Feature | TOTALLY ENCLOSED |
| Current Rating Method | LOAD |
| Power Rating | 10.0000 WATTS OUTPUT |
| Shaft End Characteristic | A5 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Flat Depth | 0.0200 INCHES NOMINAL SINGLE END IN |
| Temp Rating | 0.0 OPERATING CELSIUS AND 60.0 OPERATING CELSIUS |
| Inclosure Specification | COMMERCIAL |
| Geared Head Output Shaft Speed Rating | 100.000 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 |
|---|---|
| K86613-U4 PRIMARY | Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc (USA) |
| Reference | Meaning |
|---|---|
| 230-0656-010 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| K86613-U4 | 5/9 Secondary reference U.S. Government activity |
NSN 3010-01-078-2540 is a Gearcase-Motor, manufactured by Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-078-2540 has 1 manufacturer part number on file: K86613-U4 (Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc).
Key specifications for K86613-U4: Mounting Facility Type and Quantity: 2 THREADED STUD(S); Duty Cycle: CONTINUOUS; Phase: THREE INPUT; Shaft Diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM 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.