The Gearcase-Motor, cataloged under National Stock Number 3010-00-236-9053, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is B and B Motor and Control Corp. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3010-00-236-9053 |
| Primary Part Number | NCI-12RMODEL411 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | B and B Motor and Control Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 SLOT |
| Duty Cycle | CONTINUOUS |
| Phase | SINGLE INPUT |
| Shaft Diameter | 0.312 INCHES NOMINAL SINGLE END IN |
| Shaft Diameter | 0.312 INCHES NOMINAL FIRST END IN |
| Frequency in Hertz | 60.0 INPUT |
| Angle of Shaft to Mounting Base | 90.0 DEGREES SINGLE END |
| Current Type | AC INPUT |
| Winding Type | INDUCTION-PERMANENT SPLIT CAPACITOR SPLIT PHASE |
| Geared Head Output Shaft Alignment Position | ANGLED TO ARMATURE/ROTOR AXIS SINGLE END |
| Mounting Method | FACE |
| Cooling Method | FAN COOLED |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Flatted Portion Length | 0.810 INCHES NOMINAL FIRST END IN |
| Flatted Portion Length | 0.590 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 | 1.250 INCHES IN |
| Torque Rating and Type | 4.8 INCH-POUNDS RUNNING IN |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Width | 2.937 INCHES IN |
| Length of Shaft From Housing | 0.875 INCHES SINGLE END IN |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 0.0142 HORSEPOWER OUTPUT |
| Shaft End Characteristic | A5 SINGLE STYLE SECOND END |
| Shaft End Characteristic | A5 SINGLE STYLE FIRST END |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Flat Depth | 0.020 INCHES NOMINAL SINGLE END IN |
| 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 |
|---|---|
| 212044 | Naval Sea Systems Command (USA) |
| NCI-12RMODEL411 PRIMARY | B and B Motor and Control Corp (USA) |
| Reference | Meaning |
|---|---|
| 212044 | 5/9 Secondary reference U.S. Government activity |
NSN 3010-00-236-9053 is a Gearcase-Motor, manufactured by B and B Motor and Control Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-236-9053 has 2 manufacturer part numbers on file: 212044 (Naval Sea Systems Command), NCI-12RMODEL411 (B and B Motor and Control Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5360-01-139-1540, 4820-01-258-4988. Verify interchangeability with system specifications before substitution.
Key specifications for NCI-12RMODEL411: Mounting Facility Type and Quantity: 4 SLOT; Duty Cycle: CONTINUOUS; Phase: SINGLE INPUT; Shaft Diameter: 0.312 INCHES NOMINAL SINGLE END IN. 27 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.