The Gearcase-Motor, cataloged under National Stock Number 3010-00-545-3071, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Scotsman Industries Inc Div Scotsman Ice Systems. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-545-3071 |
| Primary Part Number | 12-1851-21 |
| Item Name | Gearcase-Motor |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Scotsman Industries Inc Div Scotsman Ice Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Phase | SINGLE INPUT |
| Shaft Diameter | 0.5000 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 50.0 OR 60.0 INPUT |
| Shaft Center to Mounting Surface Distance | 5.500 INCHES SINGLE END IN |
| Current Type | AC INPUT |
| Winding Type | INDUCTION-SHADED POLE |
| Geared Head Output Shaft Alignment Position | OFFSET ABOVE PARALLEL TO SHAFT AXIS SINGLE END |
| Cooling Method | AMBIENT AIR |
| Shaft Rotation Direction | CLOCKWISE SINGLE END |
| Features Provided | THERMAL PROTECTIVE DEVICE AND HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION |
| 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 | 2.375 INCHES IN |
| Slot Depth | 0.375 INCHES NOMINAL SINGLE END IN |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Width | 2.375 INCHES IN |
| Length of Shaft From Housing | 4.125 INCHES SINGLE END IN |
| Speed Control Method and Device Type | AUTOMATIC MECHANICAL |
| Current Rating in Amps | 2.100 SINGLE OUTPUT |
| Enclosure Feature | OPEN |
| Current Rating Method | LOAD |
| Shaft End Characteristic | A8 SINGLE STYLE SINGLE END |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Slot Width | 0.125 INCHES NOMINAL SINGLE END IN |
| 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 |
|---|---|
| 12-1851-21 PRIMARY | Scotsman Industries Inc Div Scotsman Ice Systems (USA) |
| Reference | Meaning |
|---|---|
| 12-1851-01 | 5/9 Secondary reference Scotsman Industries Inc Div Scotsman Ice Systems |
| 2003 | C/1 Advisory reference — outside the item-of-supply concept Merkle-Korff Industries Inc |
NSN 3010-00-545-3071 is a Gearcase-Motor, manufactured by Scotsman Industries Inc Div Scotsman Ice Systems, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-545-3071 has 1 manufacturer part number on file: 12-1851-21 (Scotsman Industries Inc Div Scotsman Ice Systems).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-398-7453. Verify interchangeability with system specifications before substitution.
Key specifications for 12-1851-21: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Duty Cycle: CONTINUOUS; Phase: SINGLE INPUT; Shaft Diameter: 0.5000 INCHES NOMINAL SINGLE END IN. 25 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.