The Motor,alternating Current, cataloged under National Stock Number 6105-00-548-2262, is classified within Federal Supply Class 6105 (Motors, Electrical) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 21 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6105-00-548-2262 |
| Primary Part Number | 55J721SUB2PC1T018 |
| Item Name | Motor,alternating Current |
| FSC / FSG | 6105 / 61 — Motors, Electrical |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Duty Cycle | CONTINUOUS |
| Phase | THREE INPUT |
| Shaft Diameter | 0.7500 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 60.0 INPUT |
| Shaft Center to Mounting Surface Distance | 5.000 INCHES SINGLE END IN |
| Winding Type | INDUCTION-SQUIRREL CAGE |
| Mounting Method | FIXED BASE |
| Cooling Method | NONVENTILATED |
| Shaft Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| Features Provided | HORIZONTAL MOUNTING POSITION |
| Connection Type and Voltage Rating in Volts | 440.0 LINE TO NEUTRAL SINGLE INPUT |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Length | 5.500 INCHES IN |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Width | 8.000 INCHES IN |
| Length of Shaft From Housing | 2.312 INCHES SINGLE END IN |
| Enclosure Feature | TOTALLY ENCLOSED |
| Test Data Document | 81349-MIL-M-1940 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Power Rating | 0.7500 HORSEPOWER OUTPUT |
| Shaft End Characteristic | A5 SINGLE STYLE SINGLE END |
| Rotor Speed Rating in RPM | 1750.0 SINGLE FULL LOAD |
| Temp Rating | 50.0 OPERATING CELSIUS AND 40.0 AMBIENT CELSIUS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 55J721SUB5PC1T022 | Westinghouse Electric Corp (USA) |
| 55J721SUB2PC1T018 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| S6301-3102281 | 5/2 Secondary reference U.S. Government activity |
| 55J721SUB5 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 563-6202-933780ALT9PC25 | 5/2 Secondary reference U.S. Government activity |
| 55J721 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| MILM1940AMEND1SERVICEA | 4/1 Identification reference U.S. Government activity |
| S1660604 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 6301-3102281PC1T022 | 5/2 Secondary reference U.S. Government activity |
NSN 6105-00-548-2262 is a Motor,alternating Current, manufactured by Westinghouse Electric Corp, classified under FSC 6105, Motors, Electrical. Status: active.
NSN 6105-00-548-2262 has 2 manufacturer part numbers on file: 55J721SUB5PC1T022 (Westinghouse Electric Corp), 55J721SUB2PC1T018 (Westinghouse Electric Corp).
3 possible matches (shared part number, not a government interchangeability claim): 6105-00-548-2272, 6105-00-548-2274, 6105-00-548-2275. Verify interchangeability with system specifications before substitution.
Key specifications for 55J721SUB2PC1T018: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Duty Cycle: CONTINUOUS; Phase: THREE INPUT; Shaft Diameter: 0.7500 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.
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.