The Motor-Tachometer Generator, cataloged under National Stock Number 6105-00-822-9481, is classified within Federal Supply Class 6105 (Motors, Electrical) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is SL Montevideo Technology, Inc. Dba SL-Mti. Government technical data includes 26 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6105-00-822-9481 |
| Primary Part Number | ST-8040 |
| Item Name | Motor-Tachometer Generator |
| FSC / FSG | 6105 / 61 — Motors, Electrical |
| Manufacturer | SL Montevideo Technology, Inc. Dba SL-Mti |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 CLAMP COLLAR |
| Spline Minor Diameter | 0.1083 INCHES NOMINAL SINGLE END IN |
| Phase | TWO INPUT |
| Shaft Diameter | 0.1250 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 400.0 OUTPUT |
| Current Type | AC INPUT |
| Calibration Speed in RPM | 1000.0 |
| Mounting Method | CLAMP RING(S) |
| Spline Length | 0.3070 INCHES NOMINAL SINGLE END IN |
| Cooling Method | AMBIENT AIR |
| Features Provided | HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION |
| Spline Quantity | 13 SINGLE END |
| Connection Type and Voltage Rating in Volts | 26.0 LINE TO NEUTRAL SINGLE INPUT |
| Calibration Voltage Output Type in Volts | 0.22 AC |
| Torque Rating and Type | 0.2 INCH-OUNCES RUNNING IN |
| Length of Shaft From Housing | 0.382 INCHES SINGLE END IN |
| Current Rating in Amps | 0.094 SINGLE INPUT |
| Control Field Voltage Type and Rating in Volts | 33.0 AC |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 6.500 WATTS INPUT |
| Shaft End Characteristic | A14 SINGLE STYLE SINGLE END |
| Excitor Type | SEPARATELY EXCITED |
| Terminal Type and Quantity | 9 WIRE LEAD |
| Rotor Speed Rating in RPM | 6000.0 SINGLE NO LOAD |
| Temp Rating | -55.0 OPERATING CELSIUS AND 125.0 OPERATING CELSIUS |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| ST-8040 PRIMARY | SL Montevideo Technology, Inc. Dba SL-Mti (USA) |
| AWHR-8-SZ-052T2/C430 | Dimo Corp (USA) |
| Reference | Meaning |
|---|---|
| AWHR-8-SZ-052T2/C430 | 5/2 Secondary reference U.S. Government activity |
| U204073-5-8-5 | 5/2 Secondary reference U.S. Government activity |
| 6217-04 | 5/9 Secondary reference U.S. Government activity |
| 229-0263-000 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 665-56-29 | 5/9 Secondary reference Mpc Products Corporation Dba Woodward Mpc, Inc. |
NSN 6105-00-822-9481 is a Motor-Tachometer Generator, manufactured by SL Montevideo Technology, Inc. Dba SL-Mti, classified under FSC 6105, Motors, Electrical. Status: active.
NSN 6105-00-822-9481 has 2 manufacturer part numbers on file: ST-8040 (SL Montevideo Technology, Inc. Dba SL-Mti), AWHR-8-SZ-052T2/C430 (Dimo Corp).
1 possible match (shared part number, not a government interchangeability claim): 6145-01-645-5743. Verify interchangeability with system specifications before substitution.
Key specifications for ST-8040: Mounting Facility Type and Quantity: 1 CLAMP COLLAR; Spline Minor Diameter: 0.1083 INCHES NOMINAL SINGLE END IN; Phase: TWO INPUT; Shaft Diameter: 0.1250 INCHES NOMINAL 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.