The Motor-Tachometer Generator, cataloged under National Stock Number 6105-00-153-7950, is classified within Federal Supply Class 6105 (Motors, Electrical) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Motor Magnetics, Inc. Dba Motor Magnetics Corp. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6105-00-153-7950 |
| Primary Part Number | 23TA9G-0175 |
| Item Name | Motor-Tachometer Generator |
| FSC / FSG | 6105 / 61 — Motors, Electrical |
| Manufacturer | Motor Magnetics, Inc. Dba Motor Magnetics Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Spline Minor Diameter | 0.2153 INCHES NOMINAL SINGLE END IN |
| Phase | TWO INPUT |
| Shaft Diameter | 0.240 INCHES NOMINAL SINGLE END IN |
| Frequency in Hertz | 400.0 OUTPUT |
| Current Type | AC INPUT |
| Calibration Speed in RPM | 1000.0 |
| Mounting Method | FACE |
| Spline Length | 0.437 INCHES MINIMUM SINGLE END IN |
| Cooling Method | AMBIENT AIR |
| Features Provided | VERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION |
| Mounting Facility Circle Diameter | 2.710 INCHES IN |
| Maximum Operating Altitude Rating | 10000.0 FEET FT |
| Spline Quantity | 22 SINGLE END |
| Connection Type and Voltage Rating in Volts | 115.0 LINE TO NEUTRAL SINGLE INPUT |
| Calibration Voltage Output Type in Volts | 3.0 AC |
| Torque Rating and Type | 4.9 INCH-POUNDS STALLED IN |
| Length of Shaft From Housing | 0.499 INCHES SINGLE END IN |
| Current Rating in Amps | 0.610 SINGLE INPUT |
| Control Field Voltage Type and Rating in Volts | 20.0 AC AND 40.0 AC |
| Enclosure Feature | TOTALLY ENCLOSED |
| Power Rating | 20.200 WATTS INPUT |
| Shaft End Characteristic | A14 SINGLE STYLE SINGLE END |
| Excitor Type | SELF-EXCITED |
| Terminal Type and Quantity | 10 WIRE LEAD |
| Rotor Speed Rating in RPM | 9800.0 SINGLE NO LOAD |
| Temp Rating | 0.0 OPERATING CELSIUS AND 85.0 OPERATING CELSIUS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 23TA9G-0175 PRIMARY | Motor Magnetics, Inc. Dba Motor Magnetics Corp (USA) |
| 431695-2 | Raytheon Company Dba Raytheon Co (USA) |
| 15EK10 PRIMARY | Mpc Products Corporation Dba Woodward Mpc, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 431695-2 | 5/9 Secondary reference Raytheon Company Div Corp |
| 158-007 | C/1 Advisory reference — outside the item-of-supply concept Mpc Products Corporation Dba Woodward Mpc, Inc. |
NSN 6105-00-153-7950 is a Motor-Tachometer Generator, manufactured by Motor Magnetics, Inc. Dba Motor Magnetics Corp, classified under FSC 6105, Motors, Electrical. Status: active.
NSN 6105-00-153-7950 has 3 manufacturer part numbers on file: 23TA9G-0175 (Motor Magnetics, Inc. Dba Motor Magnetics Corp), 431695-2 (Raytheon Company Dba Raytheon Co), 15EK10 (Mpc Products Corporation Dba Woodward Mpc, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5815-00-437-3691. Verify interchangeability with system specifications before substitution.
Key specifications for 23TA9G-0175: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Spline Minor Diameter: 0.2153 INCHES NOMINAL SINGLE END IN; Phase: TWO INPUT; Shaft Diameter: 0.240 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.
NSN 6105-00-153-7950 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.