| Item Name | Synchro Differential Transmitter |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5990 Synchros and Resolvers |
| National Item Identification Number (NIIN) | 00-702-1990 (007021990) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Inspektorat Wsparcia Sil Zbrojnych, Joint Electronics Type Designation System, Sae International |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| M20708/68B-001 | military specifications | synchro differential transmitter | 81349 | RFQ |
| 5990PL0944897 | inspektorat wsparcia sil zbrojnych | synchro differential transmitter | 9009h | RFQ |
| 039509 | joint electronics type designation system | synchro differential transmitter | 80058 | RFQ |
| 31TDX6C | military specifications | synchro differential transmitter | 81349 | RFQ |
| MILS20708-68 | military specifications | synchro differential transmitter | 81349 | RFQ |
| SAE-AS20708 68 | sae international | synchro differential transmitter | 0u583 | RFQ |
| 31TDX6B | military specifications | synchro differential transmitter | 81349 | RFQ |
| M20708 68-01C | sae international | synchro differential transmitter | 0u583 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STANDARD ROUND,ROTATABLE HOUSING |
| AAVH | SHOULDER DIAMETER | 2.6999 INCHES MINIMUM AND 2.7000 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 4.6550 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 3.0990 INCHES MINIMUM AND 3.1000 INCHES MAXIMUM |
| ABKU | FLANGE THICKNESS | 0.2450 INCHES MINIMUM AND 2.2550 INCHES MAXIMUM |
| ABPM | BODY DIAMETER | 2.7490 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM |
| ABWV | SHAFT DIAMETER | 0.2405 INCHES NOMINAL SINGLE SHAFT |
| ABXF | SHAFT LENGTH | 0.7200 INCHES MINIMUM SINGLE SHAFT AND 0.7400 INCHES MAXIMUM SINGLE SHAFT |
| AEBZ | SCHEMATIC DIAGRAM DESIGNATOR | 1 Y-ROTOR,1 Y-STATOR |
| AJSL | BODY SIZE | 28 |
| AJSN | STATOR INPUT VOLTAGE RATING IN VOLTS | 90.0 NOMINAL |
| AJSP | STATOR INPUT CURRENT RATING | 748.0 MILLIAMPERES NOMINAL |
| AJSQ | STATOR INPUT ELECTRICAL POWER RATING | 7.7 WATTS NOMINAL |
| AJSS | FREQUENCY IN HERTZ | 60.0 NOMINAL |
| AJTA | ZRS RESISTANCE IN OHMS | 44.00 MAXIMUM |
| AJTS | ROTOR DC RESISTANCE IN OHMS | 24.00 MAXIMUM |
| AJTT | STATOR DC RESISTANCE IN OHMS | 19.00 MAXIMUM |
| AJVF | PHASE SHIFT ANGLE IN DEG | 6.500 INPUT TO OUTPUT NOMINAL |
| AJVM | SPLINE TOOTH QUANTITY | 22 SINGLE SHAFT |
| AJVT | ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS | 0.50 INCH-OUNCES MAXIMUM |
| AJVV | TORQUE GRADIENT PER ANGULAR DEG | 0.300 INCH-OUNCES MAXIMUM |
| AJWG | SHAFT MAXIMUM RADIAL PLAY | 0.0008 INCHES |
| AJWH | SHAFT END PLAY | 0.0010 INCHES MINIMUM AND 0.0050 INCHES MAXIMUM |
| AJWR | SHOULDER LENGTH | 1.0150 INCHES MINIMUM AND 1.0250 INCHES MAXIMUM |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 3.3850 INCHES NOMINAL |
| AJXA | SPLINE TOOTH DIAMETRAL PITCH | 96 SINGLE SHAFT |
| CQTM | TERMINAL LOCATION | REAR |
| CQWQ | SHAFT THREAD LENGTH | 0.6900 INCHES MINIMUM SINGLE SHAFT AND 0.7100 INCHES MAXIMUM SINGLE SHAFT |
| CRSJ | SHAFT TYPE | SPLINE SINGLE SHAFT |
| CSJY | TRANSFORMATION RATIO | 1.154 ROTOR TO STATOR NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 SCREW |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 31TDX68 TYPE |
| Relevant Components for NSN - 5990-00-702-1990, 5990007021990 | ||||
| 5975-01-629-6429 (5975016296429) | 5998-01-305-2341 (5998013052341) | 5930-01-584-0809 (5930015840809) | 5962-01-210-3065 (5962012103065) | |
| 5905-00-175-4284 (5905001754284) | 5950-01-458-0903 (5950014580903) | 5920-01-490-0904 (5920014900904) | 5998-01-475-9891 (5998014759891) | |
| 5995-01-575-7529 (5995015757529) | 5962-01-310-7304 (5962013107304) | 5935-01-240-1468 (5935012401468) | 5995-01-374-0247 (5995013740247) | |
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