| Item Name | Synchro Differentia |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5990 Synchros and Resolvers |
| National Item Identification Number (NIIN) | 01-121-1175 (011211175) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, Sae International |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 31TDR6B | military specifications | synchro differentia | 81349 | RFQ |
| M20708 67-01B | sae international | synchro differentia | 0u583 | RFQ |
| MIL-S-20708 | military specifications | synchro differentia | 81349 | RFQ |
| MIL-S-20708/67 | military specifications | synchro differentia | 81349 | RFQ |
| SAE-AS20708 67 | sae international | synchro differentia | 0u583 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STANDARD ROUND D |
| AAVH | SHOULDER DIAMETER | 2.7000 INCHES MAXIMUM |
| AAVL | PILOT DIAMETER | 0.5000 INCHES NOMINAL |
| AAZW | SECOND SHOULDER DIAMETER | 2.7500 INCHES NOMINAL |
| AAZX | SECOND SHOULDER LENGTH | 0.3750 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 5.3600 INCHES MAXIMUM |
| ABKK | FLANGE DIAMETER | 3.1000 INCHES MAXIMUM |
| ABKU | FLANGE THICKNESS | 0.2500 INCHES NOMINAL |
| ABPM | BODY DIAMETER | 2.7000 INCHES MAXIMUM |
| ABWV | SHAFT DIAMETER | 0.2405 INCHES MAXIMUM SINGLE SHAFT |
| ABXF | SHAFT LENGTH | 0.7000 INCHES NOMINAL SINGLE SHAFT |
| AEBZ | SCHEMATIC DIAGRAM DESIGNATOR | 1 Y-ROTOR,1 Y-STATOR |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| AJSL | BODY SIZE | 31 |
| AJSN | STATOR INPUT VOLTAGE RATING IN VOLTS | 90.0 NOMINAL |
| AJSP | STATOR INPUT CURRENT RATING | 748.0 MILLIAMPERES MAXIMUM |
| AJSQ | STATOR INPUT ELECTRICAL POWER RATING | 7.8 WATTS MAXIMUM |
| AJSS | FREQUENCY IN HERTZ | 60.0 NOMINAL |
| AJVF | PHASE SHIFT ANGLE IN DEG | 6.500 OUTPUT TO INPUT MAXIMUM |
| AJVL | ELECTRICAL ERROR ANGULAR RANGE IN MINUTES | -10.0 TO 10.0 |
| AJVM | SPLINE TOOTH QUANTITY | 22 SINGLE SHAFT |
| AJVN | RECEIVER ERROR ANGULAR RANGE IN MINUTES | -48.0 TO 48.0 |
| AJWG | SHAFT MAXIMUM RADIAL PLAY | 0.0008 INCHES |
| AJWH | SHAFT END PLAY | 0.0010 INCHES MINIMUM AND 0.0050 INCHES MAXIMUM |
| AJWQ | PILOT LENGTH | 0.0300 INCHES NOMINAL |
| AJWR | SHOULDER LENGTH | 0.6450 INCHES NOMINAL |
| AJWV | AFT OF FIRST FLANGE DIAMETER | 2.3220 INCHES NOMINAL |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 4.6600 INCHES MAXIMUM |
| AJXA | SPLINE TOOTH DIAMETRAL PITCH | 96 SINGLE SHAFT |
| AJXB | SHAFT MAXIMUM RUNOUT | 0.0008 INCHES |
| AJYY | SHAFT THREAD SERIES DESIGNATOR | UNF SINGLE SHAFT |
| AKAF | SHAFT THREAD DIRECTION | RIGHT-HAND SINGLE SHAFT |
| AKAN | SHAFT THREAD CLASS | 2A SINGLE SHAFT |
| CQRG | BODY MATERIAL | STEEL CORROSION RESISTING |
| CQTM | TERMINAL LOCATION | REAR |
| CQWQ | SHAFT THREAD LENGTH | 0.3200 INCHES MAXIMUM SINGLE SHAFT |
| CRSJ | SHAFT TYPE | SPLINE W/THREADS SINGLE SHAFT |
| CSJY | TRANSFORMATION RATIO | 1.154 ROTOR TO STATOR NOMINAL |
| CWBH | SHAFT NOMINAL THREAD SIZE | 0.250 INCHES SINGLE SHAFT |
| CWXK | SHAFT RADIAL PLAY DETERMINING WEIGHT | 16.0 OUNCES |
| CWYF | SHAFT END PLAY DETERMINING WEIGHT | 16.0 OUNCES |
| FEAT | SPECIAL FEATURES | SHAFT RADIAL PLAY TEST POINT 0.125 INCHES MAX |
| TEST | TEST DATA DOCUMENT | 81349-MIL-S-20708 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS,BROCHURES,ETC.,THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS,INDUSTRY DIRECTORIES,AND SIMILAR TRADE PUBLICATIONS,REFLECTI |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 SCREW |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-S-20708/67 GOVERNMENT SPECIFICATION |
| Components Related to NSN - 5990-01-121-1175, 5990011211175 | ||||
| 5950-00-090-9508 (5950000909508) | 5995-01-203-9438 (5995012039438) | 5910-01-019-3189 (5910010193189) | 5910-00-107-4241 (5910001074241) | |
| 5905-01-061-7043 (5905010617043) | 5998-01-200-5542 (5998012005542) | 5995-01-006-0886 (5995010060886) | 5998-01-393-1676 (5998013931676) | |
| 5998-00-560-0747 (5998005600747) | 5985-00-087-4949 (5985000874949) | 5950-01-258-0567 (5950012580567) | 5940-00-852-3386 (5940008523386) | |
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