# NSN 5990-00-914-0838: Synchro, Control Transformer

NSN 5990-00-914-0838 (also written 5990009140838; NIIN 00-914-0838) is a synchro, control transformer in Federal Supply Class 5990, Synchros and Resolvers. 12 manufacturer part numbers from 7 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5990-00-914-0838 (5990009140838)
- NIIN: 00-914-0838 (009140838)
- Item name: SYNCHRO,CONTROL TRANSFORMER
- Federal Supply Class: [FSC 5990 Synchros and Resolvers](https://nsnexplorer.com/fsc/5990/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC T: handled under qualified products list procedures. (observed 2026-10-13)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CWBH | SHAFT NOMINAL THREAD SIZE | SINGLE SHAFT INCHES 0.250 |
| CSJY | TRANSFORMATION RATIO | ROTOR TO STATOR NOMINAL 0.735 |
| CRSJ | SHAFT TYPE | SINGLE SHAFT SPLINE W/THREADS |
| CQRG | BODY MATERIAL | STEEL CORROSION RESISTING |
| CQTM | TERMINAL LOCATION | REAR |
| CQWQ | SHAFT THREAD LENGTH | SINGLE SHAFT INCHES NOMINAL 0.2900 |
| AAQL | BODY STYLE | — |
| AAVH | SHOULDER DIAMETER | INCHES MINIMUM 1.9850 AND INCHES MAXIMUM 1.9900 |
| AAVL | PILOT DIAMETER | INCHES NOMINAL 0.5950 |
| AAZW | SECOND SHOULDER DIAMETER | INCHES MINIMUM 1.9935 AND INCHES MAXIMUM 1.9995 |
| AAZX | SECOND SHOULDER LENGTH | INCHES NOMINAL 0.1700 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 4.2990 |
| AJWQ | PILOT LENGTH | INCHES NOMINAL 0.0430 |
| AJWV | AFT OF FIRST FLANGE DIAMETER | INCHES MINIMUM 1.9985 AND INCHES MAXIMUM 1.9995 |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | INCHES NOMINAL 3.5800 |
| AJXA | SPLINE TOOTH DIAMETRAL PITCH | 96 |
| AJYY | SHAFT THREAD SERIES DESIGNATOR | SINGLE SHAFT UNEF |
| AKAF | SHAFT THREAD DIRECTION | SINGLE SHAFT RIGHT-HAND |
| AKAN | SHAFT THREAD CLASS | 2A |
| ABKK | FLANGE DIAMETER | INCHES MINIMUM 2.2490 AND INCHES MAXIMUM 2.2500 |
| ABKU | FLANGE THICKNESS | INCHES NOMINAL 0.2500 |
| ABPM | BODY DIAMETER | INCHES MAXIMUM 1.9900 |
| ABRY | LENGTH | SHOULDER INCHES NOMINAL 0.2500 |
| ABWV | SHAFT DIAMETER | SINGLE SHAFT INCHES MINIMUM 0.2403 AND INCHES MAXIMUM 0.2405 |
| ABXF | SHAFT LENGTH | SINGLE SHAFT INCHES NOMINAL 0.7190 |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| AHCG | MAXIMUM TEMP RISE | CELSIUS 20.0 |
| AJSL | BODY SIZE | 23 |
| AJSN | STATOR INPUT VOLTAGE RATING IN VOLTS | NOMINAL 90.0 |
| AJSP | STATOR INPUT CURRENT RATING | MILLIAMPERES MAXIMUM 5.7 |
| AJSQ | STATOR INPUT ELECTRICAL POWER RATING | MILLIWATTS NOMINAL 50.0 |
| TTQY | TERMINAL TYPE AND QUANTITY | SCREW 5 |
| AJTJ | ZSO IMPEDANCE MAGNITUDE IN OHMS | MINIMUM 134.00 AND MAXIMUM 167.00 |
| AJTK | ZSO IMPEDANCE ANGLE IN DEG | MINIMUM 81.00 AND MAXIMUM 84.50 |
| AJTL | ZRS IMPEDANCE MAGNITUDE IN OHMS | MINIMUM 1040.00 AND MAXIMUM 1260.00 |
| AJTM | ZRS IMPEDANCE ANGLE IN DEG | MINIMUM 46.00 AND MAXIMUM 56.00 |
| AJVM | SPLINE TOOTH QUANTITY | 22 |
| AJVV | TORQUE GRADIENT PER ANGULAR DEG | INCH-OUNCES MAXIMUM 0.200 |
| AJVF | PHASE SHIFT ANGLE IN DEG | INPUT TO OUTPUT NOMINAL 2.300 |
| AJVG | MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT | OUTPUT 20.00 |
| AJVH | MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT | 45.00 |
| AJVL | ELECTRICAL ERROR ANGULAR RANGE IN MINUTES | -6.0 TO 6.0 |
| AJSS | FREQUENCY IN HERTZ | NOMINAL 400.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 23CT4C | 10212 | AERO-FLEX CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 23CT4C | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708-46-001 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708/46-001 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708/46-01C | 0G4W3 | J & W SERVO SYSTEMS CO, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708/46-01C | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708/46-01C | 4K539 | POLYTECH DEFENSE SPARES LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M20708/46-01C | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-S-20708/46 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MILS20708C46A23CT4C | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-AS20708/46 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| VCT23-4N3 | 10112 | GENERAL DYNAMICS MOTION CONTROL LLC DIV GENERAL DYNAMICS OTS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M5-27-T-0488 | 7 | 2026-10-23 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5990009140838&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5990009140838&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5990009140838
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5990-00-914-0838/
JSON: https://nsnexplorer.com/api/nsn/5990-00-914-0838.json