The Synchro,control Transformer, cataloged under National Stock Number 5990-00-481-5614, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-481-5614 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND, SLOTTED BOTH SHAFTS |
| Flange Diameter | 1.0570 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN |
| Undercut Width | 0.0500 INCHES NOMINAL IN |
| Shaft Diameter | 0.1195 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM BOTH SHAFTS IN |
| Rotor DC Resistance in Ohms | 385.00 NOMINAL |
| Undercut Diameter | 0.9750 INCHES NOMINAL IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Stator Input Current Rating | 21.0 MILLIAMPERES MAXIMUM |
| Zro Impedance Angle in Deg | 80.70 NOMINAL |
| Phase Shift Angle in Deg | 4.200 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.7650 INCHES NOMINAL IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 30.0 MILLIWATTS NOMINAL |
| Terminal Location | REAR |
| Zso Impedance Angle in Deg | 79.20 NOMINAL |
| Shaft Length | 0.3760 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM REAR SHAFT IN |
| Shaft Length | 0.5520 INCHES MINIMUM AND 0.5760 INCHES MAXIMUM FRONT SHAFT IN |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Zso Impedance Magnitude in Ohms | 3340.00 NOMINAL |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 30.00 OUTPUT |
| Shoulder Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 40.00 |
| Shaft Slot Width | 0.0250 INCHES NOMINAL BOTH SHAFTS IN |
| Transformation Ratio | 2.203 ROTOR TO STATOR NOMINAL |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| RS901-3J | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-00-481-5614 is a Synchro,control Transformer, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-00-481-5614: Body Size: 11; Shaft Type: ROUND, SLOTTED BOTH SHAFTS; Flange Diameter: 1.0570 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN; Undercut Width: 0.0500 INCHES NOMINAL IN. 29 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.