The Synchro,control Transformer, cataloged under National Stock Number 5990-00-084-3776, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Motion Control Llc. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-084-3776 |
| Primary Part Number | VCT11-4M1-83 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Dynamics Motion Control Llc |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES NOMINAL IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Shaft Diameter | 0.2850 INCHES MINIMUM SINGLE SHAFT IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND B |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Stator Input Current Rating | 86.0 MILLIAMPERES NOMINAL |
| Phase Shift Angle in Deg | 4.500 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.7320 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 150.0 MILLIWATTS NOMINAL |
| Plus J Zso Reactance in Ohms | 78.00 MINIMUM AND 84.00 MAXIMUM |
| Zrs Resistance in Ohms | 130.00 MINIMUM AND 170.00 MAXIMUM |
| Terminal Location | REAR |
| Shaft Length | 0.6240 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 0.6250 INCHES NOMINAL IN |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 15.00 OUTPUT |
| Shoulder Diameter | 1.0000 INCHES NOMINAL IN |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 18.00 |
| Transformation Ratio | 2.203 ROTOR TO STATOR NOMINAL |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Zso Resistance in Ohms | 118.00 MINIMUM AND 150.00 MAXIMUM |
| Electrical Error Angular Range in Minutes | -7.0 TO 7.0 |
| Actuator Friction Torque at Plus 25 Deg Celsius | 0.07 INCH-OUNCES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| VCT11-4M1-83 | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| 9711-010-1 | 5/9 Secondary reference U.S. Government activity |
| 26567 | 3/2 Design control — primary reference U.S. Government activity |
| 9711-010-1 | 5/9 Secondary reference U.S. Government activity |
| 11M2G1/Z | 5/9 Secondary reference S P S Inc |
NSN 5990-00-084-3776 is a Synchro,control Transformer, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-084-3776 has 1 manufacturer part number on file: VCT11-4M1-83 (General Dynamics Motion Control Llc).
Key specifications for VCT11-4M1-83: Body Size: 11; Shaft Type: ROUND SINGLE SHAFT; Flange Diameter: 1.0620 INCHES NOMINAL IN; Undercut Width: 0.0620 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.