The Synchro,control Transformer, cataloged under National Stock Number 5990-01-148-3324, 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29 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-148-3324 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 8 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Undercut Width | 0.6100 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN |
| Shaft Diameter | 0.0880 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM SINGLE SHAFT IN |
| Rotor DC Resistance in Ohms | 365.00 NOMINAL |
| Undercut Diameter | 0.6880 INCHES MINIMUM AND 0.6910 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND A |
| Flange Thickness | 0.6100 INCHES MINIMUM AND 0.6630 INCHES MAXIMUM IN |
| Shaft Maximum Runout | 0.0010 INCHES IN |
| Stator Input Current Rating | 30.0 MILLIAMPERES NOMINAL |
| Phase Shift Angle in Deg | 8.500 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.2410 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 470.00 NOMINAL |
| Stator Input Electrical Power Rating | 211.0 MILLIWATTS NOMINAL |
| Plus J Zso Reactance in Ohms | 330.00 NOMINAL |
| Zrs Resistance in Ohms | 590.00 NOMINAL |
| Terminal Location | REAR |
| Shaft End Play Determining Weight | 8.0 OUNCES OZ |
| Shaft Maximum Radial Play | 0.0005 INCHES IN |
| Schematic Diagram Designator | 1 Y-ROTOR, 1 STATOR |
| Shaft Length | 0.4100 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM SINGLE SHAFT IN |
| Pilot Diameter | 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 60.00 |
| Shaft Slot Width | 0.0100 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM SINGLE SHAFT IN |
| Plus J Zro Reactance in Ohms | 1770.00 NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 990021-1C | 5/2 Secondary reference U.S. Government activity |
| CTH-8-HG-4/L091 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-01-148-3324 is a Synchro,control Transformer, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-148-3324: Body Size: 8; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN; Undercut Width: 0.6100 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM 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.
NSN 5990-01-148-3324 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.