The Synchro,control Transformer, cataloged under National Stock Number 5990-00-979-9258, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Bae Systems Controls Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-979-9258 |
| Primary Part Number | 421307-01 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Bae Systems Controls Inc |
| Status | ACTIVE |
| Rotor DC Resistance in Ohms | 130.00 NOMINAL |
| Fragility Factor | MODERATELY RUGGED |
| Stator Input Current Rating | 32.0 MILLIAMPERES NOMINAL |
| Phase Shift Angle in Deg | 4.500 INPUT TO OUTPUT NOMINAL |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 300.00 NOMINAL |
| Stator Input Electrical Power Rating | 0.06 WATTS NOMINAL |
| Plus J Zso Reactance in Ohms | 320.00 NOMINAL |
| Terminal Location | REAR |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Plus J Zro Reactance in Ohms | 1870.00 NOMINAL |
| Zso Resistance in Ohms | 63.00 NOMINAL |
| Material | STEEL CORROSION RESISTING BODY |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Maximum Temp Rise | 125.0 CELSIUS DEGC |
| Stator DC Resistance in Ohms | 37.00 NOMINAL |
| 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 |
|---|---|
| 421307-01 PRIMARY | Bae Systems Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| AS511-101 | 5/9 Secondary reference U.S. Government activity |
| 435-1-103 | 5/9 Secondary reference U.S. Government activity |
| 435-1-103 | 5/9 Secondary reference Moog Inc. Dba Moog Components Group |
NSN 5990-00-979-9258 is a Synchro,control Transformer, manufactured by Bae Systems Controls Inc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-979-9258 has 1 manufacturer part number on file: 421307-01 (Bae Systems Controls Inc).
Key specifications for 421307-01: Rotor DC Resistance in Ohms: 130.00 NOMINAL; Fragility Factor: MODERATELY RUGGED; Stator Input Current Rating: 32.0 MILLIAMPERES NOMINAL; Phase Shift Angle in Deg: 4.500 INPUT TO OUTPUT NOMINAL. 16 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.