The Synchro,control Transformer, cataloged under National Stock Number 5990-00-808-2183, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-808-2183 |
| Primary Part Number | 58A122C105 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES NOMINAL IN |
| Undercut Width | 0.0500 INCHES NOMINAL IN |
| Shaft Diameter | 0.1200 INCHES NOMINAL SINGLE SHAFT IN |
| Length | 0.0930 INCHES NOMINAL SHOULDER IN |
| Body Style | STANDARD ROUND B |
| Flange Thickness | 0.0620 INCHES NOMINAL IN |
| Stator Input Current Rating | 20.0 MILLIAMPERES NOMINAL |
| Mounting Surface to Terminal End Distance | 1.8350 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 250.0 MILLIWATTS NOMINAL |
| Terminal Location | REAR |
| Shaft Length | 0.3130 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 1.0000 INCHES NOMINAL IN |
| Shoulder Diameter | 0.6250 INCHES NOMINAL IN |
| Stator Input Voltage Rating in Volts | 115.0 NOMINAL |
| Shaft Slot Width | 0.0320 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Electrical Error Angular Range in Minutes | -12.0 TO 12.0 |
| Material | STEEL CORROSION RESISTING BODY |
| Terminal Type and Quantity | 5 SOLDER STUD |
| Shaft Slot Depth | 0.0320 INCHES NOMINAL SINGLE SHAFT IN |
| 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 |
|---|---|
| 58A122C105 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 58A122C105 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5990-00-808-2183 is a Synchro,control Transformer, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-808-2183 has 2 manufacturer part numbers on file: 58A122C105 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 58A122C105 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 58A122C105: Body Size: 11; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 1.0620 INCHES NOMINAL IN; Undercut Width: 0.0500 INCHES NOMINAL IN. 23 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.