The Synchro,differential Receiver, cataloged under National Stock Number 5990-00-686-4298, 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 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-686-4298 |
| Primary Part Number | 58A12C63 |
| Item Name | Synchro,differential Receiver |
| 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 |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Voltage Rating in Volts | 26.0 NOMINAL |
| Transformation Ratio | 1.154 ROTOR TO STATOR NOMINAL |
| Terminal Type and Quantity | 6 WIRE LEAD |
| 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 |
|---|---|
| 58A12C63 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 58A12C63 | Naval Air Warfare Center Aircraft Div (USA) |
| 58A12C63 | Leonardo S.p.a. Div Electronics (ITA) |
| 58A12C63 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 58A12C63 | 5/9 Secondary reference Alenia Difesa Spa Divisione Sistemi Avionici Ed Equipaggiamenti Unita' Officine Galileo |
NSN 5990-00-686-4298 is a Synchro,differential Receiver, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-686-4298 has 4 manufacturer part numbers on file: 58A12C63 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 58A12C63 (Naval Air Warfare Center Aircraft Div), 58A12C63 (Leonardo S.p.a. Div Electronics), 58A12C63 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 58A12C63: Body Size: 11; Frequency in Hertz: 400.0 NOMINAL; Stator Input Voltage Rating in Volts: 26.0 NOMINAL; Transformation Ratio: 1.154 ROTOR TO STATOR NOMINAL. 5 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.