The Transolver,electrical, cataloged under National Stock Number 5990-01-139-5477, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5990-01-139-5477 |
| Item Name | Transolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 31 |
| Body Diameter | 3.0298 INCHES NOMINAL IN |
| Rotor DC Resistance in Ohms | 98.00 NOMINAL |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | PICK-OFF A |
| Phase Shift Angle in Deg | 8.000 INPUT TO OUTPUT NOMINAL |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 0.5 WATTS NOMINAL |
| Terminal Location | REAR |
| Body Thru-Hole Diameter | 1.9975 INCHES NOMINAL IN |
| Stator Input Voltage Rating in Volts | 26.0 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 60.00 |
| Transformation Ratio | 0.411 ROTOR TO STATOR MINIMUM AND 0.461 ROTOR TO STATOR MAXIMUM |
| Material | STEEL CORROSION RESISTING BODY |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Stator DC Resistance in Ohms | 28.00 NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SSDH-31-J3/P053 | 3/2 Design control — primary reference U.S. Government activity |
| 917052-4 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 5990-01-139-5477 is a Transolver,electrical, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-139-5477: Body Size: 31; Body Diameter: 3.0298 INCHES NOMINAL IN; Rotor DC Resistance in Ohms: 98.00 NOMINAL; Fragility Factor: MODERATELY RUGGED. 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.