The Resolver,electrical, cataloged under National Stock Number 5990-01-457-8795, 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29 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5990-01-457-8795 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 8 |
| Shaft Type | ROUND, FLATTED SINGLE SHAFT |
| Shaft Diameter | 0.2500 INCHES NOMINAL SINGLE SHAFT IN |
| Body Style | ROUND, SQUARE MOUNTING FLANGE |
| Flange Thickness | 0.0550 INCHES NOMINAL IN |
| Stator Input Current Rating | 11.8 AMPERES NOMINAL |
| Phase Shift Angle in Deg | 27.000 INPUT TO OUTPUT NOMINAL |
| Securing Hole Bolt Circle Diameter | 0.9660 INCHES NOMINAL IN |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Surface to Terminal End Distance | 2.8000 INCHES NOMINAL IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 205.00 NOMINAL |
| Stator Input Electrical Power Rating | 80.0 WATTS NOMINAL |
| Plus J Zso Reactance in Ohms | 140.00 NOMINAL |
| Terminal Location | SIDE |
| Flange Length | 0.8750 INCHES NOMINAL IN |
| Shaft Flatted Portion Length | 0.4850 INCHES NOMINAL SINGLE SHAFT IN |
| Shaft Length | 0.9660 INCHES NOMINAL SINGLE SHAFT IN |
| Stator Input Voltage Rating in Volts | 26.0 NOMINAL |
| Shaft Flatted Portion Thickness | 0.2500 INCHES NOMINAL SINGLE SHAFT IN |
| Mounting Facility Nominal Screw Thread Diameter | 0.112 INCHES IN |
| Securing Hole Quantity | 2 |
| Plus J Zro Reactance in Ohms | 325.00 NOMINAL |
| Transformation Ratio | 0.454 STATOR TO ROTOR NOMINAL |
| Plus J Zss Reactance in Ohms | 65.00 NOMINAL |
| Zso Resistance in Ohms | 140.00 NOMINAL |
| Flange Width | 0.8750 INCHES NOMINAL IN |
| Material | ALUMINUM BODY |
| Terminal Type and Quantity | 8 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 |
| Reference | Meaning |
|---|---|
| U-308811 | 5/2 Secondary reference U.S. Government activity |
| 308811 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-01-457-8795 is a Resolver,electrical, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-457-8795: Body Size: 8; Shaft Type: ROUND, FLATTED SINGLE SHAFT; Shaft Diameter: 0.2500 INCHES NOMINAL SINGLE SHAFT IN; Body Style: ROUND, SQUARE MOUNTING FLANGE. 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.
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.