The Resolver,electrical, cataloged under National Stock Number 5990-00-655-2785, 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29 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5990-00-655-2785 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Flange Diameter | 1.0700 INCHES NOMINAL IN |
| Undercut Width | 0.0500 INCHES NOMINAL IN |
| Shaft Diameter | 0.1872 INCHES NOMINAL SINGLE SHAFT IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Body Style | STANDARD ROUND B |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Alignment Hole Bolt Circle Diameter | 0.8120 INCHES NOMINAL IN |
| Spline Tooth Quantity | 21 SINGLE SHAFT |
| Shaft Thread Length | 0.4000 INCHES NOMINAL SINGLE SHAFT IN |
| Phase Shift Angle in Deg | 7.500 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.7090 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 78.10 NOMINAL |
| Plus J Zso Reactance in Ohms | 180.00 NOMINAL |
| Zrs Resistance in Ohms | 159.50 NOMINAL |
| Terminal Location | REAR |
| Alignment Hole Quantity | 4 |
| Shaft Length | 0.5000 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 0.6250 INCHES NOMINAL IN |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Shoulder Diameter | 1.0000 INCHES NOMINAL IN |
| Shaft Nominal Thread Size | 0.1872 INCHES SINGLE SHAFT IN |
| Stator Input Voltage Rating in Volts | 26.0 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 30.00 |
| Alignment Hole Depth | 0.1250 INCHES NOMINAL IN |
| Plus J Zro Reactance in Ohms | 550.00 NOMINAL |
| Transformation Ratio | 0.484 ROTOR TO STATOR 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 |
|---|---|
| 11-4116-01 | 5/9 Secondary reference Meggitt (new Hampshire), Inc |
| RS930-31B | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-00-655-2785 is a Resolver,electrical, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-00-655-2785: Body Size: 11; Shaft Type: SPLINE W/THREADS SINGLE SHAFT; Flange Diameter: 1.0700 INCHES NOMINAL IN; Undercut Width: 0.0500 INCHES NOMINAL IN. 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.