The Resolver,electrical, cataloged under National Stock Number 5990-00-989-4080, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-989-4080 |
| Primary Part Number | AY528FH22A1 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Body Size | 10 |
| Shaft Type | ROUND SINGLE SHAFT |
| Flange Diameter | 0.9360 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Shaft Diameter | 0.0850 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM SINGLE SHAFT IN |
| Undercut Diameter | 0.8370 INCHES MINIMUM AND 0.8400 INCHES MAXIMUM IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0630 INCHES NOMINAL IN |
| Rotor Input Electrical Power Rating | 430.0 MILLIWATTS NOMINAL |
| Alignment Hole Bolt Circle Diameter | 0.6780 INCHES NOMINAL IN |
| Phase Shift Angle in Deg | 13.000 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.2460 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Alignment Hole Quantity | 3 |
| Shaft Length | 0.5000 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.8118 INCHES MINIMUM AND 0.8123 INCHES MAXIMUM IN |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 40.00 |
| Alignment Hole Depth | 0.0620 INCHES MAXIMUM IN |
| Transformation Ratio | 0.454 ROTOR TO STATOR NOMINAL |
| Pilot Length | 0.0380 INCHES NOMINAL IN |
| Electrical Error Angular Range in Minutes | -10.0 TO 10.0 |
| Rotor Input Current Rating | 60.0 MILLIAMPERES NOMINAL |
| Material | ALUMINUM BODY |
| Terminal Type and Quantity | 7 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 |
|---|---|
| AY528FH22A1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| 10RC101C3 | American Precision Industries, Inc Div Portescap Us (USA) |
| Reference | Meaning |
|---|---|
| 4063-16 | 5/9 Secondary reference U.S. Government activity |
| CSH-10-CCS-02/B863 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-00-989-4080 is a Resolver,electrical, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-989-4080 has 2 manufacturer part numbers on file: AY528FH22A1 (Honeywell Intl Inc Defense Avionics Systems), 10RC101C3 (American Precision Industries, Inc Div Portescap Us).
Key specifications for AY528FH22A1: Body Size: 10; Shaft Type: ROUND SINGLE SHAFT; Flange Diameter: 0.9360 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM IN; Undercut Width: 0.0620 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.