The Resolver,electrical, cataloged under National Stock Number 5990-00-790-6979, 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 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-790-6979 |
| Primary Part Number | 1290299-76 |
| 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 BOTH SHAFTS |
| Flange Diameter | 0.9370 INCHES MAXIMUM IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Undercut Diameter | 0.8370 INCHES NOMINAL IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0620 INCHES NOMINAL IN |
| Alignment Hole Bolt Circle Diameter | 0.6780 INCHES NOMINAL IN |
| Mounting Surface to Terminal End Distance | 1.2410 INCHES NOMINAL IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Terminal Location | REAR |
| Shaft Maximum Radial Play | 0.0002 INCHES IN |
| Schematic Diagram Designator | 1 ROTOR, 2 STATOR |
| Alignment Hole Quantity | 3 |
| Pilot Diameter | 0.5000 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.8123 INCHES MAXIMUM IN |
| Alignment Hole Depth | 0.0620 INCHES MAXIMUM IN |
| Pilot Length | 0.0380 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BODY |
| Terminal Type and Quantity | 7 WIRE LEAD |
| Shaft End Play | 0.0001 INCHES MINIMUM AND 0.0003 INCHES MAXIMUM IN |
| 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 |
|---|---|
| AY-529GC-30-A1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| 1290299-76 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
NSN 5990-00-790-6979 is a Resolver,electrical, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-790-6979 has 2 manufacturer part numbers on file: AY-529GC-30-A1 (Honeywell Intl Inc Defense Avionics Systems), 1290299-76 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 1290299-76: Body Size: 10; Shaft Type: ROUND BOTH SHAFTS; Flange Diameter: 0.9370 INCHES MAXIMUM IN; Undercut Width: 0.0620 INCHES NOMINAL IN. 23 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.