The Synchro,transmitter, cataloged under National Stock Number 5990-01-073-4782, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-073-4782 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 10 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 0.9370 INCHES MAXIMUM IN |
| Undercut Width | 0.0620 INCHES NOMINAL IN |
| Shaft Diameter | 0.0900 INCHES MAXIMUM SINGLE SHAFT IN |
| Undercut Diameter | 0.8370 INCHES NOMINAL IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Shaft Radial Play Determining Weight | 4.0 OUNCES OZ |
| Flange Thickness | 0.0620 INCHES NOMINAL IN |
| Shaft Maximum Runout | 0.0010 INCHES IN |
| Alignment Hole Bolt Circle Diameter | 0.6780 INCHES NOMINAL IN |
| Mounting Surface to Terminal End Distance | 1.2410 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Shaft End Play Determining Weight | 4.0 OUNCES OZ |
| Shaft Maximum Radial Play | 0.0008 INCHES IN |
| Schematic Diagram Designator | 1 Y-ROTOR, 1 STATOR |
| Alignment Hole Quantity | 3 |
| Shaft Length | 0.3750 INCHES NOMINAL SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Pilot Diameter | 0.5000 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.8123 INCHES MAXIMUM IN |
| Alignment Hole Depth | 0.0780 INCHES MAXIMUM IN |
| Shaft Slot Width | 0.0200 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Length | 0.0380 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AY-513-67-A1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| 1290299-126 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| AY-513-67-A1 | 3/2 Design control — primary reference U.S. Government activity |
| 1290299-126 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-01-073-4782 is a Synchro,transmitter, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-073-4782: Body Size: 10; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 0.9370 INCHES MAXIMUM IN; Undercut Width: 0.0620 INCHES NOMINAL IN. 28 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.
NSN 5990-01-073-4782 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.