The Synchro,transmitter, cataloged under National Stock Number 5990-00-101-8287, 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28 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-101-8287 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES NOMINAL IN |
| Zss Impedance Magnitude in Ohms | 38.00 NOMINAL |
| Undercut Width | 0.0500 INCHES NOMINAL IN |
| Shaft Diameter | 0.1200 INCHES NOMINAL SINGLE SHAFT IN |
| Undercut Diameter | 1.0000 INCHES NOMINAL IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Rotor Input Electrical Power Rating | 1.0 WATTS NOMINAL |
| Phase Shift Angle in Deg | 4.000 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 2.0000 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 26.0 NOMINAL |
| Shaft Length | 0.4510 INCHES NOMINAL SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Pilot Diameter | 0.6250 INCHES NOMINAL IN |
| Shoulder Diameter | 0.9750 INCHES NOMINAL IN |
| Shaft Slot Width | 0.0250 INCHES NOMINAL SINGLE SHAFT IN |
| Transformation Ratio | 0.454 ROTOR TO STATOR NOMINAL |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Electrical Error Angular Range in Minutes | -5.0 TO 5.0 |
| Rotor Input Current Rating | 280.0 MILLIAMPERES NOMINAL |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Shaft Slot Depth | 0.0300 INCHES NOMINAL SINGLE SHAFT IN |
| Zss Impedance Angle in Deg | 20.50 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 |
|---|---|
| CR90913008-0 | 3/2 Design control — primary reference U.S. Government activity |
| GS860U1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5990-00-101-8287 is a Synchro,transmitter, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-00-101-8287: Body Size: 11; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 1.0620 INCHES NOMINAL IN; Zss Impedance Magnitude in Ohms: 38.00 NOMINAL. 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.
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.