The Synchro,transmitter, cataloged under National Stock Number 5990-01-064-7157, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-064-7157 |
| Item Name | Synchro,transmitter |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 25 |
| Shaft Type | ROUND SINGLE SHAFT |
| Body Diameter | 2.4960 INCHES NOMINAL IN |
| Flange Diameter | 2.4960 INCHES NOMINAL IN |
| Length | 0.7500 INCHES NOMINAL SHOULDER IN |
| Zrs Impedance Magnitude in Ohms | 0.95 MINIMUM AND 3.30 MAXIMUM |
| Phase Shift Angle in Deg | 4.000 OUTPUT TO INPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 4.4700 INCHES NOMINAL IN |
| Frequency in Hertz | 1000.0 NOMINAL |
| Rotor Input Voltage Rating in Volts | 20.0 NOMINAL |
| Second Shoulder Length | 1.9380 INCHES NOMINAL IN |
| Shoulder Diameter | 2.0920 INCHES NOMINAL IN |
| Transformation Ratio | 1.850 STATOR TO ROTOR NOMINAL |
| Actuator Friction Torque at Plus 25 Deg Celsius | 1.90 INCH-OUNCES NOMINAL IN |
| Second Shoulder Diameter | 2.0900 INCHES NOMINAL IN |
| Stator DC Resistance in Ohms | 2.00 NOMINAL |
| Zro Impedance Magnitude in Ohms | 9.00 MINIMUM AND 38.00 MAXIMUM |
| 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 |
|---|---|
| 245-730004-401 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-01-064-7157 is a Synchro,transmitter, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-064-7157: Body Size: 25; Shaft Type: ROUND SINGLE SHAFT; Body Diameter: 2.4960 INCHES NOMINAL IN; Flange Diameter: 2.4960 INCHES NOMINAL IN. 17 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.