The Synchro,control Transformer, cataloged under National Stock Number 5990-01-218-8976, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5990-01-218-8976 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Status | ACTIVE |
| Body Size | 8 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Undercut Width | 0.0670 INCHES NOMINAL IN |
| Shaft Diameter | 0.1190 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT IN |
| Body Style | STANDARD ROUND A |
| Flange Thickness | 0.0670 INCHES NOMINAL IN |
| Stator Input Current Rating | 0.03 AMPERES NOMINAL |
| Mounting Surface to Terminal End Distance | 1.2410 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 0.073 WATTS NOMINAL |
| Terminal Location | REAR |
| Shaft Length | 0.4380 INCHES NOMINAL SINGLE SHAFT IN |
| Stator Input Voltage Rating in Volts | 11.8 NOMINAL |
| Shaft Slot Width | 0.0200 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Length | 0.0480 INCHES NOMINAL IN |
| Material | ALUMINUM BODY |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Stator DC Resistance in Ohms | 365.00 NOMINAL |
| Shaft Slot Depth | 0.0250 INCHES NOMINAL SINGLE SHAFT IN |
| 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 |
|---|---|
| CTH-8-LE-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5990-01-218-8976 is a Synchro,control Transformer, classified under FSC 5990, Synchros and Resolvers. Status: active.
Key specifications for 5990-01-218-8976: Body Size: 8; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Undercut Width: 0.0670 INCHES NOMINAL IN; Shaft Diameter: 0.1190 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT IN. 19 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.