The Synchro,control Transformer, cataloged under National Stock Number 5990-01-178-4033, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mpc Products Corporation Dba Woodward Mpc, Inc.. Government technical data includes 29 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 | 5990-01-178-4033 |
| Primary Part Number | F66-A |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Mpc Products Corporation Dba Woodward Mpc, Inc. |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES MAXIMUM IN |
| Undercut Width | 0.0940 INCHES NOMINAL IN |
| Shaft Diameter | 0.1872 INCHES NOMINAL SINGLE SHAFT IN |
| Undercut Diameter | 0.9410 INCHES NOMINAL IN |
| Length | 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0900 INCHES MINIMUM AND 0.0960 INCHES MAXIMUM IN |
| Alignment Hole Bolt Circle Diameter | 0.8090 INCHES MINIMUM AND 0.8150 INCHES MAXIMUM IN |
| Spline Tooth Quantity | 21 SINGLE SHAFT |
| Mounting Surface to Terminal End Distance | 1.5000 INCHES MAXIMUM IN |
| Frequency in Hertz | 2000.0 NOMINAL |
| Connector Manufacturer Part Number | MS27471Y11E98PB |
| Stator Input Electrical Power Rating | 0.1 WATTS MAXIMUM |
| Terminal Location | REAR |
| Alignment Hole Quantity | 4 |
| Shaft Length | 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM SINGLE SHAFT IN |
| Connector Manufacturer Code | 96906 |
| Pilot Diameter | 0.6250 INCHES NOMINAL IN |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Shoulder Diameter | 1.0000 INCHES NOMINAL IN |
| Stator Input Voltage Rating in Volts | 10.0 NOMINAL |
| Alignment Hole Depth | 0.1250 INCHES MINIMUM IN |
| Shaft Thread Direction | RIGHT-HAND SINGLE SHAFT |
| Pilot Length | 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN |
| Shaft Thread Series Designator | UNF SINGLE SHAFT |
| Material | STEEL CORROSION RESISTING BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5990-01-178-4033 is a Synchro,control Transformer, manufactured by Mpc Products Corporation Dba Woodward Mpc, Inc., classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-178-4033 has 2 manufacturer part numbers on file: F66-A (Mpc Products Corporation Dba Woodward Mpc, Inc.), L478C2006 (The Boeing Company Div Legacy Am&m).
Key specifications for F66-A: Body Size: 11; Shaft Type: SPLINE W/THREADS SINGLE SHAFT; Flange Diameter: 1.0620 INCHES MAXIMUM IN; Undercut Width: 0.0940 INCHES NOMINAL IN. 29 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 5990-01-178-4033 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.