The Synchro,control Transformer, cataloged under National Stock Number 5990-00-809-0088, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Motors Corp. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-809-0088 |
| Primary Part Number | 8567963-001 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Body Size | 10 |
| Shaft Type | ROUND, SLOTTED SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES NOMINAL IN |
| Shaft Diameter | 0.1200 INCHES NOMINAL SINGLE SHAFT IN |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Frequency in Hertz | 360.00 MINIMUM AND 440.00 MAXIMUM |
| Stator Input Electrical Power Rating | 500.0 MILLIWATTS NOMINAL |
| Terminal Location | REAR |
| Shaft Length | 0.3130 INCHES NOMINAL SINGLE SHAFT IN |
| Stator Input Voltage Rating in Volts | 26.0 NOMINAL |
| Mounting Facility Nominal Screw Thread Diameter | 0.112 INCHES IN |
| Shaft Slot Width | 0.0250 INCHES NOMINAL SINGLE SHAFT IN |
| Securing Hole Quantity | 4 |
| Actuator Friction Torque at Plus 25 Deg Celsius | 5.0 CENTIMETER-GRAMS NOMINAL CM |
| Actuator Friction Torque at Minus 55 Deg Celsius | 15.0 CENTIMETER-GRAMS NOMINAL CM |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Maximum Temp Rise | 5.0 CELSIUS DEGC |
| Shaft Slot Depth | 0.0300 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 |
| Part Number | Manufacturer |
|---|---|
| 8567963-001 | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| HGH-11-E-3/B952 | 5/2 Secondary reference U.S. Government activity |
| 8567963-001 | 3/9 Design control — primary reference U.S. Government activity |
| 11-4133-03 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-00-809-0088 is a Synchro,control Transformer, manufactured by General Motors Corp, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-809-0088 has 1 manufacturer part number on file: 8567963-001 (General Motors Corp).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-633-4961. Verify interchangeability with system specifications before substitution.
Key specifications for 8567963-001: Body Size: 10; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Flange Diameter: 1.0620 INCHES NOMINAL IN; Shaft Diameter: 0.1200 INCHES NOMINAL SINGLE SHAFT IN. 18 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.