The Resolver,electrical, cataloged under National Stock Number 5990-00-964-9672, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-964-9672 |
| Primary Part Number | 347C757H01 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Body Size | 15 |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Flange Diameter | 1.4360 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN |
| Undercut Width | 0.0780 INCHES NOMINAL IN |
| Shaft Diameter | 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM SINGLE SHAFT IN |
| Rotor DC Resistance in Ohms | 157.00 NOMINAL |
| Undercut Diameter | 1.3120 INCHES NOMINAL IN |
| Length | 0.1320 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Alignment Hole Bolt Circle Diameter | 1.1000 INCHES NOMINAL IN |
| Spline Tooth Quantity | 21 SINGLE SHAFT |
| Shaft Thread Length | 0.2000 INCHES NOMINAL SINGLE SHAFT IN |
| Mounting Surface to Terminal End Distance | 1.8000 INCHES MAXIMUM IN |
| Frequency in Hertz | 5000.0 NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 25.0 NOMINAL |
| Alignment Hole Quantity | 4 |
| Shaft Length | 0.5400 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Shoulder Diameter | 1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN |
| Shaft Nominal Thread Size | 0.132 INCHES SINGLE SHAFT IN |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 50.00 |
| Alignment Hole Depth | 0.1250 INCHES NOMINAL IN |
| Transformation Ratio | 0.811 STATOR TO ROTOR NOMINAL |
| Shaft Thread Direction | RIGHT-HAND SINGLE SHAFT |
| Pilot Length | 0.0400 INCHES NOMINAL 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 |
|---|---|
| 347C757H01 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 347C757H01 | 3/2 Design control — primary reference U.S. Government activity |
| CZC15KS031A112 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-00-964-9672 is a Resolver,electrical, manufactured by Westinghouse Electric Corp, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-964-9672 has 1 manufacturer part number on file: 347C757H01 (Westinghouse Electric Corp).
Key specifications for 347C757H01: Body Size: 15; Shaft Type: SPLINE W/THREADS SINGLE SHAFT; Flange Diameter: 1.4360 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN; Undercut Width: 0.0780 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.
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.