The Resolver,electrical, cataloged under National Stock Number 5990-00-421-0954, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Motion Control Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-421-0954 |
| Primary Part Number | VRX11-18-100A |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | General Dynamics Motion Control Llc |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | SPLINE W/THREADS SINGLE SHAFT |
| Flange Diameter | 1.0570 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN |
| Undercut Width | 0.0500 INCHES NOMINAL IN |
| Shaft Diameter | 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM SINGLE SHAFT IN |
| Rotor DC Resistance in Ohms | 21.00 NOMINAL |
| Undercut Diameter | 0.9750 INCHES NOMINAL IN |
| Length | 0.0930 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Rotor Input Electrical Power Rating | 1.4 WATTS NOMINAL |
| Alignment Hole Bolt Circle Diameter | 0.8120 INCHES NOMINAL IN |
| Zro Impedance Angle in Deg | 65.80 NOMINAL |
| Spline Tooth Quantity | 21 SINGLE SHAFT |
| Shaft Thread Length | 0.1900 INCHES NOMINAL SINGLE SHAFT IN |
| Phase Shift Angle in Deg | 0.400 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.8620 INCHES MINIMUM AND 1.8640 INCHES MAXIMUM IN |
| Frequency in Hertz | 10000.0 NOMINAL |
| Terminal Location | REAR |
| Rotor Input Voltage Rating in Volts | 100.0 NOMINAL |
| Alignment Hole Quantity | 4 |
| Shaft Length | 0.5550 INCHES NOMINAL SINGLE SHAFT IN |
| Pilot Diameter | 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Spline Tooth Diametral Pitch | 120 SINGLE SHAFT |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 58.00 OUTPUT |
| Shoulder Diameter | 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Shaft Nominal Thread Size | 0.190 INCHES SINGLE SHAFT IN |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 78.00 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| VRX11-18-100A PRIMARY | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| 23-805546-2 | 5/9 Secondary reference General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems |
NSN 5990-00-421-0954 is a Resolver,electrical, manufactured by General Dynamics Motion Control Llc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-421-0954 has 1 manufacturer part number on file: VRX11-18-100A (General Dynamics Motion Control Llc).
Key specifications for VRX11-18-100A: Body Size: 11; Shaft Type: SPLINE W/THREADS SINGLE SHAFT; Flange Diameter: 1.0570 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN; Undercut Width: 0.0500 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 5990-00-421-0954 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.