The Resolver,electrical, cataloged under National Stock Number 5990-01-013-3205, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 28 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-013-3205 |
| Primary Part Number | 11QP21 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc |
| Status | ACTIVE |
| Body Size | 11 |
| Shaft Type | ROUND SINGLE SHAFT |
| Flange Diameter | 1.0620 INCHES NOMINAL IN |
| Undercut Width | 0.0500 INCHES MINIMUM IN |
| Shaft Diameter | 0.1247 INCHES MINIMUM AND 0.1249 INCHES MAXIMUM SINGLE SHAFT IN |
| Undercut Diameter | 1.0000 INCHES MAXIMUM IN |
| Length | 0.0620 INCHES NOMINAL SHOULDER IN |
| Body Style | STANDARD ROUND C |
| Flange Thickness | 0.0930 INCHES NOMINAL IN |
| Stator Input Current Rating | 7.0 MILLIAMPERES MAXIMUM |
| Alignment Hole Bolt Circle Diameter | 0.8120 INCHES NOMINAL IN |
| Phase Shift Angle in Deg | 4.000 INPUT TO OUTPUT NOMINAL |
| Mounting Surface to Terminal End Distance | 1.8600 INCHES MAXIMUM IN |
| Frequency in Hertz | 400.0 NOMINAL |
| Stator Input Electrical Power Rating | 0.20 MILLIWATTS MAXIMUM |
| Terminal Location | REAR |
| Alignment Hole Quantity | 4 |
| Shaft Length | 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM SINGLE SHAFT IN |
| Pilot Diameter | 0.6250 INCHES MAXIMUM IN |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 25.00 OUTPUT |
| Shoulder Diameter | 0.9800 INCHES MAXIMUM IN |
| Stator Input Voltage Rating in Volts | 15.0 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 30.00 |
| Alignment Hole Depth | 0.1250 INCHES MINIMUM IN |
| Interaxis Error Angular Range in Minutes | -3.0 TO 3.0 |
| Transformation Ratio | 1.000 ROTOR TO STATOR NOMINAL |
| Pilot Length | 0.0620 INCHES NOMINAL IN |
| Output Voltage Functional Error Range in Percent | -0.1 TO 0.1 |
| 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 |
|---|---|
| 11QP21 | Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA) |
| VRA11-4NP94 | General Dynamics Motion Control Llc (USA) |
| Reference | Meaning |
|---|---|
| VRA11-4NP94 | 5/9 Secondary reference U.S. Government activity |
| 11R013-3205 | 5/9 Secondary reference Motion Devices Technology, Inc. |
| 976067-2C | 3/2 Design control — primary reference U.S. Government activity |
| U-217513 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-01-013-3205 is a Resolver,electrical, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-013-3205 has 2 manufacturer part numbers on file: 11QP21 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), VRA11-4NP94 (General Dynamics Motion Control Llc).
Key specifications for 11QP21: Body Size: 11; Shaft Type: ROUND SINGLE SHAFT; Flange Diameter: 1.0620 INCHES NOMINAL IN; Undercut Width: 0.0500 INCHES MINIMUM IN. 28 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.