The Resolver,electrical, cataloged under National Stock Number 5990-01-339-9149, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-01-339-9149 |
| Primary Part Number | AK3229-002 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Body Size | 23 |
| Body Diameter | 2.2495 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | PICK-OFF A |
| Phase Shift Angle in Deg | 5.000 INPUT TO OUTPUT MINIMUM |
| Frequency in Hertz | 19000.0 NOMINAL |
| Zro Resistance in Ohms | 8000.00 NOMINAL |
| Zrs Resistance in Ohms | 2500.00 NOMINAL |
| Terminal Location | FRONT AND REAR |
| Rotor Input Voltage Rating in Volts | 10.0 NOMINAL |
| Body Thru-Hole Diameter | 1.0000 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM IN |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 8.00 OUTPUT |
| Transformation Ratio | 1.030 ROTOR TO STATOR MINIMUM AND 1.070 ROTOR TO STATOR MAXIMUM |
| Electrical Error Angular Range in Minutes | -15.0 TO 15.0 |
| Material | STEEL CORROSION RESISTING BODY |
| Terminal Type and Quantity | 8 WIRE LEAD |
| Zss Resistance in Ohms | 5000.00 NOMINAL |
| 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 |
|---|---|
| VRP23-3-3 | General Dynamics Motion Control Llc (USA) |
| AK3229-002 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| Reference | Meaning |
|---|---|
| SSH-23-M-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5990-01-339-9149 is a Resolver,electrical, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-01-339-9149 has 2 manufacturer part numbers on file: VRP23-3-3 (General Dynamics Motion Control Llc), AK3229-002 (Northrop Grumman Corp Electronic Systems Defensive System Div).
Key specifications for AK3229-002: Body Size: 23; Body Diameter: 2.2495 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM IN; Fragility Factor: MODERATELY RUGGED; Body Style: PICK-OFF A. 17 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.