The Resolver,electrical, cataloged under National Stock Number 5990-00-504-8300, is classified within Federal Supply Class 5990 (Synchros and Resolvers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-504-8300 |
| Primary Part Number | 788377 |
| Item Name | Resolver,electrical |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Size | 15 |
| Shaft Type | ROUND SINGLE SHAFT |
| Body Diameter | 1.4370 INCHES NOMINAL IN |
| Shaft Diameter | 0.1872 INCHES NOMINAL SINGLE SHAFT IN |
| Phase Shift Angle in Deg | 3.500 INPUT TO OUTPUT NOMINAL |
| Frequency in Hertz | 400.0 NOMINAL |
| Zro Resistance in Ohms | 133.00 NOMINAL |
| Rotor Input Voltage Rating in Volts | 0.5 MINIMUM AND 16.0 MAXIMUM |
| Shaft Length | 0.5400 INCHES NOMINAL SINGLE SHAFT IN |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 32.00 |
| Plus J Zro Reactance in Ohms | 1085.00 NOMINAL |
| Transformation Ratio | 0.955 ROTOR TO STATOR NOMINAL |
| Terminal Type and Quantity | 14 SCREW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LD275182 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 788377 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSDWG788377 | 5/9 Secondary reference Arma Div Ambac Industries Inc |
| 03AB22 | 5/9 Secondary reference U.S. Government activity |
NSN 5990-00-504-8300 is a Resolver,electrical, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-504-8300 has 2 manufacturer part numbers on file: LD275182 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 788377 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 788377: Body Size: 15; Shaft Type: ROUND SINGLE SHAFT; Body Diameter: 1.4370 INCHES NOMINAL IN; Shaft Diameter: 0.1872 INCHES NOMINAL SINGLE SHAFT IN. 13 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 5990-00-504-8300 has DEMIL Code B. 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.