The Synchro,receiver, cataloged under National Stock Number 5990-00-503-4115, 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 25 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5990-00-503-4115 |
| Primary Part Number | S6505-540619 |
| Item Name | Synchro,receiver |
| FSC / FSG | 5990 / 59 — Synchros and Resolvers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Body Size | 5 |
| Shaft Type | ROUND SINGLE SHAFT |
| Flange Diameter | 3.6230 INCHES MINIMUM AND 3.6250 INCHES MAXIMUM IN |
| Shaft Diameter | 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM SINGLE SHAFT IN |
| Distance Between Flanges | 1.8120 INCHES NOMINAL IN |
| Length | 1.2180 INCHES NOMINAL SHOULDER IN |
| Fragility Factor | MODERATELY RUGGED |
| Body Style | STANDARD ROUND DOUBLE FLANGE B |
| Flange Thickness | 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Torque Gradient Per Angular Deg | 0.400 INCH-OUNCES NOMINAL IN |
| Rotor Input Electrical Power Rating | 7.0 WATTS NOMINAL |
| Alignment Hole Bolt Circle Diameter | 1.2480 INCHES MINIMUM AND 1.2520 INCHES MAXIMUM IN |
| Frequency in Hertz | 60.0 NOMINAL |
| Terminal Location | SIDE |
| Rotor Input Voltage Rating in Volts | 115.0 NOMINAL |
| Alignment Hole Quantity | 3 |
| Shaft Length | 1.0630 INCHES NOMINAL SINGLE SHAFT IN |
| Body Material | STEEL CORROSION RESISTING |
| Pilot Diameter | 1.4990 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN |
| Shoulder Diameter | 3.3390 INCHES MAXIMUM IN |
| Receiver Error Angular Range in Minutes | -36.0 TO 36.0 |
| Alignment Hole Depth | 0.2500 INCHES NOMINAL IN |
| Pilot Length | 0.2220 INCHES NOMINAL IN |
| Rotor Input Current Rating | 600.0 MILLIAMPERES NOMINAL |
| Terminal Type and Quantity | 5 WIRE LEAD |
| 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 |
|---|---|
| 3563950-0003M0DIFIED | Honeywell Intl Inc Defense Avionics Systems (USA) |
| S6505-540619 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| CAL3075-2 | 5/9 Secondary reference Barkley Mfg Co |
| CAL14690ITEM1 | 5/9 Secondary reference Barkley Mfg Co |
| CAL16905ITEM1 | 5/9 Secondary reference Barkley Mfg Co |
NSN 5990-00-503-4115 is a Synchro,receiver, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5990, Synchros and Resolvers. Status: active.
NSN 5990-00-503-4115 has 2 manufacturer part numbers on file: 3563950-0003M0DIFIED (Honeywell Intl Inc Defense Avionics Systems), S6505-540619 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for S6505-540619: Body Size: 5; Shaft Type: ROUND SINGLE SHAFT; Flange Diameter: 3.6230 INCHES MINIMUM AND 3.6250 INCHES MAXIMUM IN; Shaft Diameter: 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM SINGLE SHAFT IN. 25 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.