The Synchro,control Transformer, cataloged under National Stock Number 5990-00-557-3669, is classified within Federal Supply Class 5990 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5990-00-557-3669 |
| Primary Part Number | 1849B0404 |
| Item Name | Synchro,control Transformer |
| FSC / FSG | 5990 / 59 — No Item Name Available |
| Manufacturer | Elbitamerica, Inc. |
| Status | CANCELLED |
| Maximum Fundamental Null Voltage in Millivolts Per Volt | 30.00 INPUT |
| Material | STEEL CORROSION RESISTING BODY |
| Body Size | 14 |
| Zro Resistance in Ohms | 6150.00 NOMINAL |
| Maximum Total Null Voltage Output in Millivolts Per Volt | 70.00 |
| Plus J Zrs Reactance in Ohms | 50.00 NOMINAL |
| Shaft Type | ROUND SINGLE SHAFT |
| Rotor DC Resistance in Ohms | 670.00 NOMINAL |
| Terminal Location | REAR |
| Transformation Ratio | 0.862 ROTOR TO STATOR NOMINAL |
| Terminal Type and Quantity | 5 WIRE LEAD |
| Plus J Zro Reactance in Ohms | 615.00 NOMINAL |
| Actuator Friction Torque at Plus 25 Deg Celsius | 6.0 CENTIMETER-GRAMS NOMINAL CM |
| Shaft Diameter | 0.1195 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT IN |
| Plus J Zso Reactance in Ohms | 155.00 NOMINAL |
| Mounting Surface to Terminal End Distance | 1.1080 INCHES MINIMUM AND 1.1110 INCHES MAXIMUM IN |
| Zso Resistance in Ohms | 30.00 NOMINAL |
| Stator DC Resistance in Ohms | 41.00 NOMINAL |
| Stator Input Voltage Rating in Volts | 9.0 NOMINAL |
| Stator Input Electrical Power Rating | 100.0 MILLIWATTS NOMINAL |
| Pilot Length | 1.2177 INCHES NOMINAL IN |
| Stator Input Current Rating | 175.0 MILLIAMPERES NOMINAL |
| Actuator Friction Torque at Minus 55 Deg Celsius | 16.0 CENTIMETER-GRAMS NOMINAL CM |
| Electrical Error Angular Range in Minutes | -45.0 TO 45.0 |
| Fragility Factor | MODERATELY RUGGED |
| Frequency in Hertz | 400.0 NOMINAL |
| Zrs Resistance in Ohms | 130.00 NOMINAL |
| Shaft Length | 0.5000 INCHES NOMINAL SINGLE SHAFT IN |
| Phase Shift Angle in Deg | 5.000 INPUT TO OUTPUT NOMINAL |
| Body Style | STANDARD ROUND B |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5990-00-557-3669 is a Synchro,control Transformer, manufactured by Elbitamerica, Inc., classified under FSC 5990 (No Item Name Available). Status: cancelled.
NSN 5990-00-557-3669 has 2 cross-referenced part numbers: 990002-1 (Raytheon Company Dba Raytheon), 1849B0404 (Elbitamerica, Inc.).
There is 1 known substitute for 5990-00-557-3669: 5340-00-984-8854. Verify interchangeability with system specifications before substitution.
Key specifications for 1849B0404: Maximum Fundamental Null Voltage in Millivolts Per Volt: 30.00 INPUT; Material: STEEL CORROSION RESISTING BODY; Body Size: 14; Zro Resistance in Ohms: 6150.00 NOMINAL. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5990-00-557-3669 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.