NSN 5990-00-057-1816

Part Details | RECEIVER SYNCHRO

5990-00-057-1816 A synchro consisting of a stator and rotor inductively coupled. The rotor is free to turn in accordance with the electrical input from a transmitter synchro or a differential synchro. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Alternate Parts: RS9213A, RS921-3A, 9213A, 921-3A, 11070001, 5990-00-057-1816, 00-057-1816, 5990000571816, 000571816

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196100-057-181602072 ( SYNCHRO, RECEIVER )
REFERENCE DRAWINGS & PICTURES

STANDARD ROUND B

Cross Reference | NSN 5990-00-057-1816
Part Number Cage Code Manufacturer
RS921-3A88818KEARFOTT CORPORATIONDBA KEARFOTT
921-3A18876U S ARMY AVIATION AND MISSILECOMMAND
1107000118876U S ARMY AVIATION AND MISSILECOMMAND
Technical Data | NSN 5990-00-057-1816
Characteristic Specifications
BODY SIZE11
ROTOR INPUT VOLTAGE RATING IN VOLTS115.0 NOMINAL
ROTOR INPUT CURRENT RATING50.0 MILLIAMPERES NOMINAL
ROTOR INPUT ELECTRICAL POWER RATING970.0 MILLIWATTS NOMINAL
FREQUENCY IN HERTZ400.0 NOMINAL
ZRO IMPEDANCE MAGNITUDE IN OHMS2598.00 NOMINAL
ZRO IMPEDANCE ANGLE IN DEG81.80 NOMINAL
ZSO IMPEDANCE MAGNITUDE IN OHMS60.00 NOMINAL
ZSO IMPEDANCE ANGLE IN DEG78.50 NOMINAL
ROTOR DC RESISTANCE IN OHMS218.00 NOMINAL
STATOR DC RESISTANCE IN OHMS10.50 NOMINAL
TRANSFORMATION RATIO0.158 ROTOR TO STATOR NOMINAL
PHASE SHIFT ANGLE IN DEG5.000 INPUT TO OUTPUT NOMINAL
MAXIMUM TEMP RISE16.0 DEG CELSIUS
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT45.00
ACTUATOR FRICTION TORQUE AT MINUS 55 DEG CELSIUS4.00 CENTIMETER-GRAMS NOMINAL
ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS1.00 CENTIMETER-GRAMS NOMINAL
BODY STYLE STANDARD ROUND B
SHOULDER DIAMETER0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
PILOT DIAMETER0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
OVERALL LENGTH2.1390 INCHES NOMINAL
FLANGE DIAMETER1.0570 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM
FLANGE THICKNESS0.0930 INCHES NOMINAL
UNDERCUT WIDTH0.0500 INCHES NOMINAL
PILOT LENGTH0.0620 INCHES NOMINAL
SHOULDER LENGTH0.0620 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE1.7029 INCHES MINIMUM AND 1.7030 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY5 WIRE LEAD
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, STAINLESS