Product Details | TRANSMITTER SYNCHRO

5990-00-973-7531 A synchro consisting of a stator and rotor inductively coupled. The electrical output of the stator into a receiver synchro, a control transformer or differential synchro is dependent upon the position of its rotor. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Part Alternates: N267044944, N2670-44944, 5990-00-973-7531, 00-973-7531, 5990009737531, 009737531

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 30 SEP 1966 00-973-7531

Drawings & Photos | NSN 5990-00-973-7531


Cross Reference | NSN 5990-00-973-7531

Part Number Cage Code Manufacturer
N2670-44944 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2

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Technical Data | NSN 5990-00-973-7531

Characteristic Specifications
BODY SIZE 23
ROTOR INPUT VOLTAGE RATING IN VOLTS 115.0 NOMINAL
ROTOR INPUT CURRENT RATING 190.0 MILLIAMPERES NOMINAL
ROTOR INPUT ELECTRICAL POWER RATING 4.5 WATTS NOMINAL
FREQUENCY IN HERTZ 60.0 NOMINAL
ZRO RESISTANCE IN OHMS 215.00 NOMINAL
PLUS J ZRO REACTANCE IN OHMS 525.00 NOMINAL
ZSO RESISTANCE IN OHMS 77.00 NOMINAL
PLUS J ZSO REACTANCE IN OHMS 219.00 NOMINAL
ZRS RESISTANCE IN OHMS 262.00 NOMINAL
PLUS J ZRS REACTANCE IN OHMS 78.70 NOMINAL
ROTOR DC RESISTANCE IN OHMS 95.60 NOMINAL
STATOR DC RESISTANCE IN OHMS 53.60 NOMINAL
TRANSFORMATION RATIO 0.783 STATOR TO ROTOR NOMINAL
PHASE SHIFT ANGLE IN DEG 9.900 INPUT TO OUTPUT NOMINAL
MAXIMUM TEMP RISE 44.0 DEG CELSIUS
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES -8.0 TO 8.0
ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS 0.20 INCH-OUNCES NOMINAL
TORQUE GRADIENT PER ANGULAR DEG 0.120 INCH-OUNCES MINIMUM
BODY STYLE A4 STANDARD ROUND D
SHOULDER DIAMETER 1.9900 INCHES MAXIMUM
PILOT DIAMETER 0.6000 INCHES MAXIMUM
SECOND SHOULDER DIAMETER 1.9995 INCHES MAXIMUM
SECOND SHOULDER LENGTH 0.1700 INCHES MAXIMUM
OVERALL LENGTH 4.3150 INCHES MAXIMUM
FLANGE DIAMETER 2.2500 INCHES MAXIMUM
FLANGE THICKNESS 0.2500 INCHES MAXIMUM
BODY DIAMETER 1.9900 INCHES MAXIMUM
PILOT LENGTH 0.0430 INCHES NOMINAL
SHOULDER LENGTH 0.2500 INCHES NOMINAL
AFT OF FIRST FLANGE DIAMETER 1.9995 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE 3.5820 INCHES MAXIMUM
SHAFT TYPE SPLINE SINGLE SHAFT
SHAFT DIAMETER 0.2405 INCHES MAXIMUM SINGLE SHAFT
SHAFT LENGTH 0.6760 INCHES NOMINAL SINGLE SHAFT
SPLINE TOOTH QUANTITY 22 SINGLE SHAFT
SPLINE TOOTH DIAMETRAL PITCH 96 SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 5 SCREW
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, CORROSION RESISTING
SPECIAL FEATURES SLEEVE PRESSED ON SHAFT
III SHAFT MAXIMUM RADIAL PLAY 0.0010 INCHES
III SHAFT RADIAL PLAY TEST POINT 0.125 INCHES MAXIMUM
III SHAFT RADIAL PLAY DETERMINING WEIGHT 8.0 OUNCES
III SHAFT END PLAY 0.0005 INCHES MINIMUM AND 0.0025 INCHES MAXIMUM
III SHAFT END PLAY DETERMINING WEIGHT 16.0 OUNCES
III SHAFT MAXIMUM RUNOUT 0.0008 INCHES
III SCHEMATIC DIAGRAM DESIGNATOR E1 ONE Y-ROTOR, ONE STATOR
III FRAGILITY FACTOR MODERATELY RUGGED

Restrictions/Controls & Freight Information | NSN 5990-00-973-7531

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 062820 RADIO/TV TRANSMIT/RECEIVE SETS
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity K Clothing, including clothing equipment (other than arms and chemical supplies) cordage, fabrics and leather, parachutes, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5990-00-973-7531

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each