Product Details | DIFFERENTIAL TRANSMITTER SYNCHRO

5990-00-946-0919 A synchro, the rotor of which is mechanically positioned for modifying electrical angular information, received from a transmitter synchro and transmitting to receiver synchro or control transformer synchro electrical information corresponding to the sum or difference of the electrical input angle and its rotor position angle. Does not include variable resistors, goniometers, variable transformers, or items with dials.

Part Alternates: AY231S25B1, 5990-00-946-0919, 00-946-0919, 5990009460919, 009460919

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 09 MAR 1966 00-946-0919

Drawings & Photos | NSN 5990-00-946-0919


Cross Reference | NSN 5990-00-946-0919

Part Number Cage Code Manufacturer
AY231S25B1 55972 HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS
AY231S25B1 96774 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 5990-00-946-0919

Characteristic Specifications
BODY SIZE 15
STATOR INPUT VOLTAGE RATING IN VOLTS 11.8 NOMINAL
STATOR INPUT CURRENT RATING 130.0 MILLIAMPERES NOMINAL
STATOR INPUT ELECTRICAL POWER RATING 235.0 MILLIWATTS NOMINAL
FREQUENCY IN HERTZ 400.0 NOMINAL
ZRO RESISTANCE IN OHMS 15.10 NOMINAL
PLUS J ZRO REACTANCE IN OHMS 63.20 NOMINAL
ZSO RESISTANCE IN OHMS 13.50 NOMINAL
PLUS J ZSO REACTANCE IN OHMS 77.20 NOMINAL
ZRS RESISTANCE IN OHMS 15.70 NOMINAL
PLUS J ZRS REACTANCE IN OHMS 18.40 NOMINAL
ZSS RESISTANCE IN OHMS 17.90 NOMINAL
PLUS J ZSS REACTANCE IN OHMS 10.90 NOMINAL
ROTOR DC RESISTANCE IN OHMS 13.40 NOMINAL
STATOR DC RESISTANCE IN OHMS 10.10 NOMINAL
PHASE SHIFT ANGLE IN DEG 5.900 INPUT TO OUTPUT NOMINAL
MAXIMUM TEMP RISE 6.0 DEG CELSIUS
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT 18.00
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES -15.0 TO 15.0
ACTUATOR FRICTION TORQUE AT MINUS 55 DEG CELSIUS 45.0 CENTIMETER-GRAMS MAXIMUM
ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS 15.0 CENTIMETER-GRAMS MAXIMUM
BODY STYLE A3 STANDARD ROUND C
SHOULDER DIAMETER 1.3115 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM
PILOT DIAMETER 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
OVERALL LENGTH 2.1310 INCHES NOMINAL
FLANGE DIAMETER 1.4360 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM
FLANGE THICKNESS 0.0930 INCHES NOMINAL
UNDERCUT DIAMETER 1.3120 INCHES NOMINAL
UNDERCUT WIDTH 0.0780 INCHES NOMINAL
PILOT LENGTH 0.0400 INCHES NOMINAL
SHOULDER LENGTH 0.1320 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE 1.5190 INCHES NOMINAL
ALIGNMENT HOLE DEPTH 0.1250 INCHES MAXIMUM
ALIGNMENT HOLE BOLT CIRCLE DIAMETER 0.8750 INCHES NOMINAL
ALIGNMENT HOLE QUANTITY 4
SHAFT TYPE ROUND, SLOTTED SINGLE SHAFT
SHAFT DIAMETER 0.1195 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM SINGLE SHAFT
SHAFT LENGTH 0.5400 INCHES NOMINAL SINGLE SHAFT
SHAFT SLOT DEPTH 0.0210 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM SINGLE SHAFT
SHAFT SLOT WIDTH 0.0210 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 6 WIRE LEAD
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, CORROSION RESISTING

Restrictions/Controls & Freight Information | NSN 5990-00-946-0919

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 062120 GENERATORS/MOTORS/PARTS NOI
Less than car load rating Q 70
Less than truck load rating W Rating Variable
Water commodity Code 590 unknown
Originating Activity Code HH Navy ICP
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, 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 5990-00-946-0919

Category Code Description
Cognizance Codes9NNavy-owned stocks of defense electronic material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9EDefense Supply Center Columbus
Columbus, OH 43218
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each