Product Details | DIFFERENTIAL TRANSMITTER SYNCHRO

5990-01-112-5281 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: AY979T1, AY-979-T1, CDH-11-BN-2/A164, CDH11BN2A164, 7370992, 737099-2, 5990-01-112-5281, 01-112-5281, 5990011125281, 011125281

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 06 MAY 1981 01-112-5281

Drawings & Photos | NSN 5990-01-112-5281


Cross Reference | NSN 5990-01-112-5281

Part Number Cage Code Manufacturer
737099-2 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
AY-979-T1 55972 HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS
AY-979-T1 96774 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
CDH-11-BN-2/A164 99932 MOOG INC. DBA MOOG COMPONENTS GROUP

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Technical Data | NSN 5990-01-112-5281

Characteristic Specifications
BODY SIZE 11
STATOR INPUT VOLTAGE RATING IN VOLTS 11.8 NOMINAL
STATOR INPUT CURRENT RATING 131.0 MILLIAMPERES NOMINAL
STATOR INPUT ELECTRICAL POWER RATING 400.0 MILLIWATTS MAXIMUM
FREQUENCY IN HERTZ 400.0 NOMINAL
ZRO RESISTANCE IN OHMS 14.00 NOMINAL
PLUS J ZRO REACTANCE IN OHMS 67.00 NOMINAL
ZSO RESISTANCE IN OHMS 15.00 NOMINAL
PLUS J ZSO REACTANCE IN OHMS 72.00 NOMINAL
ZSS RESISTANCE IN OHMS 13.20 NOMINAL
PLUS J ZSS REACTANCE IN OHMS 6.80 NOMINAL
TRANSFORMATION RATIO 1.112 ROTOR TO STATOR NOMINAL
PHASE SHIFT ANGLE IN DEG 7.000 INPUT TO OUTPUT NOMINAL
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT 40.00
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES -12.0 TO 12.0
ACTUATOR FRICTION TORQUE AT MINUS 55 DEG CELSIUS 15.0 CENTIMETER-GRAMS MAXIMUM
ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS 7.0 CENTIMETER-GRAMS MAXIMUM
BODY STYLE A3 STANDARD ROUND C
SHOULDER DIAMETER 0.9995 INCHES MINIMUM AND 1.0005 INCHES MAXIMUM
PILOT DIAMETER 0.6250 INCHES MAXIMUM
OVERALL LENGTH 2.2570 INCHES MAXIMUM
FLANGE DIAMETER 1.0590 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM
FLANGE THICKNESS 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM
UNDERCUT DIAMETER 0.9680 INCHES MAXIMUM
UNDERCUT WIDTH 0.0570 INCHES MINIMUM
PILOT LENGTH 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
SHOULDER LENGTH 0.0590 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE 1.6870 INCHES MAXIMUM
SHAFT TYPE ROUND, SLOTTED SINGLE SHAFT
SHAFT DIAMETER 0.1195 INCHES MINIMUM AND 0.1205 INCHES MAXIMUM SINGLE SHAFT
SHAFT LENGTH 0.4690 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM SINGLE SHAFT
SHAFT SLOT DEPTH 0.0310 INCHES NOMINAL SINGLE SHAFT
SHAFT SLOT WIDTH 0.0310 INCHES NOMINAL SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 6 WIRE LEAD
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, CORROSION RESISTING
III SHAFT MAXIMUM RADIAL PLAY 0.0005 INCHES
III SHAFT RADIAL PLAY TEST POINT 0.125 INCHES NOMINAL
III SHAFT RADIAL PLAY DETERMINING WEIGHT 4.0 OUNCES
III SHAFT END PLAY 0.0003 INCHES MINIMUM AND 0.0008 INCHES MAXIMUM
III SHAFT END PLAY DETERMINING WEIGHT 8.0 OUNCES
III SHAFT MAXIMUM RUNOUT 0.0010 INCHES
III FRAGILITY FACTOR MODERATELY RUGGED

Restrictions/Controls & Freight Information | NSN 5990-01-112-5281

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 062120 GENERATORS/MOTORS/PARTS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code TX Defense Supply Center Columbus
Columbus, OH 43218
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 5990-01-112-5281

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeEHSX:ELECTRONIC COMPONENTS
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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