Product Details | CONTROL TRANSFORMER SYNCHRO

5990-00-055-1956 A synchro consisting of a stator and rotor inductively coupled. The electrical output of the rotor is dependent upon both the position of the rotor and the electrical input to the stator from a transmitter synchro or a differential synchro. Does not include variable resistors, goniometers, or variable transformers.

Part Alternates: 8CT100C7, 8CT-100-C-7, 5990-00-055-1956, 00-055-1956, 5990000551956, 000551956

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 01 JUN 1967 00-055-1956

Drawings & Photos | NSN 5990-00-055-1956


Cross Reference | NSN 5990-00-055-1956

Part Number Cage Code Manufacturer
8CT-100-C-7 06989 API HAROWE INC DBA API MOTION DIV API

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Technical Data | NSN 5990-00-055-1956

Characteristic Specifications
BODY SIZE 8
STATOR INPUT VOLTAGE RATING IN VOLTS 26.0 NOMINAL
STATOR INPUT CURRENT RATING 22.0 MILLIAMPERES NOMINAL
STATOR INPUT ELECTRICAL POWER RATING 58.0 MILLIWATTS NOMINAL
FREQUENCY IN HERTZ 400.0 NOMINAL
ZRO RESISTANCE IN OHMS 800.00 NOMINAL
PLUS J ZRO REACTANCE IN OHMS 2500.00 NOMINAL
ZSO RESISTANCE IN OHMS 120.00 NOMINAL
PLUS J ZSO REACTANCE IN OHMS 450.00 NOMINAL
ZRS RESISTANCE IN OHMS 872.00 NOMINAL
PLUS J ZRS REACTANCE IN OHMS 245.00 NOMINAL
ROTOR DC RESISTANCE IN OHMS 550.00 NOMINAL
STATOR DC RESISTANCE IN OHMS 100.00 NOMINAL
TRANSFORMATION RATIO 2.208 ROTOR TO STATOR NOMINAL
PHASE SHIFT ANGLE IN DEG 9.000 INPUT TO OUTPUT NOMINAL
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT 0.03
ACTUATOR FRICTION TORQUE AT MINUS 55 DEG CELSIUS 6.00 CENTIMETER-GRAMS NOMINAL
ACTUATOR FRICTION TORQUE AT PLUS 25 DEG CELSIUS 3.00 CENTIMETER-GRAMS NOMINAL
BODY STYLE A1 STANDARD ROUND A
PILOT DIAMETER 0.5000 INCHES NOMINAL
OVERALL LENGTH 1.5960 INCHES NOMINAL
FLANGE DIAMETER 0.7550 INCHES NOMINAL
FLANGE THICKNESS 0.0620 INCHES NOMINAL
UNDERCUT DIAMETER 0.6910 INCHES MAXIMUM
UNDERCUT WIDTH 0.0620 INCHES NOMINAL
PILOT LENGTH 0.0400 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE 1.2400 INCHES MAXIMUM
SHAFT TYPE ROUND, SLOTTED SINGLE SHAFT
SHAFT DIAMETER 0.0900 INCHES NOMINAL SINGLE SHAFT
SHAFT LENGTH 0.3320 INCHES NOMINAL SINGLE SHAFT
SHAFT SLOT DEPTH 0.0250 INCHES NOMINAL SINGLE SHAFT
SHAFT SLOT WIDTH 0.0200 INCHES NOMINAL SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 5 WIRE LEAD
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, STAINLESS
III SHAFT MAXIMUM RADIAL PLAY 0.0005 INCHES
III SHAFT END PLAY 0.0003 INCHES MINIMUM AND 0.0008 INCHES MAXIMUM
III SHAFT MAXIMUM RUNOUT 0.0010 INCHES
III UNPACKAGED UNIT WEIGHT 7.0 GRAMS
III FRAGILITY FACTOR MODERATELY RUGGED

Restrictions/Controls & Freight Information | NSN 5990-00-055-1956

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 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 658 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 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 5990-00-055-1956

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
ReparabilityPStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each