Product Details | ELECTRICAL RESOLVER

5990-00-942-6538 An item consisting of a rotor and a stator inductively coupled. It usually has two rotor windings displaced from each other by 90 degrees and two stator windings similarly displaced. The output voltage(s) is a trigonometric function of the input voltage(s) and the angular displacement of the rotor with respect to the stator. See also SYNCHRO (as modified) and GONIOMETER, ELECTRICAL. Excludes TRANSOLVER, ELECTRICAL and potentiometer sine/cosine electrical resolvers.

Part Alternates: R1237012040, R123-701-2040, VRT234D2, VRT23-4D2, 23RN401, 23RN4-01, 5990-00-942-6538, 00-942-6538, 5990009426538, 009426538

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 12 DEC 1965 00-942-6538

Drawings & Photos | NSN 5990-00-942-6538


Cross Reference | NSN 5990-00-942-6538

Part Number Cage Code Manufacturer
23RN4-01 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
R123-701-2040 07421 INTERSTATE ELECTRONICS CORPORATION DBA L-3 INTERSTATE ELECTRONICS
VRT23-4D2 10112 GENERAL DYNAMICS GLOBAL IMAGING TECHNOLOGIES, INC.

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Technical Data | NSN 5990-00-942-6538

Characteristic Specifications
BODY SIZE 23
STATOR INPUT VOLTAGE RATING IN VOLTS 10.0 NOMINAL
STATOR INPUT CURRENT RATING 16.0 MILLIAMPERES MAXIMUM
STATOR INPUT ELECTRICAL POWER RATING 11.0 MILLIWATTS MAXIMUM
ROTOR INPUT VOLTAGE RATING IN VOLTS NOT RATED
ROTOR INPUT CURRENT RATING NOT RATED
ROTOR INPUT ELECTRICAL POWER RATING NOT RATED
FREQUENCY IN HERTZ 400.0 NOMINAL
ZRO RESISTANCE IN OHMS 37.00 NOMINAL
PLUS J ZRO REACTANCE IN OHMS 59.00 NOMINAL
ZSO RESISTANCE IN OHMS 41.00 NOMINAL
PLUS J ZSO REACTANCE IN OHMS 617.00 NOMINAL
ROTOR DC RESISTANCE IN OHMS 30.00 NOMINAL
STATOR DC RESISTANCE IN OHMS 11.00 NOMINAL
TRANSFORMATION RATIO 0.990 ROTOR TO STATOR NOMINAL
TRANSFORMATION RATIO EQUALITY IN PERCENT 0.1 NOMINAL
PHASE SHIFT ANGLE IN DEG 0.933 INPUT TO OUTPUT NOMINAL
MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT 5.00 OUTPUT
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT 10.00
INTERAXIS ERROR ANGULAR RANGE IN MINUTES -2.5 TO 2.5
BODY STYLE A4 STANDARD ROUND D
SHOULDER DIAMETER 1.9850 INCHES MINIMUM AND 1.9900 INCHES MAXIMUM
PILOT DIAMETER 0.5900 INCHES MINIMUM AND 0.6000 INCHES MAXIMUM
SECOND SHOULDER DIAMETER 1.9985 INCHES MINIMUM AND 1.9995 INCHES MAXIMUM
SECOND SHOULDER LENGTH 0.1700 INCHES NOMINAL
OVERALL LENGTH 4.7870 INCHES NOMINAL
FLANGE DIAMETER 2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM
FLANGE THICKNESS 0.2500 INCHES NOMINAL
BODY DIAMETER 1.9900 INCHES MAXIMUM
PILOT LENGTH 0.0580 INCHES MAXIMUM
SHOULDER LENGTH 0.2520 INCHES NOMINAL
AFT OF FIRST FLANGE DIAMETER 1.9985 INCHES MINIMUM AND 1.9995 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE 3.9230 INCHES MINIMUM AND 3.9380 INCHES MAXIMUM
SHAFT TYPE ROUND, THREADED SINGLE SHAFT
SHAFT DIAMETER 0.2402 INCHES MINIMUM AND 0.2405 INCHES MAXIMUM SINGLE SHAFT
SHAFT LENGTH 0.6930 INCHES MINIMUM AND 0.7190 INCHES MAXIMUM SINGLE SHAFT
SHAFT THREAD LENGTH 0.3100 INCHES NOMINAL SINGLE SHAFT
SHAFT THREAD SERIES DESIGNATOR UNF SINGLE SHAFT
SHAFT NOMINAL THREAD SIZE 0.250 INCHES SINGLE SHAFT
SHAFT THREAD CLASS 2A SINGLE SHAFT
SHAFT THREAD DIRECTION RIGHT-HAND SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 5 WIRE LEAD
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, STAINLESS

Restrictions/Controls & Freight Information | NSN 5990-00-942-6538

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 72D 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 5990-00-942-6538

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