Product Details | DIFFERENTIAL TRANSMITTER SYNCHRO

5990-00-924-3939 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: MILS2070881, MILS20708-81, Q 320 707 002, Q320707002, X40201972, X40-201-972, 11CDX4B, 5990-00-924-3939, 00-924-3939, 5990009243939, 009243939

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG) NSN Assign. NIIN
59 20 JAN 1966 00-924-3939

Drawings & Photos | NSN 5990-00-924-3939


Demand History | NSN 5990-00-924-3939

Part Number Request Date QTY Origin
5990-00-924-3939 2012-03-72 26 United Arab Emirates
11CDX4B 2011-03-77 1 United States
5990-00-924-3939 2010-03-71 1 US

Cross Reference | NSN 5990-00-924-3939

Part Number Cage Code Manufacturer
11CDX4B 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
11CDX4B K0624 MUIRHEAD AEROSPACE LTD DBA MUIRHEAD AVIONICS
MILS20708-81 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
Q 320 707 002 C2463 RHEINMETALL SOLDIER ELECTRONICS GMB
Q 320 707 002 S3092 RHEINMETALL AIR DEFENCE AG
X40-201-972 S3712 BAE SYSTEMS BOFORS AB
X40-201-972 S3715 BOFORS AB

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Technical Data | NSN 5990-00-924-3939

Characteristic Specifications
BODY SIZE 11
STATOR INPUT VOLTAGE RATING IN VOLTS 90.0 NOMINAL
STATOR INPUT CURRENT RATING 49.0 MILLIAMPERES MAXIMUM
STATOR INPUT ELECTRICAL POWER RATING 530.0 MILLIWATTS NOMINAL
FREQUENCY IN HERTZ 400.0 NOMINAL
ZSO IMPEDANCE MAGNITUDE IN OHMS 1590.00 MINIMUM AND 2050.00 MAXIMUM
ZSO IMPEDANCE ANGLE IN DEG 79.00 MINIMUM AND 85.00 MAXIMUM
ZRS IMPEDANCE MAGNITUDE IN OHMS 470.00 MINIMUM AND 570.00 MAXIMUM
ZRS IMPEDANCE ANGLE IN DEG 23.00 MINIMUM AND 33.00 MAXIMUM
TRANSFORMATION RATIO 1.154 ROTOR TO STATOR NOMINAL
PHASE SHIFT ANGLE IN DEG 4.000 INPUT TO OUTPUT NOMINAL
MAXIMUM TEMP RISE 20.0 DEG CELSIUS
MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT 60.00 OUTPUT
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT 90.00
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES -7.0 TO 7.0
TORQUE GRADIENT PER ANGULAR DEG 0.070 INCH-OUNCES MAXIMUM
BODY STYLE A3 STANDARD ROUND C
SHOULDER DIAMETER 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
PILOT DIAMETER 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
OVERALL LENGTH 2.4130 INCHES NOMINAL
FLANGE DIAMETER 1.0570 INCHES MINIMUM AND 1.0620 INCHES MAXIMUM
FLANGE THICKNESS 0.0930 INCHES NOMINAL
UNDERCUT DIAMETER 0.9370 INCHES NOMINAL
UNDERCUT WIDTH 0.0620 INCHES NOMINAL
PILOT LENGTH 0.0620 INCHES NOMINAL
SHOULDER LENGTH 0.0620 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE 1.8510 INCHES NOMINAL
ALIGNMENT HOLE DEPTH 0.1250 INCHES MINIMUM
ALIGNMENT HOLE BOLT CIRCLE DIAMETER 0.8120 INCHES NOMINAL
ALIGNMENT HOLE QUANTITY 4
SHAFT TYPE SPLINE W/THREADS SINGLE SHAFT
SHAFT DIAMETER 0.1870 INCHES MINIMUM AND 0.1872 INCHES MAXIMUM SINGLE SHAFT
SHAFT LENGTH 0.5620 INCHES NOMINAL SINGLE SHAFT
SHAFT THREAD LENGTH 0.1900 INCHES NOMINAL SINGLE SHAFT
SPLINE TOOTH QUANTITY 21 SINGLE SHAFT
SPLINE TOOTH DIAMETRAL PITCH 120 SINGLE SHAFT
SHAFT THREAD SERIES DESIGNATOR UNF SINGLE SHAFT
SHAFT NOMINAL THREAD SIZE 0.1900 INCHES SINGLE SHAFT
SHAFT THREAD DIRECTION RIGHT-HAND SINGLE SHAFT
TERMINAL TYPE AND QUANTITY 6 SCREW
TERMINAL LOCATION REAR
BODY MATERIAL STEEL, STAINLESS
TEST DATA DOCUMENT 81349-MILS20708 SPECIFICATION AND 81349-MILS20708/81 SPECIFICATION
MANUFACTURERS CODE 81349

Restrictions/Controls & Freight Information | NSN 5990-00-924-3939

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 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 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 5990-00-924-3939

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative