NSN 5990-00-988-7902 M20708/33-001, M20708/33-01C, M20708/33C-001

Product Details | CONTROL TRANSFORMER SYNCHRO

5990-00-988-7902 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: M20708/33-001, M20708/33-01C, M20708/33C-001, M2070833001, M207083301C, M2070833C001, AS20708/33, AS2070833, MIL-S-20708/33, MIL-S-20708/33C, MILS2070833, MILS2070833C, V23401C0006A009, VCX186N1, VCX18-6N1, 18CX1256, 18CX6C, 191599, 2.013028, 2013028, 4186800039, 4186800-039, 59 000-015, 59000015, 5990-00-988-7902, 00-988-7902, 5990009887902, 009887902

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
59	02 NOV 1966	00-988-7902	15289 ( SYNCHRO, CONTROL TRANSFORMER )

Drawings & Photos | NSN 5990-00-988-7902

Part Number	Request Date	QTY	Origin
5990-00-988-7902	2022-04-11	4	CO
5990-00-988-7902	2021-01-14	2	CO
5990-00-988-7902	2021-01-08	2	CO
5990-00-988-7902	2021-01-06	2	CO
5990-00-988-7902	2019-01-31	1	DIBBS
5990-00-988-7902	2018-09-04	1	DIBBS
5990-00-988-7902	2015-03-24	3	BG
5990-00-988-7902	2014-10-10	13	DIBBS
5990-00-988-7902	2014-06-10	4	DIBBS
5990-00-988-7902	2013-05-06	3	BG
18CX6C	2012-12-06	3	BG
5990-00-988-7902	2012-12-06	3	BG
18CX6C	2012-12-06	3	BG
5990-00-988-7902	2012-12-06	3	BG
18CX6C	2011-06-14	10	United States
MILS2070833C	2011-05-16	2	US
5990-00-988-7902	2010-07-14	12	IT
MILS2070833C	2009-09-09	25	US

Cross Reference | NSN 5990-00-988-7902

Part Number	Cage Code	Manufacturer
18CX1256	14404	AMETEK TECHNICAL & INDUSTRIAL PRODUCTS, INC.
18CX6C	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
18CX6C	D2416	THALES DEFENCE & SECURITY SYSTEMSGMBH
191599	10110	SCIENTIFIC ATLANTA INC
2.013028	D2865	RAYTHEON ANSCHUETZ GMBH DBA RAYTHEON ELECTRICS GMBH
4186800-039	05869	RAYTHEON COMPANY DBA RAYTHEON
59 000-015	D9853	ROCKWELL COLLINS DEUTSCHLAND SERVICES GMBH
AS20708/33	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
M20708/33-001	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
M20708/33-01C	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
M20708/33-01C	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
M20708/33C-001	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-20708/33	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-20708/33C	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
V23401C0006A009	C0425	SIEMENS AG EC R LOG
VCX18-6N1	10112	GENERAL DYNAMICS GLOBAL IMAGING TECHNOLOGIES, INC.

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Related Products | NSN 5990-00-988-7902

5990-00-989-0308, 5990-00-989-0395, 5990-00-989-2482, 5990-00-989-4075, 5990-00-989-4078

Technical Data | NSN 5990-00-988-7902

Characteristic	Specifications
BODY SIZE	18
STATOR INPUT VOLTAGE RATING IN VOLTS	115.0 NOMINAL
STATOR INPUT CURRENT RATING	40.0 MILLIAMPERES MAXIMUM
STATOR INPUT ELECTRICAL POWER RATING	950.0 MILLIWATTS NOMINAL
FREQUENCY IN HERTZ	60.0 NOMINAL
ZRO IMPEDANCE MAGNITUDE IN OHMS	2875.00 MINIMUM AND 3375.00 MAXIMUM
ZRO IMPEDANCE ANGLE IN DEG	76.00 MINIMUM AND 80.00 MAXIMUM
ZSS IMPEDANCE MAGNITUDE IN OHMS	660.00 MINIMUM AND 810.00 MAXIMUM
ZSS IMPEDANCE ANGLE IN DEG	9.00 MINIMUM AND 13.00 MAXIMUM
TRANSFORMATION RATIO	0.783 ROTOR TO STATOR NOMINAL
PHASE SHIFT ANGLE IN DEG	11.000 INPUT TO OUTPUT NOMINAL
MAXIMUM TEMP RISE	25.0 DEG CELSIUS
MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT	30.00 OUTPUT
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT	85.00
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES	-8.0 TO 8.0
TORQUE GRADIENT PER ANGULAR DEG	0.100 INCH-OUNCES MAXIMUM
BODY STYLE	A3 STANDARD ROUND C
SHOULDER DIAMETER	1.5615 INCHES MINIMUM AND 1.5620 INCHES MAXIMUM
PILOT DIAMETER	0.9370 INCHES MINIMUM AND 0.9375 INCHES MAXIMUM
OVERALL LENGTH	3.0600 INCHES NOMINAL
FLANGE DIAMETER	1.7450 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM
FLANGE THICKNESS	0.0930 INCHES NOMINAL
UNDERCUT DIAMETER	1.6250 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	2.5200 INCHES NOMINAL
ALIGNMENT HOLE DEPTH	0.1250 INCHES MINIMUM
ALIGNMENT HOLE BOLT CIRCLE DIAMETER	1.2500 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	0.5400 INCHES NOMINAL SINGLE SHAFT
SHAFT THREAD LENGTH	0.2000 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	0.190 INCHES SINGLE SHAFT
SHAFT THREAD CLASS	2A SINGLE SHAFT
SHAFT THREAD DIRECTION	RIGHT-HAND SINGLE SHAFT
TERMINAL TYPE AND QUANTITY	5 SCREW
TERMINAL LOCATION	REAR
BODY MATERIAL	STEEL, STAINLESS
TEST DATA DOCUMENT	81349-MIL-S-20708 SPECIFICATION
SPECIFICATION/STANDARD DATA	81349-MIL-S-20708/33 GOVERNMENT SPECIFICATION

Restrictions/Controls & Freight Information | NSN 5990-00-988-7902

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	B	Munitions 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:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item 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:	0	Represents 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	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	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 5990-00-988-7902

Category	Code	Description
Materiel Category and Inventory Manager	Q	Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Budget Code	9	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 Code	EH	SX:ELECTRONIC COMPONENTS
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price Validation	V	The current standard price has been validated. The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range. The item was procured under open competition and under the competitive arena the price is considered fair and reasonable. ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each