NSN 5990-00-905-9556 M20708/35-01B, M2070835001, M20708-35-001

Product Details | RECEIVER-TRANSMITTER SYNCHRO

5990-00-905-9556 A synchro having a dual purpose. It may be used in applications requiring either a receiver or transmitter. For synchros having a single purpose, see SYNCHRO, RECEIVER and SYNCHRO, TRANSMITTER.

Part Alternates: M20708/35-01B, M2070835001, M20708-35-001, M207083501B, M2070935001, M20709-35-001, NB23070, NB23-070, AS20708/35, AS2070835, LD287652, TRX186N1, TRX18-6N1, MILS16892TYPEN018TR6A, MIL-S-20708/35, MILS2070835, 685021C300041, 685021C30004-1, 988659, 988664, 1676201, 167620-1, 18TRX6, 18TRX6A, 18TRX6B, 2.013030, 2013030, 5990-00-905-9556, 00-905-9556, 5990009059556, 009059556

Electrical and Electronic Equipment Components | Synchros and Resolvers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
59	22 JUN 1966	00-905-9556	27218 ( SYNCHRO, RECEIVER-TRANSMITTER )

Drawings & Photos | NSN 5990-00-905-9556

Part Number	Request Date	QTY	Origin
5990-00-905-9556	2024-12-347	20	DIBBS
18TRX6B	2024-10-281	8	KR
18TRX6B	2024-10-281	2	KR
5990-00-905-9556	2024-09-260	25	DIBBS
5990-00-905-9556	2024-09-247	16	DIBBS
5990-00-905-9556	2024-08-221	4	Taiwan
5990-00-905-9556	2024-06-164	47	DIBBS
5990-00-905-9556	2024-05-143	10	Taiwan
5990-00-905-9556	2024-04-95	47	DIBBS
5990-00-905-9556	2024-03-64	29	DIBBS
5990-00-905-9556	2024-02-44	19	DIBBS
5990-00-905-9556	2023-12-348	21	DIBBS
5990-00-905-9556	2023-11-317	1	US
5990-00-905-9556	2023-10-289	1	PK
5990-00-905-9556	2023-01-22	31	DIBBS
5990-00-905-9556	2022-10-284	31	DIBBS
5990-00-905-9556	2022-08-222	2	US
5990-00-905-9556	2022-02-55	41	DIBBS
5990-00-905-9556	2021-12-363	14	DIBBS
5990-00-905-9556	2021-10-300	21	DIBBS
5990-00-905-9556	2021-07-196	10	Korea
5990-00-905-9556	2020-10-290	1	South Korea
5990-00-905-9556	2020-10-290	5	South Korea
18TRX6A	2020-04-93	1	US
18TRX6B	2019-08-225	1	US
5990-00-905-9556	2019-07-199	70	DIBBS
5990-00-905-9556	2018-09-258	1	GR
5990-00-905-9556	2017-11-334	12	Korea
5990-00-905-9556	2016-01-06	2	RO
5990-00-905-9556	2015-09-266	2	US
5990-00-905-9556	2015-08-230	2	ZA
18TRX6B	2015-06-152	35	Korea
5990-00-905-9556	2015-03-89	3	Taiwan
M207083501B	2014-05-134	2	US
5990-00-905-9556	2014-01-30	1	DIBBS-RFPs
5990-00-905-9556	2013-11-329	1	IN
5990-00-905-9556	2013-07-192	255	DIBBS-RFPs
5990-00-905-9556	2013-06-162	80	DIBBS
18TRX6B	2013-05-147	3	BG
5990-00-905-9556	2013-05-144	4	NL
5990-00-905-9556	2013-05-126	76	DIBBS
5990-00-905-9556	2013-04-101	75	DIBBS
5990-00-905-9556	2013-03-86	75	DIBBS
5990-00-905-9556	2013-02-51	75	DIBBS
5990-00-905-9556	2013-02-39	101	DIBBS
5990-00-905-9556	2013-02-38	55	DIBBS
18TRX6A	2013-01-22	1	us
5990-00-905-9556	2012-09-263	110	DIBBS
18TRX6A	2012-08-229	1	US
18TRX6B	2012-08-229	1	US
5990-00-905-9556	2012-04-115	114	DIBBS
5990-00-905-9556	2012-02-32	1	IT
18TRX6B	2011-11-314	3	BG
18TRX6B	2011-09-245	2	BG
18TRX6B	2011-09-244	12	Korea
5990-00-905-9556	2011-09-244	2	Korea
5990-00-905-9556	2011-08-228	40	DIBBS
5990-00-905-9556	2011-07-204	1	SI
5990-00-905-9556	2011-05-122	2	PK
5990-00-905-9556	2011-04-118	2	PK
18TRX6A	2011-04-116	2	PK
18TRX6A	2011-04-116	2	PK
18TRX6B	2011-04-98	2	PK
5990-00-905-9556	2011-04-95	2	PK
18TRX6B	2011-03-87	2	US
18TRX6B	2011-03-87	2	PK
18TRX6B	2011-03-87	2	PK
18TRX6B	2011-03-62	1	US
AS2070835	2011-02-53	2	AE
AS2070835	2011-02-53	2	AE
5990-00-905-9556	2011-02-39	50	Korea
18TRX6B	2011-02-34	4	BG
5990-00-905-9556	2011-02-32	2	PK
18TRX6B	2011-01-23	2	PK
18TRX6B	2011-01-21	2	PK
18TRX6B	2011-01-21	2	PK
5990-00-905-9556	2011-01-20	2	PK
18TRX6A	2010-12-356	2	VN
5990-00-905-9556	2010-10-299	10	US
5990-00-905-9556	2010-08-239	1	PK
18TRX6B	2010-08-221	4	PK
18TRX6B	2010-07-195	3	Brazil
18TRX6B	2010-06-179	1	United States
18TRX6A	2010-06-171	7	Korea
5990-00-905-9556	2010-03-78	2	US
5990-00-905-9556	2010-03-77	2	US
18TRX6A	2010-02-55	12	US
18TRX6B	2010-01-19	10	Korea
5990-00-905-9556	2008-04-106	2	Indonesia
5990-00-905-9556	2008-01-27	10	South Korea
5990-00-905-9556	2007-08-228	34	DIBBS

Cross Reference | NSN 5990-00-905-9556

Part Number	Cage Code	Manufacturer
167620-1	49956	RAYTHEON COMPANY DBA RAYTHEON
18TRX6	10112	GENERAL DYNAMICS GLOBAL IMAGING TECHNOLOGIES, INC.
18TRX6A	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
18TRX6B	10112	GENERAL DYNAMICS GLOBAL IMAGING TECHNOLOGIES, INC.
2.013030	D2865	RAYTHEON ANSCHUETZ GMBH DBA RAYTHEON ELECTRICS GMBH
685021C30004-1	96169	ELECTRIC BOAT CORPORATION
988659	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
988664	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
AS20708/35	0VH01	SAE CUSTOMER SERVICE DEPT 2045
AS20708/35	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
LD287652	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
M20708-35-001	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
M20708/35-01B	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
M20708/35-01B	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
M20709-35-001	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-20708/35	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILS16892TYPEN018TR6A	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NB23-070	D2865	RAYTHEON ANSCHUETZ GMBH DBA RAYTHEON ELECTRICS GMBH
TRX18-6N1	10112	GENERAL DYNAMICS GLOBAL IMAGING TECHNOLOGIES, INC.

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Related Products | NSN 5990-00-905-9556

5990-00-906-2597, 5990-00-906-4840, 5990-00-906-6599, 5990-00-907-0184, 5990-00-907-3429

Technical Data | NSN 5990-00-905-9556

Characteristic	Specifications
BODY SIZE	18
ROTOR INPUT VOLTAGE RATING IN VOLTS	115.0 NOMINAL
ROTOR INPUT CURRENT RATING	100.0 MILLIAMPERES MAXIMUM
ROTOR INPUT ELECTRICAL POWER RATING	4.0 WATTS MAXIMUM
FREQUENCY IN HERTZ	60.0 NOMINAL
ZSS IMPEDANCE MAGNITUDE IN OHMS	350.00 MINIMUM AND 430.00 MAXIMUM
ZSS IMPEDANCE ANGLE IN DEG	18.00 MINIMUM AND 22.00 MAXIMUM
TRANSFORMATION RATIO	0.783 STATOR TO ROTOR NOMINAL
PHASE SHIFT ANGLE IN DEG	16.000 INPUT TO OUTPUT MAXIMUM
MAXIMUM TEMP RISE	40.0 DEG CELSIUS
MAXIMUM FUNDAMENTAL NULL VOLTAGE IN MILLIVOLTS PER VOLT	50.00 OUTPUT
MAXIMUM TOTAL NULL VOLTAGE OUTPUT IN MILLIVOLTS PER VOLT	300.00
ELECTRICAL ERROR ANGULAR RANGE IN MINUTES	-6.0 TO 6.0
RECEIVER ERROR ANGULAR RANGE IN MINUTES	-45.0 TO 45.0
TORQUE GRADIENT PER ANGULAR DEG	0.050 INCH-OUNCES MINIMUM
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
SPECIAL FEATURES	STREAM (STD. TENSIONED REPLENISHMENT AT SEA METHOD)
TEST DATA DOCUMENT	81349-MIL-S-20708 SPECIFICATION
SPECIFICATION/STANDARD DATA	81349-MIL-S-20708/35 GOVERNMENT SPECIFICATION

Restrictions/Controls & Freight Information | NSN 5990-00-905-9556

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:	D	Munitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:	7	NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	Y	The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.

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	V	Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 5990-00-905-9556

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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	7	NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	7	NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
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	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	7	NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each