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5990-00-677-6491

Differential Transmitter Synchro

5990006776491 006776491 AY2431E7B2 SAE-AS20708/48 229-0267-00 23TDX4B MILS20708-48

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. View more Differential Transmitter Synchro

5990-00-677-6491 SYNCHRO,DIFFERENTIAL TRANSMITTER 5990006776491 006776491

Managed by United States
NSN Created on 1 Jan 1963
Data Last Changed
January 2023
NATO Update Count
22
NATO Data Quality
AAQL Style A4 for 5990-00-677-6491 1/1
NSN 5990-00-677-6491 (Identification) 1/1

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005034126 Synchro5990000189720 000189720 SAE-AS20708/48 23TDX4C 23TDX4 27PT90-1 048 DS5927/02/048 23TDX4B
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23TDX4C 23TDX4 15A493-1 M20708/48-001 M20708/48-01C MILS20708-48 A synchro, the rotor of which is
Differential Transmitter Synchro 006776491 Synchro5990000189720 000189720SAE-AS20708/4823TDX4C23TDX415A493

5990-00-677-6491 Demil Restrictions 5990-00-677-6491

DEMIL: A | DEMILI: | CRITICALITY: X | HMIC: N | PMIC: U | EDC: | ADPEC:

5990-00-677-6491 is a Differential Transmitter Synchro that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.

5990-00-677-6491 HTS and ScheduleB Import and Export 5990-00-677-6491

5990-00-677-6491 End Users End Users 5990-00-677-6491

Spain (YB01)
Effective Date:
1 Apr 1991
Belgium (ZB01)
Effective Date:
1 May 2003
Portugal (ZP01)
Effective Date:
1 Apr 1991
Italy (ZR01)
Effective Date:
1 Jul 1997

5990-00-677-6491 Manufacturers Approved Sources 5990-00-677-6491

5990-00-677-6491 Technical Data Datasheet 5990-00-677-6491

Characteristic
Specifications
FIIG
A07800
Electrical Error Angular Range In Minutes [AJVL]
-8.0/+8.0
Aft Of First Flange Diameter [AJWV]
1.9985 Inches Minimum And 1.9995 Inches Maximum
Body Diameter [ABPM]
1.9900 Inches Maximum
Body Material [AAFZ]
Steel, Corrosion Resisting
Body Size [AJSL]
23
Body Style [AAQL]
Standard Round D
Flange Diameter [ABKK]
2.2490 Inches Minimum And 2.2500 Inches Maximum
Flange Thickness [ABKU]
0.2500 Inches Nominal
Frequency In Hertz [AJSS]
400.0 Nominal
Maximum Temp Rise [AHCG]
25.0 Deg Celsius
Mounting Surface To Terminal End Distance [AJWX]
3.8300 Inches Nominal
Second Shoulder Diameter [AAZW]
1.9985 Inches Minimum And 1.9995 Inches Maximum
Second Shoulder Length [AAZX]
0.1700 Inches Nominal
Shaft Diameter [ABWV]
0.2403 Inches Minimum Single Shaft And 0.2405 Inches Maximum Single Shaft
Shaft Nominal Thread Size [CWBH]
0.240 Inches Single Shaft
Shaft Thread Class [AKAN]
2A
Shaft Thread Direction [AKAF]
Right-Hand Single Shaft
Shaft Thread Length [CQWQ]
0.2900 Inches Nominal Single Shaft
Shaft Thread Series Designator [AJYY]
Unf Single Shaft
Shaft Type [CRSJ]
Spline W/Threads Single Shaft
Shaft Length [ABXF]
0.7190 Inches Nominal Single Shaft
Shoulder Diameter [AAVH]
1.9850 Inches Minimum And 1.9900 Inches Maximum
Shoulder Length [AJWR]
0.2500 Inches Nominal
Overall Length [ABHP]
4.5490 Inches Nominal
Phase Shift Angle In Deg [AJVF]
2.000 Input To Output Nominal
Pilot Length [AJWQ]
0.0430 Inches Nominal
Pilot Diameter [AAVL]
0.9950 Inches Nominal
Torque Gradient Per Angular Deg [AJVV]
0.160 Inch-Ounces Nominal
Transformation Ratio [CSJY]
1.154 Rotor To Stator Nominal
Zrs Impedance Angle In Deg [AJTM]
47.00 Minimum And 53.00 Maximum
Zrs Impedance Magnitude In Ohms [AJTL]
11.00 Minimum And 15.00 Maximum
Zso Impedance Angle In Deg [AJTK]
85.00 Nominal
Zso Impedance Magnitude In Ohms [AJTJ]
90.00 Minimum And 112.00 Maximum
Specification/Standard Data [ZZZK]
81349-Mil-S-20708/84 Government Specification
Spline Tooth Quantity [AJVM]
22 Single Shaft
Spline Tooth Diametral Pitch [AJXA]
96 Single Shaft
Stator Input Current Rating [AJSP]
866.0 Milliamperes Nominal
Stator Input Electrical Power Rating [AJSQ]
7.0 Watts Nominal
Stator Input Voltage Rating In Volts [AJSN]
90.0 Nominal
Terminal Location [CQTM]
Rear
Terminal Type And Quantity [TTQY]
6 Screw
Test Data Document [TEST]
81349-Mil-S-20708 Specification (Includes Engineering Type Bulletins, Brochures,Etc., That Reflect Specification Type Data In Specification Format; Excludes Commercial Catalogs, Industry Directories, And Similar Trade Publications, Reflecting General Type Data On Certain Environmental And Performance Requirements And Test Conditions That Are Shown As "Typical", "Average", "Nominal", Etc.).

5990-00-677-6491 Related Items NATO Stock Numbers Related to 5990-00-677-6491

5990-00-677-6491 Freight Data Freight Information 5990-00-677-6491

5990-00-677-6491 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 062120. A Sub NMFC of Z. It has a NMFC Description of GENERATORS/MOTORS/PARTS NOI. 5990-00-677-6491 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 34760 which rates the freight between FCL and LCL. 5990-00-677-6491 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 593 for ocean manifesting and military sealift. 5990-00-677-6491 is not classified as a special type of cargo when transported by water. 5990-00-677-6491 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

5990-00-677-6491 Packaging Data Packaging Data 5990-00-677-6491

Responsible Activity
Packaging Data Source
Primary Inventory Control Activity (PICA)
--

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation
--
--
--
0.25 lb or less, one dimension 2" or less, other dimensions less than 24"
85 to 110G
No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying
--
--
--
--
--
Any Suitable Process
Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking
No Requirement
MIL-P-130, Laminated and Creped Wrapping Paper
A-A-1898, Grade II, Water Resistant Cellulosic Cushioning
--
PPP-B-566 or PPP-B-676, Folding or Setup Box
No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container
Any Suitable Fiber Box