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5990-00-078-8529

Find complete technical information, availability, and procurement data for: 5990-00-078-8529

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5990-00-078-8529
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5990 Synchros and Resolvers
National Stock Number
5990-00-078-8529
Item Name Code
22966
Assigment Date
01/01/1961 (65 years ago)

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.

steel, stainless body material, 0.8745 inches minimum and 0.8750 inches maximum pilot diameter, standard round b body style, 2.5350 inches nominal overall length, 1.3115 inches minimum and 1.3120 inches maximum shoulder diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Material
steel, stainless
Body Style
standard round b
Shoulder Diameter
1.3115 inches minimum and 1.3120 inches maximum
Pilot Diameter
0.8745 inches minimum and 0.8750 inches maximum
Overall Length
2.5350 inches nominal
Flange Diameter
1.4360 inches minimum and 1.4370 inches maximum
Flange Thickness
0.0930 inches nominal
Undercut Width
0.0780 inches nominal
Shaft Diameter
0.1871 inches minimum and 0.1873 inches maximum single shaft
Shaft Length
0.5700 inches nominal single shaft
Body Size
15
Stator Input Voltage Rating In Volts
25.0 nominal
Stator Input Current Rating
20.0 milliamperes maximum
Frequency In Hertz
380.0 minimum and 420.0 maximum
Rotor Dc Resistance In Ohms
200.00 nominal
Stator Dc Resistance In Ohms
295.00 nominal
Compensation Method
winding compensated
Compensator Dc Resistance In Ohms
295.00 nominal
Compensator Transformation Ratio In Percent
0.985 rotor to compensator nominal
Phase Shift Angle In Deg
6.000 output to input nominal
Maximum Total Null Voltage Output In Millivolts Per Volt
1.00
Interaxis Error Angular Range In Minutes
-5.0 to 5.0
Output Voltage Functional Error Range In Percent
-0.1 to 0.1
Actuator Friction Torque At Minus 55 Deg Celsius
16.0 centimeter-grams nominal
Actuator Friction Torque At Plus 25 Deg Celsius
5.0 centimeter-grams nominal
Pilot Length
0.0400 inches nominal
Shoulder Length
unable to decode
Mounting Surface To Terminal End Distance
1.8330 inches maximum
Terminal Location
rear
Shaft Type
round single shaft
Transformation Ratio
0.980 rotor to stator nominal
Terminal Type And Quantity
12 screw

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5990-00-819-5099 No Name Available 06/01/1982

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
900131-16 Electrical Resolver
HZC15JS002B139 Electrical Resolver
R151SN102B Electrical Resolver

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5990-00-078-8529?
The FSCG of the NSN 5990-00-078-8529 is 5990
Does the NSN 5990-00-078-8529 have a Schedule B code assigned?
Yes, the Schedule B code is 9018903000
Does NSN 5990-00-078-8529 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5990-00-078-8529 contain precious materials?
Precious metal content is unknown
Does NSN 5990-00-078-8529 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5990-00-078-8529 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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