5990-00-020-9689

Find complete technical information, availability, and procurement data for: 5990-00-020-9689
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-020-9689

Item Name Code

15289

Assigment Date

04/25/1967 (59 years ago)

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.

1.0000 inches nominal shoulder diameter, 0.6250 inches nominal pilot diameter, 2.3320 inches maximum overall length, standard round b body style, unable to decode body material

Product Characteristics

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

Body Material: unable to decode
Body Style: standard round b
Shoulder Diameter: 1.0000 inches nominal
Pilot Diameter: 0.6250 inches nominal
Overall Length: 2.3320 inches maximum
Flange Diameter: 1.0620 inches nominal
Flange Thickness: 0.0690 inches nominal
Undercut Width: 0.0500 inches nominal
Shaft Diameter: 0.1872 inches nominal single shaft
Shaft Length: 0.6040 inches nominal single shaft
Body Size: 11
Stator Input Voltage Rating In Volts: 11.8 nominal
Stator Input Current Rating: 138.0 milliamperes nominal
Stator Input Electrical Power Rating: 290.0 milliwatts nominal
Frequency In Hertz: 400.0 nominal
Zro Resistance In Ohms: 600.00 nominal
Zso Resistance In Ohms: 15.00 nominal
Zrs Resistance In Ohms: 570.00 nominal
Rotor Dc Resistance In Ohms: 340.00 nominal
Stator Dc Resistance In Ohms: 8.50 nominal
Phase Shift Angle In Deg: 5.000 input to output nominal
Maximum Fundamental Null Voltage In Millivolts Per Volt: 30.00 input
Maximum Total Null Voltage Output In Millivolts Per Volt: 70.00
Electrical Error Angular Range In Minutes: -3.0 to 3.0
Spline Tooth Quantity: 21 single shaft
Actuator Friction Torque At Minus 55 Deg Celsius: 16.0 centimeter-grams nominal
Actuator Friction Torque At Plus 25 Deg Celsius: 6.0 centimeter-grams nominal
Pilot Length: 0.0620 inches nominal
Shoulder Length: unable to decode
Mounting Surface To Terminal End Distance: 1.7130 inches maximum
Spline Tooth Diametral Pitch: 120 single shaft
Shaft Thread Series Designator: unf single shaft
Shaft Thread Direction: right-hand single shaft
Shaft Thread Class: 2a single shaft
Terminal Location: rear
Shaft Thread Length: 0.3020 inches nominal single shaft
Plus J Zro Reactance In Ohms: 2730.00 nominal
Plus J Zso Reactance In Ohms: 72.00 nominal
Plus J Zrs Reactance In Ohms: 260.00 nominal
Shaft Type: spline w/threads single shaft
Transformation Ratio: 0.585 rotor to stator nominal
Shaft Nominal Thread Size: 0.190 inches single shaft
Terminal Type And Quantity: 5 wire lead

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
421-1D904	Control Transformer Synchro
VCT114B8LP0RM3MINUTES	Control Transformer Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-020-9689?

The FSCG of the NSN 5990-00-020-9689 is 5990

Does the NSN 5990-00-020-9689 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-020-9689 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 5990-00-020-9689 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-020-9689 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 5990-00-020-9689 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, Apr 25, 1967