141974-01

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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-065-3081

Item Name Code

02073

Assigment Date

06/27/1967 (59 years ago)

A synchro consisting of a stator and rotor inductively coupled. The electrical output of the stator into a receiver synchro, a control transformer or differential synchro is dependent upon the position of its rotor. Does not include variable resistors, goniometers, variable transformers, or items with dials.

0.4995 inches minimum and 0.5000 inches maximum pilot diameter, 0.8118 inches minimum and 0.8128 inches maximum shoulder diameter, standard round b body style, 1.7360 inches maximum overall length, 0.9360 inches minimum and 0.9370 inches maximum flange diameter

Product Characteristics

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

Body Style: standard round b
Shoulder Diameter: 0.8118 inches minimum and 0.8128 inches maximum
Pilot Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Overall Length: 1.7360 inches maximum
Flange Diameter: 0.9360 inches minimum and 0.9370 inches maximum
Flange Thickness: 0.0630 inches nominal
Undercut Width: 0.0570 inches minimum
Shaft Diameter: 0.0895 inches minimum and 0.0900 inches maximum single shaft
Shaft Length: 0.4370 inches nominal single shaft
Maximum Temp Rise: 125.0 celsius
Body Size: 10
Rotor Input Voltage Rating In Volts: 25.7 minimum and 26.3 maximum
Frequency In Hertz: 396.0 minimum and 404.0 maximum
Rotor Input Current Rating: 163.0 milliamperes maximum
Rotor Input Electrical Power Rating: 720.0 milliwatts maximum
Zro Resistance In Ohms: 22.00 minimum and 33.00 maximum
Zso Resistance In Ohms: 5.70 minimum and 9.70 maximum
Zrs Resistance In Ohms: 37.60 minimum and 56.40 maximum
Rotor Dc Resistance In Ohms: 14.11 minimum and 19.09 maximum
Stator Dc Resistance In Ohms: 6.80 minimum and 7.80 maximum
Phase Shift Angle In Deg: 3.000 input to output minimum and 5.000 input to output maximum
Maximum Fundamental Null Voltage In Millivolts Per Volt: 30.00 input
Maximum Total Null Voltage Output In Millivolts Per Volt: 30.00
Electrical Error Angular Range In Minutes: -12.0 to 12.0
Actuator Friction Torque At Minus 55 Deg Celsius: 9.0 centimeter-grams nominal
Actuator Friction Torque At Plus 25 Deg Celsius: 3.0 centimeter-grams nominal
Pilot Length: 0.0380 inches nominal
Mounting Surface To Terminal End Distance: 1.1840 inches nominal
Body Material: steel corrosion resisting
Terminal Location: rear
Plus J Zro Reactance In Ohms: 147.90 minimum and 200.10 maximum
Shaft Slot Depth: 0.0300 inches nominal single shaft
Plus J Zso Reactance In Ohms: 25.92 minimum and 35.08 maximum
Shaft Slot Width: 0.0200 inches nominal single shaft
Plus J Zrs Reactance In Ohms: 13.60 minimum and 18.40 maximum
Shaft Type: round, slotted single shaft
Transformation Ratio: 0.440 rotor to stator minimum and 0.468 rotor to stator maximum
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
141974-01	Transmitter Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-065-3081?

The FSCG of the NSN 5990-00-065-3081 is 5990

Does the NSN 5990-00-065-3081 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-065-3081 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 5990-00-065-3081 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-065-3081 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 5990-00-065-3081 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, Jun 27, 1967