5990-00-677-6481

Find complete technical information, availability, and procurement data for: 5990-00-677-6481
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-677-6481

Item Name Code

02072

Assigment Date

01/01/1963 (63 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.

2.5600 inches nominal overall length, 0.5000 inches nominal single shaft shaft length, 18 body size, 115.0 nominal rotor input voltage rating in volts, 0.1872 inches nominal single shaft shaft diameter

Product Characteristics

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

Overall Length: 2.5600 inches nominal
Shaft Diameter: 0.1872 inches nominal single shaft
Shaft Length: 0.5000 inches nominal single shaft
Body Size: 18
Rotor Input Voltage Rating In Volts: 115.0 nominal
Frequency In Hertz: 400.0 nominal
Rotor Input Current Rating: 375.0 milliamperes nominal
Rotor Input Electrical Power Rating: 3.2 watts nominal
Spline Tooth Quantity: 21 single shaft
Torque Gradient Per Angular Deg: 0.100 inch-ounces nominal
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
Shaft Thread Length: 0.2000 inches nominal single shaft
Shaft Type: spline w/threads single shaft
Transformation Ratio: 0.783 rotor to stator nominal
Shaft Nominal Thread Size: 0.190 inches single shaft
Terminal Type And Quantity: 5 screw

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
18TR4B	Receiver Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-677-6481?

The FSCG of the NSN 5990-00-677-6481 is 5990

Does the NSN 5990-00-677-6481 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-677-6481 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 5990-00-677-6481 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-677-6481 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 5990-00-677-6481 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963