172-1085

View detailed technical data, stock status, and sourcing information for: 172-1085
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-851-5778

Item Name Code

02072

Assigment Date

01/01/1962 (64 years ago)

1.6250 inches nominal shoulder diameter, standard round c body style, 2.1020 inches nominal overall length, 0.9375 inches nominal pilot diameter, 1.0620 inches nominal 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 c
Shoulder Diameter: 1.6250 inches nominal
Pilot Diameter: 0.9375 inches nominal
Overall Length: 2.1020 inches nominal
Flange Diameter: 1.0620 inches nominal
Flange Thickness: 0.0930 inches nominal
Undercut Diameter: 1.6250 inches nominal
Undercut Width: 0.0930 inches nominal
Shaft Diameter: 0.1200 inches nominal single shaft
Shaft Length: 0.3380 inches nominal single shaft
Body Size: 18
Rotor Input Voltage Rating In Volts: 26.0 nominal
Frequency In Hertz: 400.0 nominal
Rotor Input Current Rating: 120.0 milliamperes nominal
Rotor Input Electrical Power Rating: 600.0 milliwatts nominal
Pilot Length: 0.1250 inches nominal
Shoulder Length: unable to decode
Mounting Surface To Terminal End Distance: 1.7500 inches maximum
Body Material: aluminum alloy
Terminal Location: rear
Shaft Type: round single shaft
Alignment Hole Depth: 1.2500 inches nominal
Alignment Hole Bolt Circle Diameter: 0.1160 inches nominal
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
11TR851-5778	Receiver Synchro
172-1085	Receiver Synchro
18-1085	Receiver Synchro
18-1085-01	Receiver Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-851-5778?

The FSCG of the NSN 5990-00-851-5778 is 5990

Does the NSN 5990-00-851-5778 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-851-5778 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 5990-00-851-5778 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-851-5778 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 5990-00-851-5778 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962