1255842-1

View detailed technical data, stock status, and sourcing information for: 1255842-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-557-8573

Item Name Code

02073

Assigment Date

01/01/1963 (63 years ago)

0.7495 inches minimum and 0.7500 inches maximum pilot diameter, 2.1600 inches minimum and 2.1610 inches maximum flange diameter, standard round c body style, 1.9990 inches minimum and 1.9995 inches maximum shoulder diameter, 2.1710 inches nominal overall length

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: 1.9990 inches minimum and 1.9995 inches maximum
Pilot Diameter: 0.7495 inches minimum and 0.7500 inches maximum
Overall Length: 2.1710 inches nominal
Flange Diameter: 2.1600 inches minimum and 2.1610 inches maximum
Flange Thickness: 0.1250 inches nominal
Undercut Diameter: 2.0000 inches nominal
Undercut Width: 0.1000 inches nominal
Shaft Diameter: 0.1850 inches nominal single shaft
Shaft Length: 0.5600 inches nominal single shaft
Body Size: 22
Rotor Input Voltage Rating In Volts: 26.0 nominal
Frequency In Hertz: 400.0 nominal
Rotor Input Current Rating: 1.0 amperes nominal
Rotor Input Electrical Power Rating: 4.0 watts nominal
Pilot Length: 0.0600 inches nominal
Mounting Surface To Terminal End Distance: 2.6110 inches nominal
Body Material: aluminum
Terminal Location: rear
Shaft Slot Depth: 0.0470 inches nominal single shaft
Shaft Slot Width: 0.0320 inches nominal single shaft
Shaft Type: round, slotted 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
1255842-1	Transmitter Synchro
AY401-2A	Transmitter Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-557-8573?

The FSCG of the NSN 5990-00-557-8573 is 5990

Does the NSN 5990-00-557-8573 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-557-8573 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 5990-00-557-8573 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-557-8573 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 5990-00-557-8573 was assigned to the Federal Catalog?

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