5990-00-851-2793

Find complete technical information, availability, and procurement data for: 5990-00-851-2793
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-851-2793

Item Name Code

02071

Assigment Date

01/01/1962 (64 years ago)

1.9850 inches minimum and 1.9900 inches maximum shoulder diameter, 1.9985 inches minimum and 1.9995 inches maximum second shoulder diameter, standard round d body style, 0.5900 inches minimum and 0.6000 inches maximum pilot diameter, 0.1680 inches minimum and 0.1700 inches maximum second shoulder 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 d
Shoulder Diameter: 1.9850 inches minimum and 1.9900 inches maximum
Pilot Diameter: 0.5900 inches minimum and 0.6000 inches maximum
Second Shoulder Diameter: 1.9985 inches minimum and 1.9995 inches maximum
Second Shoulder Length: 0.1680 inches minimum and 0.1700 inches maximum
Overall Length: 4.2940 inches maximum
Flange Diameter: 2.2490 inches minimum and 2.2500 inches maximum
Flange Thickness: 0.2480 inches minimum and 0.2500 inches maximum
Body Diameter: 1.9850 inches minimum and 1.9900 inches maximum
Shaft Diameter: 0.2402 inches minimum and 0.2405 inches maximum single shaft
Shaft Length: 0.6930 inches minimum and 0.7190 inches maximum single shaft
Fragility Factor: moderately rugged
Maximum Temp Rise: 45.0 celsius
Body Size: 23
Stator Input Voltage Rating In Volts: 115.0 nominal
Stator Input Current Rating: 75.0 milliamperes nominal
Stator Input Electrical Power Rating: 1.6 watts nominal
Frequency In Hertz: 60.0 nominal
Zro Resistance In Ohms: 236.00 nominal
Zso Resistance In Ohms: 217.00 nominal
Zrs Resistance In Ohms: 485.00 nominal
Zso-90 Resistance In Ohms: 206.00 nominal
Maximum Fundamental Null Voltage In Millivolts Per Volt: 75.00 output
Maximum Total Null Voltage Output In Millivolts Per Volt: 100.00
Electrical Error Angular Range In Minutes: -8.0 to 8.0
Actuator Friction Torque At Minus 55 Deg Celsius: 0.50 inch-ounces maximum
Actuator Friction Torque At Plus 25 Deg Celsius: 0.20 inch-ounces maximum
Alignment Hole Quantity: 3
Pilot Length: 0.0360 inches minimum and 0.0460 inches maximum
Shoulder Length: unable to decode
Aft Of First Flange Diameter: 1.9985 inches minimum and 1.9995 inches maximum
Mounting Surface To Terminal End Distance: 3.4450 inches maximum
Shaft Thread Series Designator: unf single shaft
Shaft Thread Direction: right-hand single shaft
Shaft Thread Class: 2a single shaft
Body Material: steel corrosion resisting
Terminal Location: rear
Shaft Thread Length: 0.3100 inches minimum and 0.3300 inches maximum single shaft
Plus J Zro Reactance In Ohms: 1590.00 nominal
Plus J Zso Reactance In Ohms: 796.00 nominal
Plus J Zrs Reactance In Ohms: 167.00 nominal
Shaft Type: round, threaded single shaft
Alignment Hole Depth: 0.1250 inches nominal
Transformation Ratio: 0.783 rotor to stator nominal
Alignment Hole Bolt Circle Diameter: 1.6420 inches nominal
Plus J Zso-90 Reactance In Ohms: 271.00 nominal
Shaft Nominal Thread Size: 0.2500 inches single shaft
Special Features: slotted keyway full length of shaft
Test Data Document: "81349-mil-s-20708 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Terminal Type And Quantity: 5 screw
Specification/Standard Data: 81349-mil-s-20708/94 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5990-00-351-3353	No Name Available	12/01/1996
5990-00-503-0599	No Name Available	06/01/1976
5990-00-773-9989	No Name Available	04/29/1968

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
4186800-005	Differential Transmitter Synchro
MS20708/94-23CX6	Differential Transmitter Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-851-2793?

The FSCG of the NSN 5990-00-851-2793 is 5990

Does the NSN 5990-00-851-2793 have a Schedule B code assigned?

Yes, the Schedule B code is 9014900000

Does NSN 5990-00-851-2793 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 5990-00-851-2793 contain precious materials?

Precious metal content is unknown

Does NSN 5990-00-851-2793 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 5990-00-851-2793 was assigned to the Federal Catalog?

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