M20708/68-01C

View detailed technical data, stock status, and sourcing information for: M20708/68-01C
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-00-702-1990

Item Name Code

02071

Assigment Date

01/01/1963 (63 years ago)

An item consisting of two or more of the following components: stem, rivet body, sleeve, expander, bolt, and collar. It is a headed fastening device with the shank designed to be expanded by means of a separate or integral stem or mandrel, or bolt and expander. It is designed to be installed or expanded from one side only. Excludes:nut, blind assembly.

0.2450 inches minimum and 2.2550 inches maximum flange thickness, 2.6999 inches minimum and 2.7000 inches maximum shoulder diameter, standard round, rotatable housing body style, 3.0990 inches minimum and 3.1000 inches maximum flange diameter, 4.6550 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, rotatable housing
Shoulder Diameter: 2.6999 inches minimum and 2.7000 inches maximum
Overall Length: 4.6550 inches nominal
Flange Diameter: 3.0990 inches minimum and 3.1000 inches maximum
Flange Thickness: 0.2450 inches minimum and 2.2550 inches maximum
Body Diameter: 2.7490 inches minimum and 2.7500 inches maximum
Shaft Diameter: 0.2405 inches nominal single shaft
Shaft Length: 0.7200 inches minimum and 0.7400 inches maximum single shaft
Schematic Diagram Designator: 1 y-rotor, 1 y-stator
Body Size: 28
Stator Input Voltage Rating In Volts: 90.0 nominal
Stator Input Current Rating: 748.0 milliamperes nominal
Stator Input Electrical Power Rating: 7.7 watts nominal
Frequency In Hertz: 60.0 nominal
Zrs Resistance In Ohms: 44.00 maximum
Rotor Dc Resistance In Ohms: 24.00 maximum
Stator Dc Resistance In Ohms: 19.00 maximum
Phase Shift Angle In Deg: 6.500 input to output nominal
Spline Tooth Quantity: 22 single shaft
Actuator Friction Torque At Plus 25 Deg Celsius: 0.50 inch-ounces maximum
Torque Gradient Per Angular Deg: 0.300 inch-ounces maximum
Shaft Maximum Radial Play: 0.0008 inches
Shaft End Play: 0.0010 inches minimum and 0.0050 inches maximum
Shoulder Length: unable to decode and unable to decode
Mounting Surface To Terminal End Distance: 3.3850 inches nominal
Spline Tooth Diametral Pitch: 96 single shaft
Terminal Location: rear
Shaft Thread Length: 0.6900 inches minimum and 0.7100 inches maximum single shaft
Shaft Type: spline single shaft
Transformation Ratio: 1.154 rotor to stator nominal
Terminal Type And Quantity: 6 screw
Nondefinitive Spec/Std Data: 31tdx68 type

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