M20708/67-01B

View detailed technical data, stock status, and sourcing information for: M20708/67-01B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5990 Synchros and Resolvers

National Stock Number

5990-01-121-1175

Item Name Code

02070

Assigment Date

10/31/1981 (44 years ago)

0.3750 inches nominal second shoulder length, standard round d body style, 2.7000 inches maximum shoulder diameter, 0.5000 inches nominal pilot diameter, 2.7500 inches nominal second shoulder 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 d
Shoulder Diameter: 2.7000 inches maximum
Pilot Diameter: 0.5000 inches nominal
Second Shoulder Diameter: 2.7500 inches nominal
Second Shoulder Length: 0.3750 inches nominal
Overall Length: 5.3600 inches maximum
Flange Diameter: 3.1000 inches maximum
Flange Thickness: 0.2500 inches nominal
Body Diameter: 2.7000 inches maximum
Shaft Diameter: 0.2405 inches maximum single shaft
Shaft Length: 0.7000 inches nominal single shaft
Schematic Diagram Designator: 1 y-rotor, 1 y-stator
Fragility Factor: moderately rugged
Body Size: 31
Stator Input Voltage Rating In Volts: 90.0 nominal
Stator Input Current Rating: 748.0 milliamperes maximum
Stator Input Electrical Power Rating: 7.8 watts maximum
Frequency In Hertz: 60.0 nominal
Phase Shift Angle In Deg: 6.500 output to input maximum
Electrical Error Angular Range In Minutes: -10.0 to 10.0
Spline Tooth Quantity: 22 single shaft
Receiver Error Angular Range In Minutes: -48.0 to 48.0
Shaft Maximum Radial Play: 0.0008 inches
Shaft End Play: 0.0010 inches minimum and 0.0050 inches maximum
Pilot Length: 0.0300 inches nominal
Shoulder Length: unable to decode
Aft Of First Flange Diameter: 2.3220 inches nominal
Mounting Surface To Terminal End Distance: 4.6600 inches maximum
Spline Tooth Diametral Pitch: 96 single shaft
Shaft Maximum Runout: 0.0008 inches
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: 0.3200 inches maximum single shaft
Shaft Type: spline w/threads single shaft
Transformation Ratio: 1.154 rotor to stator nominal
Shaft Nominal Thread Size: 0.250 inches single shaft
Shaft Radial Play Determining Weight: 16.0 ounces
Shaft End Play Determining Weight: 16.0 ounces
Special Features: shaft radial play test point 0.125 inches max
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: 6 screw
Specification/Standard Data: 81349-mil-s-20708/67 government specification

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
31TDR6B	Differential Receiver Synchro
M20708/67-01B	Differential Receiver Synchro
MIL-S-20708/67	Differential Receiver Synchro
SAE-AS20708/67	Differential Receiver Synchro