SK139537

View detailed technical data, stock status, and sourcing information for: SK139537

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SK139537
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5990 Synchros and Resolvers
National Stock Number
5990-00-644-0090
Item Name Code
02071
Assigment Date
01/01/1963 (63 years ago)

1.9500 inches nominal second shoulder diameter, standard round, rear mounting flange body style, 1.0625 inches nominal pilot diameter, 1.2500 inches nominal shoulder diameter, 0.0250 inches nominal 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, rear mounting flange
Shoulder Diameter
1.2500 inches nominal
Pilot Diameter
1.0625 inches nominal
Second Shoulder Diameter
1.9500 inches nominal
Second Shoulder Length
0.0250 inches nominal
Overall Length
4.2000 inches maximum
Flange Diameter
2.2480 inches minimum and 2.2500 inches maximum
Flange Thickness
0.2500 inches nominal
Body Diameter
2.2300 inches nominal
Shaft Diameter
0.1820 inches nominal single shaft
Shaft Length
0.3850 inches nominal single shaft
Shaft Undercut Width
0.0150 inches nominal single shaft
Fragility Factor
moderately rugged
Maximum Temp Rise
50.0 celsius
Body Size
23
Stator Input Voltage Rating In Volts
115.0 nominal
Stator Input Current Rating
300.0 milliamperes nominal
Stator Input Electrical Power Rating
8.0 watts nominal
Frequency In Hertz
60.0 nominal
Electrical Error Angular Range In Minutes
-18.0 to 18.0
Torque Gradient Per Angular Deg
0.035 inch-ounces minimum
Alignment Hole Quantity
3
Pilot Length
0.1250 inches nominal
Shoulder Length
unable to decode
Second Shoulder Face To Rear Flange Distance
0.0450 inches nominal
Shaft Thread Series Designator
unf single shaft
Shaft Thread Direction
right-hand single shaft
Shaft Thread Class
2a single shaft
Body Material
aluminum
Terminal Location
rear
Shaft Tapered End Minor Diameter
0.0200 inches nominal single shaft
Shaft Type
round, tapered, threaded, undercut single shaft
Alignment Hole Depth
0.1560 inches nominal
Transformation Ratio
0.774 rotor to stator nominal
Shaft Taper Angle In Deg
0.021 single shaft
Shaft Tip Length
0.1500 inches nominal single shaft
Alignment Hole Bolt Circle Diameter
0.8440 inches nominal
Shaft Taper Length
0.1840 inches nominal single shaft
Shaft Nominal Thread Size
0.112 inches single shaft
Shaft Undercut Diameter
0.0100 inches nominal single shaft
Test Data Document
"81349-mil-s-22335 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

Replaces National Stock Numbers

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

NSN Name Date
5990-00-040-1659 No Name Available 06/09/1973
5990-00-688-5070 No Name Available 11/01/2000
5990-01-188-8719 No Name Available 01/01/1986

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MS1HDGMK13 Differential Transmitter Synchro
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SK273120 Differential Transmitter Synchro
VTDX22-39-6A Differential Transmitter Synchro

FAQs

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

What is the FSCG of the NSN 5990-00-644-0090?
The FSCG of the NSN 5990-00-644-0090 is 5990
Does the NSN 5990-00-644-0090 have a Schedule B code assigned?
Yes, the Schedule B code is 9014900000
Does NSN 5990-00-644-0090 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 5990-00-644-0090 contain precious materials?
Item does not contain precious metal.
Does NSN 5990-00-644-0090 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 5990-00-644-0090 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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