3120-00-458-7746 BEARING,SLEEVE Index 1680-00-458-7766 BELL CRANK

National Stock Number:
1680-00-458-7747

Federal Supply Class:
1680

National Item Identification Number:
004587747

Description:
BELL CRANK

Detail:
An item in the form of two arms at an angle, having its fulcrum at the apex of the angle, and used to provide a means of changing the direction or varying the intensity of a pushing or pulling force. See also ARM (as modified); and LEVER (as modified).


Manufacturer Information:
S6140-62129-578286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
END HOLE/BALL DIAMETER0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM 1ST END
END HOLE/BALL DIAMETER0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM 2ND END
BORE DIAMETER0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM
BORE LENGTH0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL2.500 INCHES NOMINAL 1ST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL4.062 INCHES NOMINAL 2ND END
MATERIALALUMINUM ALLOY
STYLE DESIGNATORCLEVIS ENDS
SURFACE TREATMENTANODIZE


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