1560-00-789-4979 SUPPORT ASSEMBLY,FUEL SWITCH Index 1560-00-789-4984 BELL CRANK

National Stock Number:
1680-00-789-4984

Federal Supply Class:
1680

National Item Identification Number:
007894984

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:
114C3330-177272THE BOEING COMPANY
114C3330-181205THE BOEING COMPANY
114C3330-2077272THE BOEING COMPANY


Techincal Specification:
END HOLE/BALL DIAMETER1.200 INCHES NOMINAL FIRST END
END HOLE/BALL DIAMETER1.200 INCHES NOMINAL SECOND END
BORE DIAMETER0.960 INCHES NOMINAL
BORE LENGTH2.936 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL1.522 INCHES NOMINAL SECOND END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL7.630 INCHES NOMINAL FIRST END
COUNTERBORE DEPTH0.325 INCHES NOMINAL
COUNTERBORE DIAMETER1.124 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
MATERIALMAGNESIUM
STYLE DESIGNATORRAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS


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