1560-00-789-7783, BELL CRANK

National Stock Number:
1560-00-789-7783

Federal Supply Class:
1560

National Item Identification Number:
007897783

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:

114C3318-1	77272	THE BOEING COMPANY
114C3318-1	81205	THE BOEING COMPANY
114C3318-20	77272	THE BOEING COMPANY

Techincal Specification:

END HOLE/BALL DIAMETER	0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM SECOND END
END HOLE/BALL DIAMETER	0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM FIRST END
BORE DIAMETER	1.880 INCHES NOMINAL
BORE LENGTH	2.560 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	4.795 INCHES NOMINAL FIRST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	6.500 INCHES NOMINAL SECOND END
COUNTERBORE DIAMETER	2.060 INCHES MINIMUM AND 2.061 INCHES MAXIMUM
COUNTERBORE DEPTH	0.385 INCHES NOMINAL
MATERIAL	MAGNESIUM
STYLE DESIGNATOR	RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS

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