1680-00-458-7747, 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:

S6140-62129-5

78286

SIKORSKY AIRCRAFT CORPORATION

Techincal Specification:

END HOLE/BALL DIAMETER	0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM FIRST END
END HOLE/BALL DIAMETER	0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM SECOND END
BORE DIAMETER	0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM
BORE LENGTH	0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	2.500 INCHES NOMINAL FIRST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	4.062 INCHES NOMINAL SECOND END
MATERIAL	ALUMINUM ALLOY
STYLE DESIGNATOR	CLEVIS ENDS
SURFACE TREATMENT	ANODIZE

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