1680-00-234-2973, BELL CRANK

National Stock Number:
1680-00-234-2973

Federal Supply Class:
1680

National Item Identification Number:
002342973

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:

S14-40-2090

78286

SIKORSKY AIRCRAFT CORPORATION

Techincal Specification:

END HOLE/BALL DIAMETER	0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM 1ST END
END HOLE/BALL DIAMETER	0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM 2ND END
BORE DIAMETER	0.906 INCHES NOMINAL
BORE LENGTH	4.430 INCHES MINIMUM AND 4.437 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	3.500 INCHES NOMINAL 1ST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	3.938 INCHES NOMINAL 2ND END
COUNTERBORE DIAMETER	1.124 INCHES NOMINAL
COUNTERBORE DEPTH	0.319 INCHES NOMINAL
MATERIAL	MAGNESIUM
STYLE DESIGNATOR	CLEVIS ENDS, OFFSET BOTH ARMS
SURFACE TREATMENT	PHOSPHATE

Click here to Register for Free 30-day Trial