NSN 1680-00-700-2081

Part Details | BELL CRANK

1680-00-700-2081 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).

Alternate Parts: S614062124, S6140-62124, 1680-00-700-2081, 00-700-2081, 1680007002081, 007002081

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
16JAN 01, 196300-700-208122321 ( BELL CRANK )
REFERENCE DRAWINGS & PICTURES

FLAT, ONE OR MORE HOLES BOTH ARMS

Cross Reference | NSN 1680-00-700-2081
Part Number Cage Code Manufacturer
S6140-6212478286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 1680-00-700-2081
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR2 FLAT, ONE OR MORE HOLES BOTH ARMS
BORE LENGTH1.939 INCHES NOMINAL
BORE DIAMETER1.814 INCHES MINIMUM AND 1.815 INCHES MAXIMUM
SPECIAL FEATURESCASEHARDENING INDICATOR, NOT CASEHARDENED; ANGLE IN DEG IS 90.0; ACCESSORY COMPONENTS AND QUANTITY IS BUSHING,4; BEARINGS NOT INCLUDED; COUNTERBORE FEATURE NOT INCLUDED; FULCRUM BORE PROVIDED; FULCRUM SHAFT NOT INCLUDED; FULCRUM SPLIT HUB NOT PROVIDED; CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND AA ARM END HOLE IS 3.703 INCHES NOMINAL; AA ARM END RADIUS IS 0.750 INCHES NOMINAL; AA ARM END HOLE DIAMETER IS 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM; CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND BB ARM END HOLE IS 4.000 IN NOMINAL; BB ARM RADIUS IS 0.750 IN NOMINAL; AA ARM END THICKNESS IS 1.344 IN NOMINAL; BB ARM THICKNESS IS 1.375 IN NOMINAL; AA ARM SLOT DEPTH IS 1.750 IN NOMINAL; BB ARM END HOLE DIA IS 0.312 IN MIN. AND 0.313 IN MAX; BB ARM END THICKNESS IS 1.344 IN NOMINAL; BB ARM SLOT DEPTH IS 1.750 IN NOMINAL; AA ARM SLOT WIDTH IS 0.903 IN MIN AND 0.913 IN MAX; BB ARM HORIZONTAL SLOT WIDTH IS 0.903 IN MIN AND 0.913 IN MAX