1680-01-521-9379 BELL CRANK Index 1680-01-521-9381 EXTINGUISHER,FIRE,AIRCRAFT

National Stock Number:
1680-01-521-9380

Federal Supply Class:
1680

National Item Identification Number:
015219380

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:
372579-3L98897LOCKHEED MARTIN CORP


Techincal Specification:
BORE DIAMETER0.6250 INCHES MINIMUM AND 0.6259 INCHES MAXIMUM
BORE LENGTH1.345 INCHES MINIMUM AND 1.355 INCHES MAXIMUM
FULCRUM BORE SHAPEPLAIN
MATERIALALUMINUM ALLOY
SPECIAL FEATURESFOR LEFT SIDE RAMP HOOK MECHANISM; FROM CENTER OF FULCRUM BORE TO CENTER OF HOLE FIRST ARM IS 3.680 INCHES NOMINAL; FROM CENTER OF FULCRUM BORE TO CENTER OF HOLE SECOND ARM IS 6.000 INCHES NOMINAL


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