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National Stock Number: 1680-00-455-4058
Federal Supply Class: 1680
National Item Identification Number: 004554058
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).
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Manufacturer Information:
12C412-5 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
BORE DIAMETER | 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM | BORE LENGTH | 0.964 INCHES MINIMUM AND 0.974 INCHES MAXIMUM | CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL | 4.000 INCHES NOMINAL 1ST END | CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL | 4.000 INCHES NOMINAL 2ND END | COUNTERBORE DIAMETER | 0.752 INCHES MINIMUM AND 0.753 INCHES MAXIMUM | MATERIAL | TITANIUM ALLOY | STYLE DESIGNATOR | CLEVIS ENDS |
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