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National Stock Number:
1680-00-700-2161
Federal Supply Class:
1680
National Item Identification Number:
007002161
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:
| S6140-62118 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY | | CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL | 5.438 INCHES NOMINAL 1ST END | | 8.125 INCHES NOMINAL 2ND END | | BORE LENGTH | 6.660 INCHES MINIMUM AND | | 6.665 INCHES MAXIMUM | | BORE DIAMETER | 1.375 INCHES NOMINAL | | COUNTERBORE DIAMETER | 1.686 INCHES NOMINAL | | COUNTERBORE DEPTH | 0.535 INCHES MINIMUM AND | | 0.545 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | S6140-62118 |
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