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National Stock Number:
1680-00-455-4061
Federal Supply Class:
1680
National Item Identification Number:
004554061
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:
| 12C413-3 | 81755 | LOCKHEED MARTIN CORPORATION | | 12C413-5 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| MATERIAL | TITANIUM ALLOY | | STYLE DESIGNATOR | CLEVIS ENDS | | CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL | 4.000 INCHES NOMINAL 1ST END | | 4.000 INCHES NOMINAL 2ND END | | BORE LENGTH | 0.964 INCHES MINIMUM AND | | 0.974 INCHES MAXIMUM | | BORE DIAMETER | 0.625 INCHES MINIMUM AND | | 0.630 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.752 INCHES MINIMUM AND | | 0.757 INCHES MAXIMUM | | COUNTERBORE DEPTH | 0.224 INCHES MINIMUM AND | | 0.229 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81755 | | DESIGN CONTROL REFERENCE | 12C413-5 |
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