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National Stock Number:
5306-01-178-7361
Federal Supply Class:
5306
National Item Identification Number:
011787361
Description:
BOLT,DRIVE SHANK
Detail:
AN EXTERNALLY THREADED FASTENER, MADE OF HIGH STRENGTH METAL, WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER. THE UNTHREADED PORTION IS OF A SPECIFIC GRIP LENGTH, AND IS GROUND TO A CLOSE TOLERANCE IN ORDER TO PROVIDE A DRIVE FIT IN A SPECIFIC SIZE HOLE. IT MAY BE PLATED OR UNPLATED. THE HEAD IS NOT DESIGNED TO BE DRIVEN BY A SCREWDRIVER OR WRENCH. THE ITEM IS DRIVEN INTO THE PARTS TO BE FASTENED BY MEANS OF A MALLET OR SIMILAR ITEM.
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Manufacturer Information:
| 12284480 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 4.195 INCHES MINIMUM AND 4.205 INCHES MAXIMUM | | GRIP DIAMETER | 0.3530 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM | | GRIP LENGTH | 3.650 INCHES MINIMUM AND 3.690 INCHES MAXIMUM | | HARDNESS RATING | 37.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OVERALL | | THREAD DIRECTION | RIGHT-HAND | | WIDTH BETWEEN FLATS | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
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