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National Stock Number:
5306-00-073-9890
Federal Supply Class:
5306
National Item Identification Number:
000739890
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:
| 16102255 | 7PZX0 | FAIRBANKS MORSE, LLC | | 16102255 | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE | | CAFB880A | 82796 | COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.875 INCHES NOMINAL FIRST HOLE | | DISTANCE FROM CENTERLINE TO FLAT | 0.406 INCHES NOMINAL | | FASTENER LENGTH | 4.125 INCHES NOMINAL | | GRIP DIAMETER | 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM | | GRIP LENGTH | 2.875 INCHES NOMINAL | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 1.125 INCHES NOMINAL | | HEAD HEIGHT | 0.438 INCHES NOMINAL | | HEAD STYLE | DEE CHAMFER | | MATERIAL DOCUMENT AND CLASSIFICATION | 4F-11A1 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNF |
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