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National Stock Number:
5306-00-274-2743
Federal Supply Class:
5306
National Item Identification Number:
002742743
Description:
BOLT,RIBBED NECK
Detail:
A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH A SERIES OF LONGITUDINAL RIBS, SPLINES OR SERRATIONS ON ALL OR PART OF THE UNTHREADED PORTION. SEE ALSO BOLT, RIBBED SHOULDER.
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Manufacturer Information:
| 7E5140 | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.875 INCHES MINIMUM | | FASTENER LENGTH | 1.625 INCHES NOMINAL | | MATERIAL | STEEL COMP 1340 OVERALL | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND | | 35.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL | | RIB MAJOR DIAMETER | 0.503 INCHES MINIMUM AND | | 0.508 INCHES MAXIMUM | | RIB LENGTH | 0.062 INCHES NOMINAL | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.438 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE |
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