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National Stock Number:
5306-00-275-4176
Federal Supply Class:
5306
National Item Identification Number:
002754176
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| 0246954 | 24617 | GENERAL MOTORS CORP | | 0246954 | 7X677 | GENERAL MOTORS LLC | | 40091 | 24617 | GENERAL MOTORS CORP | | 40091 | 7X677 | GENERAL MOTORS LLC | | 40091 | 81118 | EATON CORPORATION | | 0246954 | 97907 | TEREX CORP | | 40091Y | 24617 | GENERAL MOTORS CORP | | 40091Y | 7X677 | GENERAL MOTORS LLC | | 4086 | 81118 | EATON CORPORATION | | 40091 | 97907 | TEREX CORP | | 40091Y | 97907 | TEREX CORP |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 4.438 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 4.688 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.438 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | MATERIAL | STEEL COMP 8637 OVERALL | | MINIMUM YIELD STRENGTH | 105000 POUNDS PER SQUARE INCH | | SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.938 INCHES MINIMUM AND 1.125 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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