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National Stock Number:
5306-00-426-3036
Federal Supply Class:
5306
National Item Identification Number:
004263036
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:
| 1A3103 | 11083 | CATERPILLAR INC | | 223759 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.375 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 2A | | HARDNESS RATING | 30.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM YIELD STRENGTH | 145000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.549 INCHES MINIMUM AND | | 0.576 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.060 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | WITH HEADER POINT |
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