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National Stock Number:
5306-00-253-7627
Federal Supply Class:
5306
National Item Identification Number:
002537627
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:
| 4K5175 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.484 INCHES MINIMUM AND | | 1.500 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.234 INCHES MINIMUM AND | | 1.281 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 3A | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.490 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.738 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.187 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD |
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