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National Stock Number:
5306-00-272-4222
Federal Supply Class:
5306
National Item Identification Number:
002724222
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:
| 4F3508 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNC | | FASTENER LENGTH | 6.500 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 30.0 ROCKWELL C NOMINAL OVERALL | | HEAD HEIGHT | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM YIELD STRENGTH | 145000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | WITH HEADER POINT | | WIDTH BETWEEN FLATS | 0.227 INCHES MINIMUM AND 0.242 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MINIMUM |
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