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National Stock Number:
5306-01-175-3621
Federal Supply Class:
5306
National Item Identification Number:
011753621
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:
| 5R7038 | 11083 | CATERPILLAR INC |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 40.0 MILLIMETERS MINIMUM FIRST HOLE AND 42.0 MILLIMETERS MAXIMUM FIRST HOLE | | FASTENER LENGTH | 165.10 MILLIMETERS NOMINAL | | GRIP LENGTH | 136.52 MILLIMETERS NOMINAL | | HEAD STYLE | HEXAGON | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 3.0 MILLIMETERS NOMINAL FIRST HOLE | | WIDTH BETWEEN FLATS | 12.7 MILLIMETERS NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 28.58 MILLIMETERS NOMINAL | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNC |
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