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National Stock Number:
5306-00-801-2410
Federal Supply Class:
5306
National Item Identification Number:
008012410
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:
| 6820404 | 24617 | GENERAL MOTORS CORP | | 6820404 | 63005 | ROLLS-ROYCE CORPORATION | | 6820404 | 73342 | ALLISON TRANSMISSION INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.688 INCHES NOMINAL | | MATERIAL | STEEL COMP 8735 OR | | STEEL COMP 8740 OVERALL | | THREAD LENGTH | 0.750 INCHES MINIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 37.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.173 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND | | 0.439 INCHES MAXIMUM | | GRIP LENGTH | 0.878 INCHES MINIMUM AND | | 0.938 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | 6 DRILLED HOLES | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 63005 | | DESIGN CONTROL REFERENCE | 6820404 |
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