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National Stock Number:
5306-01-153-1368
Federal Supply Class:
5306
National Item Identification Number:
011531368
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:
| 357809 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 376869 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 376869 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.930 INCHES MINIMUM AND 0.960 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.080 INCHES MINIMUM | | FASTENER LENGTH | 1.190 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.458 INCHES MINIMUM AND 0.498 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | LOCKING FEATURE | LOCKING TEETH BEARING SURFACE OF HEAD | | MATERIAL | STEEL COMP 4037 OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | WIDTH BETWEEN FLATS | 0.737 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.790 INCHES MINIMUM AND 1.040 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNRC |
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