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National Stock Number:
5306-00-844-7510
Federal Supply Class:
5306
National Item Identification Number:
008447510
Description:
BOLT,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
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Manufacturer Information:
| 3767468 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 3767468 | 24617 | GENERAL MOTORS CORP | | 3767468 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.280 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 2.125 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | FASTENER LENGTH | 3.035 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.434 INCHES NOMINAL | | HARDNESS RATING | 37.9 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.330 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 1541 OVERALL | | NOMINAL THREAD DIAMETER | 0.437 INCHES | | SECOND DIAMETER FROM HEAD | 0.389 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.619 INCHES NOMINAL | | THREAD DIRECTION | LEFT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.910 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNC |
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