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National Stock Number:
5306-01-238-8188
Federal Supply Class:
5306
National Item Identification Number:
012388188
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:
| 7-317236841-5 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 7-317236841-5 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.300 INCHES NOMINAL | | EXTERNAL THREAD TOLERANCE CLASS | 6H | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 8 | | FASTENER LENGTH | 10.159 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.248 INCHES NOMINAL | | HEAD HEIGHT | 0.180 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 4130 OVERALL | | NOMINAL THREAD DIAMETER | 7.0 MILLIMETERS | | WIDTH BETWEEN FLATS | 0.512 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.400 INCHES NOMINAL | | THREAD PITCH IN MILLIMETERS | 1.0 | | THREAD SERIES DESIGNATOR | MJ |
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