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National Stock Number:
5306-00-177-5712
Federal Supply Class:
5306
National Item Identification Number:
001775712
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:
| 1-100-502-02 | 78U39 | OZARK AEROWORKS LLC | | 1-100-502-02 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.720 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | EXTENDED WASHER THICKNESS | 0.125 INCHES NOMINAL | | FASTENER LENGTH | 1.125 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM | | HARDNESS RATING | 37.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.368 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL COMP 634 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.405 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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