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National Stock Number:
5306-01-004-5528
Federal Supply Class:
5306
National Item Identification Number:
010045528
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:
| F307995 | K0289 | BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES | | F307995 | U9143 | BAE SYSTEMS (OPERATIONS) LIMITED |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.200 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.300 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | FASTENER LENGTH | 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.134 INCHES MINIMUM AND 0.137 INCHES MAXIMUM | | HEAD HEIGHT | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SECOND DIAMETER FROM HEAD | 0.090 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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