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National Stock Number: 5306-00-088-6214
Federal Supply Class: 5306
National Item Identification Number: 000886214
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:
2224045-1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 4.812 INCHES NOMINAL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 6.500 INCHES NOMINAL | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | FASTENER LENGTH | 6.750 INCHES NOMINAL | FIRST DIAMETER FROM HEAD | 0.243 INCHES MINIMUM AND 0.249 INCHES MAXIMUM | HEAD HEIGHT | 0.250 INCHES NOMINAL | HEAD STYLE | HEXAGON | MATERIAL | STEEL CORROSION RESISTING OVERALL | NOMINAL THREAD DIAMETER | 0.250 INCHES | SECOND DIAMETER FROM HEAD | 0.1940 INCHES MINIMUM AND 0.2040 INCHES MAXIMUM | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL | SURFACE TREATMENT | PASSIVATE OVERALL | THREAD CLASS | 2A | THREAD LENGTH | 0.250 INCHES MINIMUM | THREAD DIRECTION | RIGHT-HAND | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 28 |
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