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National Stock Number:
5306-00-626-3843
Federal Supply Class:
5306
National Item Identification Number:
006263843
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:
| 2045D77 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. | | 493D2 | 06710 | VALLEY-TODECO, INC. | | 493D2 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | NONSTANDARD THREAD PITCH DIAMETER | 0.4024 TO 0.4045 INCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.510 INCHES MINIMUM | | FASTENER LENGTH | 0.920 INCHES NOMINAL | | MATERIAL | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 36.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | HEAD HEIGHT | 0.440 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.708 INCHES MINIMUM AND | | 0.712 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.133 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 6 | | HOLE DIAMETER | 0.062 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.338 INCHES MINIMUM AND | | 0.342 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.410 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 06710 | | DESIGN CONTROL REFERENCE | 493D2 |
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