5306-00-638-4266, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-638-4266

Federal Supply Class:
5306

National Item Identification Number:
006384266

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.

Manufacturer Information:

84094A	1ML14	BRINKLEY TECHNOLOGY GROUP LLC
84094A	28265	HERCULES ENGINE CO INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.219 INCHES NOMINAL
EXTENDED WASHER DIAMETER	1.000 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.125 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.938 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
HARDNESS RATING	27.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.625 INCHES NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLE	HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER	0.076 INCHES NOMINAL
HOLE QUANTITY	6
HOLE TYPE	DRILLED
MATERIAL	STEEL COMP 3140 OR STEEL COMP 4140 OVERALL
MINIMUM YIELD STRENGTH	110000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.688 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.6439 TO 0.6469 INCHES
WIDTH BETWEEN FLATS	0.813 INCHES NOMINAL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.719 INCHES MINIMUM
THREAD QUANTITY PER INCH	16
THREAD SERIES DESIGNATOR	UN

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