5306-00-616-5648, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-616-5648

Federal Supply Class:
5306

National Item Identification Number:
006165648

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:

40-3093301A	1ML14	BRINKLEY TECHNOLOGY GROUP LLC
40-3093301A	28265	HERCULES ENGINE CO INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.620 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.644 INCHES MINIMUM AND 0.654 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.147 INCHES MINIMUM AND 0.155 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.500 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.352 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
HARDNESS RATING	36.0 ROCKWELL C MINIMUM OVERALL
HEAD HEIGHT	0.430 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
MATERIAL	STEEL COMP 4037 OR STEEL COMP 4042 OVERALL
MINIMUM YIELD STRENGTH	140000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	170000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.438 INCHES
WIDTH BETWEEN FLATS	0.432 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.880 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	20

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