5306-00-869-9357, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-869-9357

Federal Supply Class:
5306

National Item Identification Number:
008699357

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:

6842617	24617	GENERAL MOTORS CORP
6842617	63005	ROLLS-ROYCE CORPORATION
6842617	73342	ALLISON TRANSMISSION INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	1.830 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	3.094 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	1.260 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	4
FASTENER LENGTH	4.010 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.410 INCHES NOMINAL
HEAD STYLE	HEXAGON
MATERIAL	STEEL COMP 4340 OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES
SECOND DIAMETER FROM HEAD	0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	0.662 INCHES MINIMUM AND 0.682 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.916 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH	16
WIDTH BETWEEN FLATS	1.062 INCHES NOMINAL

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