5306-01-343-1083, BOLT,EXTERNALLY RELIEVED BODY

5306-01-343-1084 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-343-1083

Federal Supply Class:
5306

National Item Identification Number:
013431083

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:

17P1C2116-1

88277

THE BOEING COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.125 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	5.705 INCHES MINIMUM AND 5.795 INCHES MAXIMUM
FIFTH DIAMETER FROM HEAD	1.000 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	1.170 INCHES MINIMUM AND 1.180 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	1.247 INCHES MINIMUM AND 1.248 INCHES MAXIMUM
HEAD HEIGHT	0.250 INCHES NOMINAL
HEAD DIAMETER	1.900 INCHES NOMINAL
HEAD STYLE	ROUND W/WRENCH FLATS CHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6414 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4340 OVERALL
NOMINAL THREAD DIAMETER	1.125 INCHES
SIXTH DIAMETER FROM HEAD	1.113 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD	1.247 INCHES MINIMUM AND 1.248 INCHES MAXIMUM
WIDTH BETWEEN FLATS	1.500 INCHES NOMINAL
THIRD DIAMETER FROM HEAD	0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.753 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNJF
THREAD QUANTITY PER INCH	12

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