5306-01-228-4686, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-228-4686

Federal Supply Class:
5306

National Item Identification Number:
012284686

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:

176C2141-10	05606	GENERAL DYNAMICS-OTS, INC.
176C2141-2	05606	GENERAL DYNAMICS-OTS, INC.

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.062 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM
HEAD HEIGHT	0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
HEAD STYLE	HEXAGON
HOLE CONFIGURATION STYLE	HEXAGON FLATS
HOLE DIAMETER	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HOLE QUANTITY	1
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.375 INCHES
SPECIAL FEATURES	MADE FROM MS9503-11; END ITEM PART NUMBER:634L640 AND 744L560
WIDTH BETWEEN FLATS	0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.406 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNJF

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