5306-00-125-9663, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-125-9663

Federal Supply Class:
5306

National Item Identification Number:
001259663

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:

99-830-4955	99995	NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
99-830-4955	INTE9	NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
B486369	52096	ROLLS-ROYCE INC
B486369	K0378	ROLLS-ROYCE PLC
B486369	K0680	ROLLS-ROYCE AIRLINES

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.200 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.650 INCHES MINIMUM AND 0.710 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.230 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
HEAD DIAMETER	0.625 INCHES NOMINAL
HEAD HEIGHT	0.120 INCHES NOMINAL
HEAD STYLE	ROUND W/WRENCH FLATS CHAMFERED
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SECOND DIAMETER FROM HEAD	0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.520 INCHES MINIMUM AND 0.580 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH BETWEEN FLATS	0.431 INCHES MINIMUM AND 0.438 INCHES MAXIMUM

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