5306-00-637-1942, BOLT,EXTERNALLY RELIEVED BODY

5340-00-637-1939 CLAMP,LOOP

5306-00-637-1944 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-637-1942

Federal Supply Class:
5306

National Item Identification Number:
006371942

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:

267310

77445

RTX CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.260 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.180 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	0.924 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
HEAD DIAMETER	0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
HEAD HEIGHT	0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	ROUND W/WRENCH FLATS
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.2216 TO 0.2238 INCHES
SECOND DIAMETER FROM HEAD	0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF
WIDTH BETWEEN FLATS	0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.608 INCHES MINIMUM AND 0.648 INCHES MAXIMUM

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