5306-00-168-5093 BOLT,SHOULDER Index 5998-00-168-5095 CIRCUIT CARD ASSEMBLY

National Stock Number:
5306-00-168-5094

Federal Supply Class:
5306

National Item Identification Number:
001685094

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:
1348870AHP5CURTISS-WRIGHT CONTROLS, INC.


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.480 INCHES MINIMUM AND 2.520 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FASTENER LENGTH3.080 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.439 INCHES MINIMUM AND 0.441 INCHES MAXIMUM
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8740 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.2830 TO 0.2849 INCHES
SECOND DIAMETER FROM HEAD0.229 INCHES MINIMUM AND 0.233 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.560 INCHES MINIMUM AND 0.600 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH24


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