5306-01-185-2078 BOLT,EXTERNALLY RELIEVED BODY Index 9390-01-185-2081 WICK

National Stock Number:
5306-01-185-2079

Federal Supply Class:
5306

National Item Identification Number:
011852079

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:
P126113667PZX0FAIRBANKS MORSE, LLC
P1261136682796COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER6.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER8.660 INCHES NOMINAL
EXTENDED WASHER DIAMETER2.210 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.800 INCHES NOMINAL
EXTERNAL THREAD TOLERANCE CLASS4G
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FASTENER LENGTH11.020 INCHES NOMINAL
FIRST DIAMETER FROM HEAD1.417 INCHES MINIMUM AND 1.425 INCHES MAXIMUM
HARDNESS RATING302.0 BRINELL HULTGREN MINIMUM OVERALL AND 352.0 BRINELL HULTGREN MAXIMUM OVERALL
HEAD HEIGHT1.980 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
HOLE DIAMETER0.125 INCHES NOMINAL
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE QUANTITY1
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER36.0 MILLIMETERS
SECOND DIAMETER FROM HEAD1.240 INCHES NOMINAL
WIDTH BETWEEN FLATS1.560 INCHES MINIMUM AND 1.614 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.360 INCHES NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS4.0


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