5305-01-285-2745 SCREW,MACHINE Index 5306-01-285-2747 BOLT,SHEAR

National Stock Number:
5306-01-285-2746

Federal Supply Class:
5306

National Item Identification Number:
012852746

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:
T0155397PZX0FAIRBANKS MORSE, LLC
T01553982796COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE
T3171297PZX0FAIRBANKS MORSE, LLC
T31712982796COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER18.0 MILLIMETERS NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER28.0 MILLIMETERS NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER103.0 MILLIMETERS MINIMUM AND 130.0 MILLIMETERS MAXIMUM
EXTENDED WASHER DIAMETER32.0 MILLIMETERS NOMINAL
EXTENDED WASHER THICKNESS4.0 MILLIMETERS NOMINAL
EXTERNAL THREAD TOLERANCE CLASS6G
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY3
FASTENER LENGTH130.0 MILLIMETERS NOMINAL
FIRST DIAMETER FROM HEAD12.9 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM
HEAD HEIGHT17.0 MILLIMETERS NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER1.5 MILLIMETERS NOMINAL
HOLE QUANTITY2
HOLE TYPEDRILLED
MATERIALSTEEL PROPERTY CLASS 10.9 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER18.0 MILLIMETERS
SECOND DIAMETER FROM HEAD19.0 MILLIMETERS NOMINAL
WIDTH BETWEEN FLATS26.67 MILLIMETERS NOMINAL
THIRD DIAMETER FROM HEAD12.9 MILLIMETERS MINIMUM AND 13.0 MILLIMETERS MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH27.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS2.5


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