5306-01-238-2156 BOLT,MACHINE Index 5306-01-238-2158 BOLT,MACHINE

National Stock Number:
5306-01-238-2157

Federal Supply Class:
5306

National Item Identification Number:
012382157

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
352990440164678DAIMLER TRUCK NORTH AMERICA LLC
3529904401CN7Z7MERCEDES-BENZ AG
3529904401D8046DAIMLER AG


Techincal Specification:
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH142230 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
SPECIAL FEATURESFURNISHED WITH REMOVEABLE WASHER
WIDTH BETWEEN FLATS13.0 MILLIMETERS NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH28.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.25
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH107.00 MILLIMETERS MINIMUM AND 107.50 MILLIMETERS MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING27.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT5.5 MILLIMETERS NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL PROPERTY CLASS 10.9 OVERALL


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