5306-01-240-0839 BOLT,MACHINE Index 5305-01-240-0841 SCREW,MACHINE

National Stock Number:
5306-01-240-0840

Federal Supply Class:
5306

National Item Identification Number:
012400840

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:
406990000464678DAIMLER TRUCK NORTH AMERICA LLC
4069900004CN7Z7MERCEDES-BENZ AG
4069900004D8046DAIMLER AG


Techincal Specification:
EXTENDED WASHER THICKNESS2.7 MILLIMETERS MINIMUM AND 3.3 MILLIMETERS MAXIMUM
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH39.60 MILLIMETERS MINIMUM AND 40.40 MILLIMETERS MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING18.0 ROCKWELL C MINIMUM OVERALL AND 31.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT10.7 MILLIMETERS MINIMUM AND 11.3 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIALSTEEL PROPERTY CLASS 8.8 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH113784 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
SPECIAL FEATURESWASHER CONTAINS SIX POINT FLANGE
WIDTH BETWEEN FLATS17.0 MILLIMETERS NOMINAL
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH36.6 MILLIMETERS MINIMUM AND 40.4 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.5
EXTENDED WASHER DIAMETER22.0 MILLIMETERS NOMINAL


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