1005-01-503-0024 BORE,ROD Index 5306-01-503-0026 BOLT,MACHINE

National Stock Number:
5306-01-503-0025

Federal Supply Class:
5306

National Item Identification Number:
015030025

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:
B18234B08070N80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
EXTENDED WASHER DIAMETER17.0 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS1.2 MILLIMETERS MINIMUM
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH70.0 MILLIMETERS NOMINAL
GRIP DIAMETER7.04 MILLIMETERS MINIMUM AND 7.26 MILLIMETERS MAXIMUM
GRIP LENGTH4.0 MILLIMETERS MAXIMUM
HEAD HEIGHT8.5 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
WIDTH BETWEEN FLATS9.64 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH59.6 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.25


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