5306-01-309-7031 BOLT,MACHINE Index 5306-01-309-7033 BOLT,MACHINE

National Stock Number:
5306-01-309-7032

Federal Supply Class:
5306

National Item Identification Number:
013097032

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:
453 9081-001AC90NBAE SYSTEMS HAGGLUNDS AKTIEBOLAG
453 9081-001S3465BAE SYSTEMS HAGGLUNDS AB
94497-991076M6AMZ ALABAMA INC.
94497-9910BAT5U.S. DEFENSE SERVICES, INC.


Techincal Specification:
SPECIAL FEATURESHOLE IN TOP OF HEAD
WIDTH BETWEEN FLATS17.5 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM
SURFACE TREATMENTZINC OVERALL AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH19.0 MILLIMETERS MINIMUM AND 21.0 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.25
EXTERNAL THREAD TOLERANCE CLASS6H
FASTENER LENGTH23.0 MILLIMETERS NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HEAD DIAMETER25.8 MILLIMETERS NOMINAL
HEAD HEIGHT5.0 MILLIMETERS NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER8.0 MILLIMETERS


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