5306-00-637-5987 BOLT,MACHINE Index 5306-00-637-5998 BOLT,MACHINE

National Stock Number:
5306-00-637-5988

Federal Supply Class:
5306

National Item Identification Number:
006375988

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:
1B321761653BRUNSWICK CORP UNION HARDWARE TECHNETICS DIV


Techincal Specification:
FASTENER LENGTH7.000 INCHES NOMINAL
FEATURES PROVIDEDUNFINISHED HEAD AND HEX NUT
GRIP LENGTH5.500 INCHES NOMINAL
HEAD HEIGHT0.308 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
HEAD STYLESQUARE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
WIDTH BETWEEN FLATS0.725 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNC


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