5306-01-357-4675 BOLT,MACHINE Index 5305-01-357-4677 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-357-4676

Federal Supply Class:
5306

National Item Identification Number:
013574676

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:
MS21250H1405496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH4.639 INCHES NOMINAL
MATERIALSTEEL OVERALL
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD SERIES DESIGNATORUNJF
NOMINAL THREAD DIAMETER0.875 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3A
WIDTH BETWEEN FLATS0.125 INCHES NOMINAL
EXTENDED WASHER DIAMETER1.428 INCHES MINIMUM AND
1.438 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.198 INCHES NOMINAL
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS21250H14054


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