5306-00-582-6219 BOLT,MACHINE Index 5306-00-582-6221 BOLT,MACHINE

National Stock Number:
5306-00-582-6220

Federal Supply Class:
5306

National Item Identification Number:
005826220

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.


Techincal Specification:
FASTENER LENGTH6.000 INCHES NOMINAL
FEATURES PROVIDEDUNFINISHED HEAD
GRIP LENGTH3.000 INCHES MINIMUM
HEAD HEIGHT0.422 INCHES NOMINAL
HEAD STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-409 FED SPEC 1ST MATERIAL RESPONSE OR QQ-W-409 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-637 FED SPEC 3RD MATERIAL RESPONSE OR ASTM A108 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OR QQ-S-637 FED SPEC 6TH MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1015 OR STEEL COMP 1118 OR STEEL COMP 1022 OR STEEL COMP 1035 OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
SPECIAL FEATURESFURNISHED W/ONE SQUARE NUT
WIDTH BETWEEN FLATS0.938 INCHES NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.625 INCHES MINIMUM
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNC


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