5306-01-579-3124 BOLT,MACHINE Index 5306-01-579-3261 BOLT,MACHINE

National Stock Number:
5306-01-579-3231

Federal Supply Class:
5306

National Item Identification Number:
015793231

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:
414080C1338X5ND DEFENSE LLC
AM00-95242338X5ND DEFENSE LLC


Techincal Specification:
EXTENDED WASHER DIAMETER1.293 INCHES MAXIMUM
FASTENER LENGTH2.500 INCHES NOMINAL
HEAD HEIGHT0.611 INCHES MAXIMUM
HEAD STYLECHAMFER FLANGE
MATERIAL DOCUMENT AND CLASSIFICATIONA-31, GRADE 8 OR 8B MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT, FLANGED HEX HEAD
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.625 INCHES
WIDTH BETWEEN FLATS0.938 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.500 INCHES NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNRF


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