5306-00-273-6389 BOLT,MACHINE Index 5306-00-273-6398 BOLT,MACHINE

National Stock Number:
5306-00-273-6390

Federal Supply Class:
5306

National Item Identification Number:
002736390

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:
6346A1ML14BRINKLEY TECHNOLOGY GROUP LLC
6346A28265HERCULES ENGINE CO INC


Techincal Specification:
EXTENDED WASHER DIAMETER0.969 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.125 INCHES NOMINAL
FASTENER LENGTH3.125 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 180.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.500 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 1036 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1536 OVERALL
MINIMUM TENSILE STRENGTH115000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.4463 TO 0.4500 INCHES
SPECIAL FEATURESEXTENDED WASHER TAPER,DIA AT BASE OF HEX HEAD 0.969,DIA AT WASHER FACE 0.906
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.125 INCHES MINIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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