5306-01-266-7307 BOLT,MACHINE Index 5306-01-266-7309 BOLT,MACHINE

National Stock Number:
5306-01-266-7308

Federal Supply Class:
5306

National Item Identification Number:
012667308

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:
BACB30MT8T-19Y06710VALLEY-TODECO, INC.
BACB30MT8T-19Y06725SPS TECHNOLOGIES, LLC
BACB30MT8T-19Y17446HUCK INTERNATIONAL, INC
BACB30MT8T-19Y17943FEDERAL MANUFACTURING CORP
BACB30MT8T-19Y27624SPS TECHNOLOGIES LLC
BACB30MT8T-19Y56878SPS TECHNOLOGIES, LLC
BACB30MT8T-19Y81205THE BOEING COMPANY
BACB30MT8T-19Y92215HOWMET GLOBAL FASTENING SYSTEMS INC
BACB30MT8T-19Y97928HUCK INTL INC


Techincal Specification:
EXTENDED WASHER DIAMETER0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.015 INCHES NOMINAL
FASTENER LENGTH1.986 INCHES MINIMUM AND 2.016 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.494 INCHES MINIMUM AND 0.514 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP H11 OVERALL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
WIDTH BETWEEN FLATS0.588 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS6487 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL AND CADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.788 INCHES MINIMUM AND 0.838 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNJF


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