5305-01-643-3421 SCREW,MACHINE 5305-01-643-4810 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-643-4406

Federal Supply Class:
5305

National Item Identification Number:
016434406

Description:
SCREW,CAP,HEXAGON HEAD


Manufacturer Information:
92865A60339428MCMASTER-CARR SUPPLY CO
92865A6033Q6H0BIG BOLT, LLC


Techincal Specification:
FASTENER LENGTH4.500 INCHES NOMINAL
HEAD HEIGHT0.219 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
SPECIAL FEATURESMATERIAL MEDIUM STRENGTH GRADE 5
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH4.500 INCHES NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL


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