5305-01-657-0603 SCREW,CAP,SOCKET HEAD 5305-01-657-0021 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-657-0179

Federal Supply Class:
5305

National Item Identification Number:
016570179

Description:
SCREW,SHOULDER


Manufacturer Information:
AES20U500B50BB3A8180204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
B18.24A-200605047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS


Techincal Specification:
FASTENER LENGTH2.500 INCHES NOMINAL
HEAD DIAMETER0.729 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL UNS K03104 OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW SHOULDER HEX SOCKET HEAD
WIDTH ACROSS FLATS0.250 INCHES NOMINAL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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