5305-01-581-9313 SCREW,TAPPING Index 5305-01-581-9439 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-581-9330

Federal Supply Class:
5305

National Item Identification Number:
015819330

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
AES18C375625DG5A9105047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS


Techincal Specification:
FASTENER LENGTH0.625 INCHES NOMINAL
HEAD DIAMETER0.656 INCHES NOMINAL
HEAD HEIGHT0.199 INCHES NOMINAL
HEAD STYLEBUTTON
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYSOCKET CAP SCREW
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.625 INCHES NOMINAL
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.218 INCHES NOMINAL


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