5305-00-283-0266 SCREW,MACHINE Index 5305-00-283-0270 SCREW,TAPPING

National Stock Number:
5305-00-283-0268

Federal Supply Class:
5305

National Item Identification Number:
002830268

Description:
SCREW,TAPPING

Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.


Manufacturer Information:
PKAL56Z6-445722USM CORP SUB OF EMHART INDUSTRIES INC PARKER-KALON FASTENER DIV


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD HEIGHT0.068 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
HEAD DIAMETER0.300 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
HEAD STYLEBUTTON
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 24S ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.137 INCHES
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
SURFACE TREATMENTCADMIUM OVERALL


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