5305-00-180-0638 SCREW,TAPPING Index 5305-00-180-0640 SCREW,TAPPING

National Stock Number:
5305-00-180-0639

Federal Supply Class:
5305

National Item Identification Number:
001800639

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:
AN504-4R688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
NAF1193A4-680020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD DIAMETER0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
HEAD HEIGHT0.086 INCHES MAXIMUM
HEAD STYLEROUND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 310 OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.112 INCHES
NONMACHINE THREAD STYLETHRU SLOT (TYPE D) OR DOUBLE FLUTE (TYPE F) OR WIDE FLUTE (TYPE H OR BT) OR THRU SLOT (TYPE 6)
SURFACE TREATMENTCADMIUM OVERALL


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