5305-00-144-9277 SCREW,TAPPING Index 5305-00-144-9284 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-00-144-9283

Federal Supply Class:
5305

National Item Identification Number:
001449283

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:
HW11255355EMCOR ENCLOSURES LLC


Techincal Specification:
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD DIAMETER0.359 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NONMACHINE THREAD STYLEGIMLET POINT (TYPE A, AB OR BA)
SURFACE TREATMENTCADMIUM OR ZINC OVERALL


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