5305-00-639-2553 SCREW,TAPPING Index 5305-00-639-2563 SCREW,TAPPING

National Stock Number:
5305-00-639-2557

Federal Supply Class:
5305

National Item Identification Number:
006392557

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:
X482B89944ELBITAMERICA, INC.
Z45722USM CORP SUB OF EMHART INDUSTRIES INC PARKER-KALON FASTENER DIV


Techincal Specification:
FASTENER LENGTH0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HEAD DIAMETER0.147 INCHES MINIMUM AND 0.162 INCHES MAXIMUM
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM
HEAD STYLEROUND
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
NONMACHINE NOMINAL THREAD DIAMETER0.060 INCHES
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
SURFACE TREATMENTPASSIVATE OVERALL


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