5305-01-308-6055 SCREW,LAG Index 5305-01-308-6057 SCREW,TAPPING

National Stock Number:
5305-01-308-6056

Federal Supply Class:
5305

National Item Identification Number:
013086056

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:
2124 2146-2900BAT5U.S. DEFENSE SERVICES, INC.
2124 2146-290S3465BAE SYSTEMS HAGGLUNDS AB
90625-991076M6AMZ ALABAMA INC.
90625-9910BAT5U.S. DEFENSE SERVICES, INC.


Techincal Specification:
NONMACHINE THREAD STYLEGIMLET POINT (TYPE A, AB OR BA)
NONMACHINE NOMINAL THREAD DIAMETER0.138 INCHES
FASTENER LENGTH32.0 MILLIMETERS NOMINAL
MATERIALSTEEL OVERALL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEOVAL COUNTERSUNK
HEAD DIAMETER7.1 MILLIMETERS NOMINAL
COUNTERSINK ANGLE80.0 DEGREES NOMINAL
INTERNAL DRIVE STYLECROSS RECESS TYPE IA


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