5305-01-266-8366 SCREW,CAP,SOCKET HEAD Index 5305-01-266-8368 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-266-8367

Federal Supply Class:
5305

National Item Identification Number:
012668367

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
138201D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
20097-4C-12B56878SPS TECHNOLOGIES, LLC
94707-4C-12B80539SPS TECHNOLOGIES, LLC


Techincal Specification:
COLORBLACK OVERALL
FASTENER LENGTH0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL CORROSION RESISTING OVERALL
MINIMUM TENSILE STRENGTH190000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH170000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH ACROSS FLATS0.1875 INCHES NOMINAL
SURFACE TREATMENTOXIDE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.620 INCHES MINIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNRC


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