5305-00-805-6570 SCREW,MACHINE Index 4920-00-805-6588 CHAMBER,PURGE AND F

National Stock Number:
5305-00-805-6571

Federal Supply Class:
5305

National Item Identification Number:
008056571

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:
0S08049809786ORDNANCE SUPPLY OFFICE
F9690-21334228L3 TECHNOLOGIES, INC.


Techincal Specification:
FASTENER LENGTH0.562 INCHES NOMINAL
HEAD DIAMETER0.313 INCHES NOMINAL
HEAD HEIGHT0.190 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.562 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.158 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL


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