5305-00-208-1583 SCREW,EXTERNALLY RELIEVED BODY Index 5305-00-208-1589 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-00-208-1587

Federal Supply Class:
5305

National Item Identification Number:
002081587

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:
D91906-280020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
FASTENER LENGTH1.625 INCHES NOMINAL
HEAD DIAMETER0.875 INCHES NOMINAL
HEAD HEIGHT0.625 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.625 INCHES MINIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNF


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