5305-00-207-1340 SCREW,CAP,SOCKET HEAD Index 5307-00-207-1346 STUD,PLAIN

National Stock Number:
5305-00-207-1341

Federal Supply Class:
5305

National Item Identification Number:
002071341

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:
A91777-1680020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH1.000 INCHES NOMINAL
HEAD DIAMETER0.875 INCHES NOMINAL
HEAD STYLEFLAT COUNTERSUNK
NOMINAL THREAD DIAMETER0.500 INCHES
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.688 INCHES MINIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNC
WIDTH ACROSS FLATS0.312 INCHES NOMINAL


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