5305-01-021-1857 SCREW,MACHINE Index 5305-01-021-1859 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-021-1858

Federal Supply Class:
5305

National Item Identification Number:
010211858

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:
655-513-900698897LOCKHEED MARTIN CORP
LL54N62S803038LONG-LOK, LLC


Techincal Specification:
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD DIAMETER0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLESLOT
LOCKING FEATURESTRIP THREADS
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.438 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


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