5305-01-421-2037 SCREW,CAP,SOCKET HEAD Index 5305-01-421-2039 SETSCREW

National Stock Number:
5305-01-421-2038

Federal Supply Class:
5305

National Item Identification Number:
014212038

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:
21106960553711NAVAL SEA SYSTEMS COMMAND
6408779 FIND 3353711NAVAL SEA SYSTEMS COMMAND
801-6408779-3353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
FASTENER LENGTH3.125 INCHES NOMINAL
HEAD DIAMETER0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLEFLAT FILLISTER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPATCH OR PELLET OR STRIP THREADS
MATERIALPLASTIC POLYAMIDE NYLON LOCKING FEATURE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.940 INCHES NOMINAL
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNRC
WIDTH ACROSS FLATS0.312 INCHES NOMINAL


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