5305-01-419-5646 SCREW,CAP,SOCKET HEAD Index 5306-01-419-5648 BOLT,MACHINE

National Stock Number:
5305-01-419-5647

Federal Supply Class:
5305

National Item Identification Number:
014195647

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:
0441B0133-7403538LOCKHEED MARTIN CORPORATION
0441B0133-7454497MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS
P60ML1011-60P26233NYLOK LLC


Techincal Specification:
FASTENER LENGTH3.750 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIALNICKEL ALLOY OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A


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