5305-01-265-1176 SCREW,CAP,SOCKET HEAD Index 5305-01-265-1178 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-265-1177

Federal Supply Class:
5305

National Item Identification Number:
012651177

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:
771A136-20301289GENERAL ELECTRIC COMPANY
771A136-2030BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
771A136-20356878SPS TECHNOLOGIES, LLC
771A136-203830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
FASTENER LENGTH0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD DIAMETER0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.375 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.816 INCHES MINIMUM AND 1.000 INCHES MAXIMUM


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