5306-01-232-4256 BOLT,MACHINE Index 5305-01-232-4258 SCREW,SHOULDER

National Stock Number:
5305-01-232-4257

Federal Supply Class:
5305

National Item Identification Number:
012324257

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:
38031-94C-656878SPS TECHNOLOGIES, LLC
410771-110670276ALLEN MFG CO SUB OF CHICAGO PNEUMATIC TOOL CO
410771-110696214RAYTHEON COMPANY


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD DIAMETER0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
HEAD HEIGHT0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM
HEAD STYLEBUTTON
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
WIDTH ACROSS FLATS0.062 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD LENGTH0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNRC


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