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:
THREAD SERIES DESIGNATORUNRC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.325 INCHES MINIMUM AND
0.375 INCHES MAXIMUM
FASTENER LENGTH0.375 INCHES NOMINAL
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
SURFACE TREATMENTPASSIVATE OVERALL
HEAD STYLEBUTTON
HEAD DIAMETER0.201 INCHES MINIMUM AND
0.213 INCHES MAXIMUM
HEAD HEIGHT0.051 INCHES MINIMUM AND
0.059 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.062 INCHES NOMINAL


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