5120-00-269-4174 SOCKET,SOCKET WRENCH Index 5305-00-269-4178 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-269-4176

Federal Supply Class:
5305

National Item Identification Number:
002694176

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:
FF-S-8681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
Y1112-6-8FJ08484BREEZE-EASTERN LLC


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD DIAMETER0.226 INCHES NOMINAL
HEAD HEIGHT0.138 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
HOLE CONFIGURATION STYLEROUND
HOLE DIAMETER0.031 INCHES NOMINAL
HOLE QUANTITY6
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
WIDTH ACROSS FLATS0.093 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD LENGTH0.250 INCHES MINIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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