5305-01-178-3685 SCREW,ASSEMBLED WASHER Index 5305-01-178-3687 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-178-3686

Federal Supply Class:
5305

National Item Identification Number:
011783686

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:
6D384611083CATERPILLAR INC


Techincal Specification:
FASTENER LENGTH0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
HEAD DIAMETER0.347 INCHES MINIMUM AND 0.361 INCHES MAXIMUM
HEAD HEIGHT0.091 INCHES MINIMUM AND 0.101 INCHES MAXIMUM
HEAD STYLEBUTTON
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPELLET THREADS
MATERIALSTEEL CORROSION RESISTING OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.190 INCHES
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.297 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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