5305-00-153-8630 SCREW,CAP,SOCKET HEAD Index 3110-00-153-8632 RING,BEARING,OUTER

National Stock Number:
5305-00-153-8631

Federal Supply Class:
5305

National Item Identification Number:
001538631

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:
M1731AF61208TWIN DISC, INCORPORATED


Techincal Specification:
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD DIAMETER0.371 INCHES NOMINAL
HEAD HEIGHT0.248 INCHES NOMINAL
HEAD STYLEKNURLED NO. 4
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH20
WIDTH ACROSS FLATS0.187 INCHES NOMINAL
SURFACE TREATMENTOXIDE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES NOMINAL


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