5305-01-159-4487 SCREW,MACHINE Index 5305-01-159-4489 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-159-4488

Federal Supply Class:
5305

National Item Identification Number:
011594488

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:
P39CRB440R3E26233NYLOK LLC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
FASTENER LENGTH0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
HEAD DIAMETER0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATUREPATCH THREADS
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
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.069 INCHES MINIMUM AND 0.139 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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