5305-01-583-2782 SCREW,MACHINE Index 5305-01-583-2800 SCREW,MACHINE

National Stock Number:
5305-01-583-2792

Federal Supply Class:
5305

National Item Identification Number:
015832792

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:
7220074445H-K CONNECTICUT HOLDING COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.750 INCHES NOMINAL
FASTENER LENGTH3.000 INCHES NOMINAL
MATERIALSTEEL OVERALL
SURFACE TREATMENTOXIDE OR
BLACK CHEMICAL FINISH OVERALL
COLORBLACK OVERALL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLEHEXAGON
HEAD HEIGHT0.438 INCHES NOMINAL
WIDTH BETWEEN FLATS0.656 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.312 INCHES NOMINAL


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