5305-12-339-8501 SCREW,MACHINE Index 5305-12-339-8503 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-12-339-8502

Federal Supply Class:
5305

National Item Identification Number:
123398502

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:
00.3.822.0011D2269PILLER GERMANY GMBH & CO. KG
DIN6912-M4X8-8.8-A3CD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
SP02119C5810DRAEGER SAFETY AG & CO. KGAA


Techincal Specification:
HEAD DIAMETER7.0 MILLIMETERS NOMINAL
HEAD HEIGHT2.8 MILLIMETERS NOMINAL
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH800 NEWTONS PER SQUARE MILLIMETER
NOMINAL THREAD DIAMETER4.0 MILLIMETERS
WIDTH ACROSS FLATS3.0 MILLIMETERS NOMINAL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH5.9 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORISO M
THREAD PITCH IN MILLIMETERS0.7
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH8.0 MILLIMETERS NOMINAL
HARDNESS RATING250.0 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM AND 320.0 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM OVERALL


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