5305-00-579-3387 SCREW,SHOULDER Index 5305-00-579-3391 SCREW,SHOULDER

National Stock Number:
5305-00-579-3388

Federal Supply Class:
5305

National Item Identification Number:
005793388

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:
112755410001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
6011010002D0078DIEHL DEFENCE GMBH & CO. KG


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER0.538 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH0.600 INCHES NOMINAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.340 INCHES NOMINAL
HEAD HEIGHT0.213 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 6150 OR STEEL COMP 4140 OVERALL
NOMINAL THREAD DIAMETER0.216 INCHES
SHANK UNTHREADED HOLE DIAMETER0.079 INCHES NOMINAL FIRST HOLE
WIDTH ACROSS FLATS0.157 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.400 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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