5305-01-556-1053 SCREW,CAP,SOCKET HEAD Index 5305-01-555-1547 SCREW,MACHINE

National Stock Number:
5305-01-556-2846

Federal Supply Class:
5305

National Item Identification Number:
015562846

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:
ISO 4762-M6X55-8.8-A2JI9008INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)


Techincal Specification:
COLORBLACK OVERALL
FASTENER LENGTH55.0 MILLIMETERS NOMINAL
HEAD DIAMETER10.1 MILLIMETERS NOMINAL
HEAD HEIGHT5.9 MILLIMETERS NOMINAL
HEAD STYLEDEE
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER6.0 MILLIMETERS
WIDTH ACROSS FLATS5.0 MILLIMETERS NOMINAL
SURFACE TREATMENTOXIDE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.0


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