5305-01-307-9425 SCREW,CAP,SOCKET HEAD Index 5305-01-307-9427 SCREW,MACHINE

National Stock Number:
5305-01-307-9426

Federal Supply Class:
5305

National Item Identification Number:
013079426

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:
2522 006 480030SXW1CHART INC. - PROCESS SYSTEMS DIVISION


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH8.0 MILLIMETERS NOMINAL
HEAD DIAMETER5.5 MILLIMETERS MAXIMUM
HEAD HEIGHT3.0 MILLIMETERS NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL PROPERTY CLASS 12.9 OVERALL
NOMINAL THREAD DIAMETER3.0 MILLIMETERS
WIDTH ACROSS FLATS2.5 MILLIMETERS NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH7.0 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS0.5


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