5305-01-306-5685 SCREW,MACHINE Index 5305-01-306-5687 SCREW,MACHINE

National Stock Number:
5305-01-306-5686

Federal Supply Class:
5305

National Item Identification Number:
013065686

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 481120SXW1CHART INC. - PROCESS SYSTEMS DIVISION
3965449181FASTENAL COMPANY DIV BIND


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH30.0 MILLIMETERS NOMINAL
HEAD DIAMETER18.0 MILLIMETERS MAXIMUM
HEAD HEIGHT12.0 MILLIMETERS NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL PROPERTY CLASS 12.9 OVERALL
NOMINAL THREAD DIAMETER12.0 MILLIMETERS
WIDTH ACROSS FLATS10.0 MILLIMETERS NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH26.5 MILLIMETERS MINIMUM AND 30.0 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.75


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