5305-12-178-4196 SCREW,SHOULDER Index 5305-12-178-4198 SCREW,SHOULDER

National Stock Number:
5305-12-178-4197

Federal Supply Class:
5305

National Item Identification Number:
121784197

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
DIN427-M4X20D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN427-M4X20-14HD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN427M4X2015526METRIC AND MULTISTANDARD COMPONENTS CORP
DIN427M4X20D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
M4X20DIN427D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6 KLEIN G
FASTENER LENGTH20,0 MILLIMETERS NOMINAL
HARDNESS RATING140 VICKERS OR FIRTH DIAMOND PYRAMID NOMINAL OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONDIN ISO898TEIL5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
POINT DIAMETER3,1 MILLIMETERS NOMINAL
POINT STYLEFLAT
NOMINAL THREAD DIAMETER4,0 MILLIMETERS
TEST DATA DOCUMENTD8286-DIN427 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH4,8 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORISO M
THREAD PITCH IN MILLIMETERS0,7


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