WORLDWIDEFASTENERSTANDARD

Date:2011-04-29

WA910

Dimensional,MaterialandPhysicalPropertiesofFlangedHexagonBoltswithaSerratedUnderheadBearing

Surface.

1.SCOPE.

Thisstandardgivesdimensional,materialandphysicalpropertyrequirementsforflangedhexagonheaded

boltsM5-M12inclusivewithaserratedunderheadbearingsurface.

1.1REFERENCES.

WSD-M1A292-B-Steelbolt,self-locking,forboltswithunderheadself-lockingfeatures.

2.APPLICATION.

Theseboltsaredesignedtogivealockingcapabilityinselectedapplications.

3.MATERIALANDPHYSICALPROPERTIES.

ThematerialandphysicalpropertiesshallbeasspecifiedinWSD-M1A292-B.

4.DIMENSIONS.

DimensionsshallbeasspecifiedinFigure1andTable1.Thedimensionseandkshallbeconsidered

satisfactoryiftheheadmeetstherequirementsinWA900.

Figure1.

Table1.

Od/c

skeAcrossuCsG

FlangedkWrenchingdaConvexNo.ofOArc/

SizeWidthAcrossThicknessCornersminToothCORef/

DiameterHeightmax.AngleTeethNominal

FlatofHeadmin.DepthDepth