IdentifyingtheFastener
g206088
Figure6
InchSeriesBoltsandScrews
1.Grade12.Grade53.Grade8
g206089
Figure7
MetricBoltsandScrews
1.Class8.82.Class10.9
FastenerswithaLockingFeature
IMPORTANT
Ifafastenerwithalockingfeatureorpreviouslyappliedthread
lockingcompoundisreused,cleanthefastenerthreadsandapply
newthreadlockertothefastenerduringinstallation.
Lockingfeaturesaredesignedtocreatefrictionandpreventafastenerfrom
loosening.Lockingfeaturescanbefoundonexternallyorinternallythreaded
fasteners.Commonexamplesareplasticinsertsincorporatedintothefastener
andpre-applied“dry”threadlockingcompound.Keepinmind,afastenerwith
alockingfeatureusuallymeanstherewillbefrictionduringinitialinstallation
andduringremoval.
Tororecommendsreplacingfastenerswithalockingfeatureoncetheyhave
beenremovedbecausetheeffectivenessofthelockingfeaturediminisheswith
eachreuse.Ifitisnecessarytoreuseafastenerwithalockingfeature;applya
threadlockingcompound(Loctiteforexample)tothefastenerduringinstallation.
Usetheappropriatestrengthandtypeofthreadlockingcompoundbasedon
application,fastenersizeorinformationfoundintheproductOperator’sManual,
ServiceManualorInstallationInstructions.
Groundsmaster
®
5900&5910
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SpecicationsandMaintenance:TorqueSpecications
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