>> P.481
KTable4RecommendedfitsConditionNormaloperationDirectionallyindeterminateloadingToleranceclassShafth7n6,p6Housingbore(1)H7N7Note(1) ThisisapplicabletoPILLOBALLSphericalBushings,Inserttype.Fig.1Shapesofgreasenipple■SelectionofPILLOBALLLoadcapacitiesofPILLOBALLsaredeterminedbasedontheallowablecontactpressureonslidingsurfacesandtype.Thus,asuitabletypeandsizeshouldbeselectedbasedonthedynamicloadcapacityCdandstaticloadcapacityCsshowninthedimensiontables.thestrengthofbodyforeachLoadcapacityisobtainedonloadcapacityCd1DynamicloadcapacityThedynamicthebasisofthecontactpressureontheslidingsurface.Thedynamicloadcapacityisusedforcalculatingthelife.Thedynamicloadcapacityconsideringtemperatureincreaseisobtainedfromthefollowingequationusingthetemperaturefactor,whichisacorrectionfactorfortheeffectofPILLOBALLtemperature.Cdt=ftCd……………………………………(1)where, Cdt: Dynamicloadcapacityconsideringtemperatureincrease,N ft:Temperaturefactor(RefertoTable5.) Cd: Dynamicloadcapacity,N(Refertothedimensiontables.)SeeTable3.Table5TemperaturefactorftTemperature℃Type-30+80+80+90+ 90+100+100+120+120+150+150+180PBPHS(…A),POS(…A)PHSB,POSBPHS…ECPOS…EC11111110.70.90.750.55-2StaticloadcapacityThestaticloadcapacityCsisthemaximumstaticloadthatcanbeappliedonthePILLOBALLwithoutbreak-ingtheinnerorouterringofthePILLOBALLSphericalBushing(ortheinnerringorbodyofthePILLOBALLRodEnd),andwithoutcausingseverepermanentdeformationthatwillmakethePILLOBALLunusable.K32Table3ToleranceofwidthBofinnerringofPHSAtypeunit:mmd∆BsNominalboredia.ofinnerringDeviationofasingleinnerringwidthLow-0.2-0.3-0.4High000Incl.142022Over4-120■FitRecommendedTable4.fitsforPILLOBALLsareshownin■AccuracyTheaccuracyofPILLOBALLsinTables2and3.Themaximumradialinternalclearanceoftheinserttypeis0.035mm.isshownTable2Toleranceunit:mmTypeDimensionDimensionsymbolToleranceH7h60-0.1±0.1H70-0.1+0.038-0.0130-0.127+0.063-0.012dDBCdBdB1dBPBPHS(…A)POS(…A)PHS…ECPOS…ECPHSBPOSBPHSABoredia.ofinnerringOutsidedia.ofouterringWidthofinnerringWidthofouterringBoredia.ofinnerringWidthofinnerringBoredia.ofinnerringWidthofinnerringBoredia.ofinnerringWidthofinnerring
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