... ,77KR 72 PPA722480292648610014324001,01KR 80 PPA80301003536,972910615018001,61KR 90 PPA9030100353876,59,516022818001,982.SKF track roller KRV series DesignationDimensionsBasic load ratingsFatigue ... ,80KRE 72 PPA722880292648610014324001,04KRE 80 PPA80351003536,972910615018001,67KRE 90 PPA9035100353876,59,516022818002,034.SKF track roller NUTR series DesignationDimensionsBasic load ratingsFatigue ...