轴承名称新型号旧型号内径(mm)外径(mm)厚度(mm)参考型号SKF618/4轴承618/41000084492.5618/4SKF618/5轴承618/510000855113618/5SKF618/6轴承618/610000866133.5618/6SKF618/7轴承618/710000877143.5618/7SKF618/8轴承618/810000888164618/8SKF618/9轴承618/910000899174618/9SKF61800轴承6180010008001019561800SKF61808轴承6180810008011221561801SKF61802轴承6180210008021524561802SKF61803轴承6180310008031726561803SKF61804轴承618041000804