A***63240挖掘机轴承NTN挖掘机轴承NSK挖掘机轴承克迪斯轴承（天津）NTN挖掘机轴承NSK挖掘机轴承外形尺寸及技术参数对照表NTN挖掘机轴(天津）NSK挖掘机轴承（克迪斯轴承）轴承型号（单列角接触球轴承）外形尺寸（内径x外径x高）（mm）克A***630230x300x35迪AC6037300x370x33斯A***631230x310x39轴AC523438-1260x340x38承BA152-2036150x203x26BA222-1WSA222x273x26BA220-6WSA220x276x26)