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NTN 24140 CCK30/W33轴承 KOYO NJ 319轴承 INA 81104轴承 TIMKEN 230/1180YMB轴承 NSK NN 3048 K轴承 NSK NUP 215轴承 NACHI 31318轴承 INA HK 0709轴承 TIMKEN 662/654D轴承 INA SL01 4920轴承 NTN 7222 C轴承 NTN NUP 221轴承 FAG 23034EASK.M+AH3034 轴承 FAG 81214LPB轴承 NTN AXK 85110轴承 NSK NU 1028轴承 NACHI NJ 2222轴承 KOYO 32007轴承 FAG 294/560轴承 SKF 7334 B/DF轴承