NUP2313轴承 53316轴承 YAT212-204轴承 NUP413轴承 GE80-KRR-B轴承 YAR212-204-2F轴承 NU214轴承 GE80-KRR-B-AH01-FA164轴承 YAR212-204-2F/AH轴承 NUP214轴承 GE80-KTT-B轴承 YAR212-2F轴承 NJ214轴承 GYE80-KRR-B轴承 YAR212-2RF轴承 NU214ET轴承