INA RNA4910.2RS 轴承>RNA4910.2RS>->58>72>22>RNA4910.2RS>INA>滚针轴承>INA RNA49...2RS系列带内圈的滚针轴承(两面密封)br>INA NA4900.2RS 轴承>NA4900.2RS>->10>22>13>NA4900.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4901.2RS 轴承>NA4901.2RS>->12>24>13>NA4901.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4902.2RS 轴承>NA4902.2RS>->12>24>13>NA4902.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4903.2RS 轴承>NA4903.2RS>->17>30>13>NA4903.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4904.2RS 轴承>NA4904.2RS>->20>37>17>NA4904.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4905.2RS 轴承>NA4905.2RS>->25>42>17>NA4905.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4906.2RS 轴承>NA4906.2RS>->30>47>17>NA4906.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封); INA NA4907.2RS 轴承>NA4907.2RS>->35>55>20>NA4907.2RS>INA>滚针轴承>INA RNA49...2RS系列不带内圈的滚针轴承(两面密封);