A: Think about the following aspect:
1. According to the model of bearing and the rate of tolerance tochoose the right substitutes.
2.According to the performance parameters, such as rated dynamicload, rated static load and ultimate speed, to choose appropriate substitutes.
3.According to the prefix and suffix of original bearing model toidentify the special performance of the product.
4.When the information is lack, you can have help from the originalbearing or fine the profession bearing manufacturer.