... 2.China manufacture 3.confirm you the quality you need Thrust ball bearing A.products1. ... GCr153. Application: Oil drilling machines, screw shaft of oceangoing freighters, combining driving machines, overhead cranes, ... so on.B. specifications1. Certification: ISO9001- 2008 Certificate of Origin3. High precision, long life, low noise, ... 374.2051140M Bargain Price of High quality thrust ball bearing