Ningbo Huahai Bearing Co., Ltd, which founded in 1991, is a comprehensive enterprise that specially designs, R&D and manufactures middle and large size bearings with high precision. The tolerance majorly focuses on P4 and P5. Our bearings are widely used in RV reduction gear, traveling hydraulic motor, textile machinery, diesel engine, crusher, rolling mill, etc. Our product`s size are from 70mm inner diameter to 1600mm outer diameter. The structure of our bearings are including angular contact ball bearings, cylindrical roller bearings, four-point contact ball bearings, deep groove ball bearings, spherical roller bearings, tapered roller bearings and thrust bearings. If customer requirements, we can also produce other types with standard as well as non-standard.
We have a series of advanced equipments such as CNC turning machines, CNC griding machines, Bainite heat-treatment production line. There are 16 technicians and 7 senior engineers, 3 of whom are the national bearing experts and one of whom is the winner of special government allowance. In 1999, we have passed the certification of ISO9001 Quality Management System. Based on many years experience of designing and manufacturing bearings, we have cooperated with many famous companies in long term, and our products are popular in both domestic and international market. “High quality and credit is first” is our company purpose. We are sincerely to cooperate with you!
