Thrust needle roller bearing with the thrust needle roller cage and thrust washers. Needle roller thrust maintained by the holding and guide frame. Thrust needle roller and cage component is the main thrust needle roller bearing. Physical ring needle roller bearing is composed of one or two rings and needle roller set with cage components. The main structural characteristics of the code structure type bearing NK NKS RNA49 RNA48 outer double-wall single row without an inner ring NKI NKIS NA49 NA48 outer double-wall single inner ring RNA69 outer double Edge double row without an inner ring outer double NA69 Edge double row inner ring needle roller bearings HK5020 needle roller bearings HK455538 | governance and needle (certified) | needle roller bearings supplied by Linqing municipal and needle roller bearings plant. Linqing municipal and needle roller bearings plant (www.zhgzzc.com) (www.zhgzzc.net) Shandong Liaocheng, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Needle in governance and leadership with the staff warmly welcome all inquiries negotiations to create a better future governance and needle.