RNA22 ... 2RS, NA22 ... 2RS-bearing rollers that roller diameter and roller STO same series. They just slightly wider needle bearing HK354325, double sealed structure makes it no maintenance Needle Roller Bearings HK354512, temperature range is -20 ℃ -120 ℃. Installation should RNA22 without inner ring ... 2RS series roller bearing in careful not to damage seals. The outer end face of the guide needs. Governance and needle roller bearings Limited staff and thanked all walks of life support and love! We sincerely welcome domestic and foreign merchants work together to achieve win-win situation. Roller bearings for heavy loads, ball bearings for light or medium loads, bainite hardening or carburizing steel bearings, can withstand shock and vibration loads. Needle roller bearings needle roller bearings _ HK3512_ by LINQing municipal governance and needle and needle roller bearings plant. Linqing municipal and needle roller bearings plant (www.zhgzzc.com) (www.zhgzzc.net) strong, credible, in other industries, Liaocheng accumulated a large number of loyal customers. The company better work attitude and constantly improve governance and innovative ideas will lead the needle into the brilliant and you work for a better future!