NATR and NATR ... PP-type roller bearing roller bearing NATR series includes an outer ring, inner ring, needle roller cage assemblies and pressed into and fixed in the inner sides of the retaining ring. NATR ... PP series also attach rings. This wheel bearing grease has a large storage space NATR17ZZ needle bearing, long-term use without greasing. DF - IR inner ring (the ring) after heat treatment and precision machining NATR25ZZ needle bearing, dimensional tolerances and geometrical precision in line with national standards, the inner raceway surfaces are generally oriented chamfer at both ends in order to install. It applies to the axis can not be heat treated, not directly as a raceway occasions. The inner ring and needle roller bearings without inner tie to reach normal operating clearance when used. NAST15ZZ needle roller bearings, needle roller governance (certified), needle roller bearings supplied by Linqing municipal and needle roller bearings plant. Linqing municipal and needle roller bearings plant (www.zhgzzc.com) Shandong Liaocheng, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Needle in governance and leadership with the staff warmly welcome all inquiries negotiations to create a better future governance and needle.