KR and KR ... PP curve roller KRV and KRV ... PP curve roller KRV and KRV ... PP type curve rollersKRV, KRV ... PP curve wheel and KR, KR ... PP curve wheel the same structure Only that they are full of needle roller bearings. They can withstand heavy loads and low speeds. And must often grease. For only drawn cup needle roller bearings Needle roller bearings F1712, due to the thin-walled outer ring needle roller bearings F1616, do not hand a hammer to install, use press pushed. Because the hand hammer needle bearing outer ring produce local deformation. Playing, uneven pressure needle roller bearings F1718, easy to make with needle bearings to move in slow, auxiliary rollers or secondary sleeve will gradually withdraw in the journal until loaded into the working position. Needle roller bearings F1718, governance and needle (online consultation), 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.