Governance and development of needle roller bearings specializing in bearing design, with sophisticated production equipment and improve the detection means to produce the type of needle roller bearings supporting cooperation between domestic and foreign customers, "Quality is the survival of the enterprise, integrity is the base of enterprise development" is my Factory essence of corporate culture. Product precision dimensional tolerances and geometrical accuracy JB / T8877. Mutual difference of needle roller diameter is 2μm, precision grade is G2 (GB GB309). The diameter of the inscribed circle conforms to tolerance grade F6 without inner bearing assembly in the front. 0 Group predetermined value bearing radial clearance in line with GB / T4604's. Special precision grade is based on GB / T307.1. Needle Roller Bearing Co., Ltd. Linqing municipal and disclose to you Mr.Song HK4520 needle roller bearings, needle roller bearings for use in combination with the shaft bearing raceway designed for needle roller bearings, bearing stiffness has certain requirements; or with IR standard within Circle were inlayed HK6020 needle roller bearings, shaft hardness is not required, the structure will be more compact product precision dimensional tolerances and geometrical accuracy JB / T8877. Mutual difference of needle roller diameter is 2μm HK4512 needle roller bearings, precision grade is G2 (GB GB309). The diameter of the inscribed circle conforms to tolerance grade F6 without inner bearing assembly in the front. 0 Group predetermined value bearing radial clearance in line with GB / T4604's. Special precision grade is based on GB / T307.1. Needle Roller Bearing Co., Ltd. Linqing municipal and Mr.Song disclose to you, combined needle roller bearings designed for use with the shaft bearing raceway of the bearing stiffness has certain requirements; or with a standard inner ring IR were inlayed on Hardness shaft is not required, the structure will be more compact HK6012 needle roller bearings | needle roller bearings | needle by LINQing municipal governance 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!