RNA6903 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) is specialized in "physical ring type needle roller bearings, bearing roller type needle roller bearings, needle roller bearings curve wheel class," the enterprise, the company adhering to the "integrity management , hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr.Song. Needle Roller Bearing Co., Ltd. governance clearance table / C1-- clearance within the standard of a group, the clearance is less than 2 groups. / C2-- Clearance meet the standard requirements of the two groups RNA6903 needle bearing clearance is less than 0 group. / C0-- Clearance meet the standard requirements of the 0 group, code omitted, does not mean that. / C3-- Clearance meet the standard requirements of the three groups of needle roller bearings, clearance greater than 0 groups. / C4-- clearance within the standard of four groups NK24 / 16 needle roller bearings, clearance greater than 3 groups. / C5-- clearance within the standard of five groups, clearance greater than 4 groups. Install full complement needle roller bearing is usually carried out using an auxiliary sleeve. At this time, the auxiliary rollers or auxiliary needle sleeve not to hold the needle fell out, with its own journal chamfered off the needle, needle roller bearings as to where in the journal moving slowly, the auxiliary rollers or auxiliary sleeve then slowly withdraw until loaded into the working position.