NK42 / 30 Needle roller bearings _ governance (certified) _ Needle Roller Bearings Linqing provided by 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. Rise in temperature of the friction surface, the impact is much larger than the sliding speed V bearer impact pressure P. Velocity V bearing calorific NK42 / 30 needle roller bearings, mainly caused by friction bearings, we can see, the bearing life is mainly determined by the value of P × V's. Needle Roller Bearing Co., Ltd. is located in Linqing governance Linqing Pan Town Industrial Park West first, and tobacco shops bearing market together, close to the Pro Hall Road RNA4907 needle roller bearings, the traffic is very convenient. Specializing in the production of needle roller bearings NK43 / 20 needle roller bearings, and build all types of non-standard needle roller, cylindrical roller and other types of products. Combined needle roller bearings Combined Editing by radial needle roller bearing unit bearings and thrust bearing components portfolio, its compact structure, small size, high precision rotation, can withstand high radial load at the same time bear certain axial load. And product structure forms, wide adaptability, easy to install. Combined needle roller bearings are widely used in machine tools, metallurgical machinery, textile machinery and printing machinery and other machinery and equipment, and mechanical system design allows a very compact and nimble.