THE COMPANY PROFILE: Jinan Zhenghang Bearing Co., Ltd. Jinan Zhenghang Bearing Co., Ltd. was established in 2002, located in Shandong,the beautiful "Spring City" • Jinan, is a collection bearing the R & D, production and domestic foreign trade of technological innovation, the company (ZHZA) bearing products constant research and innovation development goals, the concept of survival of high quality, to excellent team service customers, employees received formal professional training certificates, strong technical force. Own unique manufacturing factory specialized in producing deep groove ball bearings, self-aligning ball bearings, spherical roller bearings, single row tapered roller bearings Inch tapered bearings automotive bearings bearing joints such as of Sibai multiple varieties annual production of more than 960 million units, the company has strong technical strength, excellent processing equipment, complete testing equipment to ensure the quality of the bearings. Zhenghang 2006 a cooperation agreement signed with foreign well-known brand bearings, agent and sales of imported bearings, Sweden, SKF Bearings, FAG Bearing Germany, IAN bearings, Japan NSK Bearings, NTN bearings, KOYO bearings, THK bearings, NACHI bearings, the United States TIMKEN bearings, Korea KBC bearing and other world famous brands, supply directly from Hong Kong, Singapore, Japan, Germany and other products are widely used in aerospace, railway, metallurgy, mining, machine tools, paper, petrochemical, electricity, machinery and other industries, Customers in various countries and regions, including the United States, the United Kingdom, Canada, Australia, Germany, Japan, South Korea and Taiwan. Company has a perfect quality assurance system, production, packaging, transportation in strict accordance with ISO standards, and has obtained ISO9002 quality certification and effective ERP inventory management system to win the trust and serve the users in the increasingly fierce market competition, the company has always followed the principle of "customer first, service first, the quality of survival, relying on the credibility of development". Have been pursuing, has been working, so that the user satisfaction, we are assured, and ultimately achieve a win-win situation with the user. ABOUT THE ENGLISH TAPERED ROLLER BEARINGS : Structure:Taper Type:Roller Brand Name:XL ZXY Bore Size:38 mm Outside Diameter:63 mm Model Number:JL69349S JL69310S Precision Rating:high Seals Type:open Number of Row:Single Row Place of Origin:Hubei China (Mainland) Breadth(mm):17 Weight(kg):0.201 Material:GCr15 UKS Bearing Description Tapered roller bearings can take large axial forces as well as being able to sustain large radial forces. Which are separable and have the following components: outer ring, inner ring, and roller assembly ( Rollers and the retainer) Application Tapered roller bearings are used in car and vehicle wheel bearings,moderate speed, heavy duty applications, agriculture, construction and mining equipment, axle systems, gear box, engine motors and reducers.