Roller Bearings, 21312/W33 Spherical Roller Bearing

Model Number: 21312/W33 Brand Name: ZYS Key Specifications/Special Features: ZYS spherical roller bearing cover all kinds of standard, non-standard bearings and in inch sizes, most of them are adopted the modified internal construction design, so the basic load rating is improved 25-30%, the life of the bearing is prolonged 2.0 to 3.5times, every specification of bearings can achieve the international standard.Features: Spherical roller bearings are a double row, self-retaining units comprising solid outer rings with a concave raceway, solid inner rings and barrel roller with cages, the inner rings, the inner rings have cylindrical or tapered bores.Spherical roller bearings including, E type design, E1 type design, CC type design, CA type design.E-type design, including symmetrical rollers, floating guide ring through the double row rollers, inner ring without ribs, two sheet steel cages, this kind of bearing is ZYS patented products, the basic dynamic load rating is prolonged about from 25% to 30%, So at the same conditions, the service life of E-type is prolonged 2.5 to 3.5 times than old design structure.CC type design, including symmetrical rollers, two pieces of sheet steel cage, inner ring without rib, the floating through two rollersCA type design, comprising symmetrical rollers, brass or steel cage and inner rings with ribs on both sides.Luoyang Bearing Science and Technology Co., Ltd. (ZYS) is China Unique comprehensive bearing institute with 60 years experiences in bearing industry. Possessing China National Bearing Inspection and Test Center,We have a complete range of bearing comprehensive technical supporting capacity in the bearing industry of China and reach the leading world level in many disciplines. We provide comprehensive advisory services in bearing industry for the state's important decision-making departments. We also offer comprehensive technical solutions with respect to bearing selection, design, material, inspection, test, process equipment, training, etc. for bearing and related industries. We have many leading technical experts at home and abroad in the bearing industry, whose research subjects represent technical development trend of China's bearing industry and reach the leading world level in many disciplines. We offer bearing related enterprises and users with complete technical solutions including bearing design, material, inspection, test, technical equipment, etc.