The most important codes for metric bearing series are listed in table 1. Skf was founded in 1907 and grew at a rapid rate to become a global company. As early as 1920, the company was well established in europe, america, australia, asia and africa. Lt bearing with the grease for lower temperature, the additional letter is the same meaning as ht mt bearing with the grease for medium temperature, the additional letter is the same meaning as ht lht bearing with the grease for lower or higher temperature, the additional letter is the same meaning as ht. Combining more than a century of world leading bearing technology, from skf selfaligning knowledge and cooper split roller bearing expertise, skf cooper are excited to announce the launch of the new split spherical roller bearing range, available in open unsealed and sealed versions.
The complete skf bearing nomenclature may consist of a basic designation with or without one or more supplementary designations. Bearing product catalog scheerer bearing corporation. Skf ball and roller bearings by anon and a great selection of related books, art and collectibles available now at. The optimized cross section of skf cylindrical roller bearings enables manufacturers to downsize. The complete bearing designation may consist of a basic designation with or without.
The designations of most skf rolling bearings follow a designation system. Bearing series in all the part numbering systems the term bearing series is. International standardization of bearing numbers has been examined by iso but not adopted. Skf uses cookies on our web site to align the information shown as closely as possible to the visitors preferences and to tailor our web site user experience in general. Examples and the applicable options for angular contact ball bearings are given below. The unit system can be set only on the select bearing page. For the preload case ga s0 keeps the preload constant and gives 100% bearing life.
The bearing conforms to dimension series 1 of iso 10285 and will replace the former lbbs type. Designation suffixes used with skf bearings and units for high temperature applications are explained in the following. The correct fits and quality on shafts and in housings. Over the years, different bearing concepts have been established and many innovations have been driven by the printing industrys need for more complex solutions incorporating associated components. The designations of most skf rolling bearings follow a bearing designation system. The making of an skf explorer bearing achieving the outstanding levels of skf explorer bearings has only been possible due to the basic sound engineering design of skf products and by further improving the manufacturing of bearings to these designs.
The unit system section becomes read only on the other pages. Free download skf bearing catalog,pdf,xls,doc, view skf. A new performance class for angular contact ball bearings. Metric bearings with the designation prefix j follow the abma designation system, which is used for inch bearings ansiabma std. The bearing comprises a plastic cage carrying hardened steel raceway segments and guiding the ball sets. Plummer block housings are available, making the use of. The diameter and length of the rollers and the wall thickness of the rings and retaining flanges have been optimized to provide maximum bearing service life fig. The skf plain bearing calculator supports basic plain bearing analysis based on and limited to the theory explained in the section bearings, units and housings. Inch system bearings are normally assigned individual part numbers for the inner race and outer races, whereas iso bearings are assigned a unique part number for the bearing assembly inner race and outer race. The company manufactures and supplies bearings, seals, lubrication and lubrication systems, maintenance products, mechatronics products, power transmission products, condition monitoring systems and related services globally. Designations established prior to 1977 are based on the system shown under basic designations, e. When more than one special feature is to be identified, suffixes are provided in the order shown in the table below.
Buy pillow block ball bearing units direct from motion industries. Your proven service leader with reliable delivery since 1972. Skf is a major supplier to the printing industry and offers a wide selection of bearing types and tailored solutions. The top countries of supplier is china, from which the percentage of skf bearing specification supply is 100% respectively. Skf cooper launch new split spherical roller bearings.
An example and the applicable options for spherical roller bearings are given below. This seal handbook contains complete product data for the selection of skf shaft seals, speedisleeves, wear sleeves, hydraulicpneumatic products, defender bearing isolator, vrings and heavy duty df hddf seals. Skf spherical roller bearings setting a new standard for. Each bearing company may create their own prefixes. The designations of most skf rolling bearings follow a system that may consist of a basic designation with or without one or more prefixes andor suffixes basic bearing designation system. Swedish ball bearing factory is a swedish bearing and seal manufacturing company founded in gothenburg, sweden, in 1907. A wide variety of skf bearing specification options are available to you, there are 67 suppliers who sells skf bearing specification on, mainly located in asia. Our products are sold well in middle east asia, southeast asia, europe and usa, and have earned high praise from clients. Do not degrade the machines using cheaper spare parts. The cross section of skf cylindrical roller bearings is optimally utilized. Skf bearing suffix identify designs or variants, which differ in some way from the original design or from the current basic design. However, the prefix w has been i implemented to indicate that the material is stainless steel. The designations of most skf rolling bearings follow a system that may consist of a basic designation with or without one or more prefixes andor suffixes basic. Bearing designations are of two types basic designations supplementary designations 4.
Skf, fag, nsk, ina, timken, ntn, nachi, koyo, iko and so on. Skf stainless steel deep groove ball bearings skf precision. View skf bearing information, such as oem number, application, minimum order, price and so on, free download skf bearing catalog on. The bearing designation can be typed in the search box with the starts with or contains or ends with option. Some of the very best practices for bearing maintenance are. Nomenclature guide to common bearing types for reference use only. Bearing designation systems 11 the basic designation consists of the code for the bearing series and the code for the bearing bore. To facilitate efficient bearing lubrication skf standard spherical. The designations of skf superprecision bearings follow a system that consists of a basic designation with or without one or more prefixes andor suffixes. Rs provides a better seal but more rolling friction than 2z. The bearing rings themselves usually only feature the basic designation and some supplementary designations, such as radial clearance and accuracy.
To download a pdf document of this catalogue and for information. Lbbr linear ball bearings the recently developed compact lbbr linear ball bearing is of a patented design. Designations the designations for skf stainless steel deep groove ball bearings follow the basic skf designation system except for inch types. Bearing with rubber seal on one side, one side open. Free download skf bearing catalogue catalog,pdf,xls,doc, view. The complete designation is always marked on the bearing package, whereas the marking on the bearing may be incomplete or deviate from.
Bearing with a metal seal on one side, one side open. Skf cylindrical roller bearings always in the lead. For rolling bearing calculations, please use our new tool skf bearing select. Skf bearing designation nomenclature nodes bearing. Skf concentra ball bearing units are part of skfs commitment to the total shaft solutions programme to provide a wide range of innovative bearing products to the air handling, conveyor equipment, fluid machinery, agricultural and forestry industries. Designation system for skf standard metric ball and roller bearings.
The correct lubrication for each and every application. Ltd is a bearings distributor and supplier of skf bearings,fag bearings,nsk bearings,timken bearings,ina bearings,ntn bearings,koyo bearings,nachi bearings,iko bearings. Skf spherical roller bearings setting a new standard for performance and reliability. The skf group is the worlds largest manufacturer of antifriction bearings and accessories with some 100 manufacturing sites worldwide and sales companies in 70 countries. Seals shields ff mrc shield designation skf z metal backed one side of bearing also skf 2z rs2 as rs1 but of fluorocarbon rubber for higher temperatures also 2rs2 rsl as rz, new design, also 2rsl rsh as rs1 new design, also 2 rsh for bearings of 60, 62 and 63. Rolling bearing calculations are not available anymore in this application. Also company can supply various kinds of bearings according to the customers requirements. Other all skf explorer series acbbs are produced under very clean conditions, since that affects the service life and quiet running performance of the bearings.
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