The application demands and operating conditions of rotating machinery are extremely diverse. Skf is one of the largest companies in sweden and among the largest public companies in the world. We have a large stock of deep groove ball bearings. Skf is the worlds largest bearing manufacturer, and employs 44,000 people in 108 manufacturing units. Skf spherical roller thrust bearings for long lasting performance. Help the installer do the job right ensure longer bearing life help prevent premature failure. Skf has been supplying canadian industry with top quality bearings, related products and services since 1917. Skf bearing product catalogue online nodes bearing. Each type of bearing has characteristic properties which make it particularly. One variation of roller bearings the tapered roller is used extensively. Enable maximum service life for incorporated bearings with less need for maintenance. Series 1 comprises the compact linear ball bearings lbbr as well as linear plain bearings lpbr. These bearings are included in the relevant product tables and are easily identified by an asterisk in front of the bearing designation.
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. Dynamic load capacity of bearing bright hub engineering. This catalogue contains the standard assort ment of skf rolling bearings typically used in industrial applications. These bearings combine the advantages of both bearing types. 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. By working with skf you have access to the worlds widest range of rolling and plain bearings. Bearing is defined by websters to be a support or supporting part a bearing is a component that allows for relative motion between parts your skeleton is the central structure that supports your body your bodys joints are bearings that allow different parts to move bearings can have many forms, but only two types. The ball thrust bearings are designed to handle thrust loads while operating at high speeds.
Inner rings for needle roller bearings metric nominal dimensions 16. Vibracon are registered trademarks of the skf group. As bearings distributor, nodes bearings supply a wide range of skf. Ball bearings, as shown below, are probably the most common type of bearing. Our products are sold well in middle east asia, southeast asia, europe and usa, and have earned high praise from clients. To provide the highest levels of service, skf endeavours to have its. Skf explorer bearings are interchangeable with previously specified skf standard bearings of the same type and size.
Standard roller and ball bearings upgraded explorer bearings. Skf ball bearings, roller bearings, track runners, plain bearings, bearing housing, linear motion. Find the exact bearing you need using ntn bearing finder, our powerful online catalog platform. Bearing product catalog scheerer bearing corporation. Explore our wide, highquality range and access the right housing for your toughest challenge. These bearings can be ordered with an aligning seat and aligning washer if misalignment or. Classification and characteristics of rolling bearings. 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. Till now we have discussed broadly on the various aspects of bearing selection.
The illustrations belo identify the bearing parts of eight skf basic bearing types the terms used conform ith the terminology section of the merican bearing manufacturers ssociation, inc bm standards, and are generally accepted by antifriction bearing manufacturers inner ring inner ring corner inner ring land uter ring land uter ring ball counter bore. Nomenclature guide to common bearing types for reference use only. Bearing fit is governed by the selection tolerances for bearing shaft diameters and housing bore diameters. Skf y bearings insert bearings the designations for skf y bearings differ somewhat from those described in the basic designation system and are covered in the relevant product section.
Lubrication of antifriction bearings mrc bearing services 286 lubrication of antifriction bearings introduction although the basic principle of ball and roller bearings is the rolling of one element over another, some sliding friction is generated during operation of antifriction bearings. It has the largest industrial distributor network in the industry, with 17,000 distributor locations encompassing countries. Optimal contact conditions the internal geometry of skf single row cylindrical roller bearings is special in two very significant ways. Bearings are used to support rotating shafts and are classified according to the direction of the main load. Free download skf bearing catalogue catalog,pdf,xls,doc, view. Bearing is a machine element that have constrained relative motions and used to reduces friction between moving parts of machine to obtain desired motion or we can say that the machine elements which are support the rotating parts of a machine and reduce friction are called bearings. All skf precision bearings catalogs and technical brochures.
Widely used fits for 0 class tolerance bearings and various shaft and housing bore diameter tolerances are shown in fig. The linear ball bearings lbbr represent the latest development and are, in addition to the standard version, also available in a corrosion. The bearings with which we are concerned fit two basic categories ball and roller. As the leading bearing supplier, skf manu factures a wide assortment of superprecision bearing types, series, designs, variants and. Skf bearing designations not covered by the basic system. Radial bearings from grainger can withstand heat, chemicals and corrosion, which can make them ideal for motors in the aerospace, agriculture and automotive industries. The rolling elements distinguish the two basic bearing types ball bearings and roller bearings. Also company can supply various kinds of bearings according to the customers requirements. Descriptions of the y bearing and y bearing unit types including design features and other information precede each product section. Nodes bearings specialize in skf bearings with a wide variety of skf bearings in stock we offer.
A bearing is a machine element which supports another moving machine element known as journal. This kind of ball bearing has a spherical outer race, allowing the axis of the bearing to wander around. Types of rolling bearings a rolling bearing is generally composed of an inner ring, an outer ring, a set of rolling elements and a cage fig 1. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than other bearing types. General data regarding selecting a y bearing or y bearing unit. 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. The skf bearing catalogue lists a large range of designs, variants and sizes of deep groove ball. Deep groove ball bearings are used in a particularly wide variety of applications.
The check box can be selected to add the calculation result in the report. They have low friction and are optimized for low noise and low vibration which enables high rotational speeds. Skf energy efficient deep groove ball bearings are designed specifically for these applications. The dynamic load capacity of a bearing any bearing can be selected from the bearing catalogue where all details pertaining to the particular bearing are given. Skf tapered bearing sets greatly reduce friction and increase load carrying capabilities. 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.
In a tapered roller bearing, the center lines do not converge at a common point. Reduced frictional moment diagram 1 illustrates the effectiveness of skf energy efficient deep groove ball bearings in a 3 kw electric motor. Search in skf precision bearings catalogs and technical brochures on directindustry and find the information you need in 1 click. Deep groove ball bearings are available in many executions and sizes. The design of the bearing may, for example, provide for free linear movement of the moving part or for free rotation around a fixed axis.
Bearings types a bearing is constituted by an inner and an outer ring. From the company that invented the selfaligning ball bearing 100 years ago, skf has evolved into a knowledge engineering company that ia able to draw on five platforms to create unique solutions for its customers. Skf highcapacity cylindrical roller bearings with an inner ring or outer ring shoulderguided cage 2. The designations for certain skf bearing types are either not covered, or are only partially covered. In addition, they also can be classified into ball bearings and. Bearing numbers and types explained engineer student. Skf, fag, nsk, ina, timken, ntn, nachi, koyo, iko and so on. A rolling bearing is generally composed of an inner ring, an outer ring, a set of rolling elements and a cage fig 1. Bearings are classified into radial bearings and thrust bearing depending on the direction of load.
The following pages provide more detailed explan ations about this bearing type and how it can be used. All bearing types and sizes currently used in north america are in inventory at warehouses across the continent. Skf 925 catalogue this catalogue of skf products has been compiled for the canadian market and relates to skf s stateoftheart technology and production capabilities. The result is a new performance class for skf spherical roller thrust bearings that provides significantly longer service life and smoother running. Axial bearings are designed to withstand axial thrust radial bearings are designed to withstand radial loads 3. Bearing types and cages engineering 6 timken tapered roller bearing catalog singlerow bearings ts singlerow this is the basic and the most widely used type of tapered roller bearing. To achieve the best performance fit for your application, there are many different parameters to consider, such as dimensions, weight, rotational speeds, load ratings, sealing and lubrication, to name a few. In this catalog, only the types marked by are shown. The example at the header shows a 6001 2rs bearing.
Wd combined bearings are particularly suitable for truck lift columns and all other convoying systems which require profiles. The search bearings button becomes active when three or more characters are typed in the designation search box. Skf radial ball bearings grainger industrial supply. As a rule the significance of the letter is bound to the particular bearing or bearing series. General catalogue overview this new skf general catalogue contains almost all of the standard rolling bearings and accessories required by industrial equipment manufacturers, as well as those used for replacement purposes. These are the most popular skf bearing housings on the market, developed to be the first choice for design, quality and economy. Generallyused, standard fits for most types of bearings and operating conditions are shown in tables 7.
Radial ball bearings can perform well in contaminated environments because they have vshaped grooves that can deflect dirt away. Cylindrical roller bearings i n t rod u c t ion ball bearings sph erical roller bearings t a p ered roller bearings t h r u s t bearings sp li t p illo w bloc k s s u p er p recision bearings rolling m ill bearings l inear m o t ion e ngineering s ec t ion 48 table of contents cylindrical roller bearings introduction about nsk cylindrical. Swedish ball bearing factory is a swedish bearing and seal manufacturing company founded in gothenburg, sweden, in 1907. At quality bearings online, many of our clients choose our standard tracked dhl service, with a delivery time of between 2 and 4 working days. The illustrations belo identify the bearing parts of eight skf basic bearing types the terms used conform ith the terminology section of the merican bearing manufacturers ssociation, inc bm standards, and are generally accepted by antifriction bearing manufacturers inner ring inner ring corner inner ring land uter ring land uter ring ball. Search by part specification, ntn part number, competitor part number, or drill down in a specific product category to order parts or download cad illustrations. Supplementary designations suffixes it should be noted that the appearance of a suffix in the alphabetical list, which follows, does not mean that a particular variant is available. These bearings can handle both radial and thrust loads, and are usually found in applications where the load is relatively small. Standard, skf explorer, skf energy effi cient and skf superprecision. There are numerous types and sizes of plummer blocks. They are found in everything from inline skates to hard drives. In this example, the motor was equipped with standard skf deep groove ball bearings and later. In addition, we will feature one particular type the tapered roller bearing which has numerous fleet applications. Lubrication of antifriction bearings mrc bearing services.
Domestic bearing pricelist effective from 1st may2016. The making of an skf explorer bearing achieving the outstanding levels of skf. Skf bearings catalogue pdf download skf bearing catalogue contains the standard assortment of skf rolling bearings typically used in industrial applications. The data may differ from that shown in earlier catalogues because of redesign, technological developments or revised methods of calculation. Skf spherical roller bearings setting a new standard for performance and reliability. On time deliveries, no minimums quantities, and combined sales experience of over 20 years in this field you can find skf bearing size chart, dimensions below. Showmetheparts is changing how the world finds replacement parts for their vehicles. This first number relates to the bearing type, as shown in the table below type 6 is a deep grooved roller bearing. Bearing interchange from afbma skf 90 1 bc 2 03 3 j 4 pp 5 n 6 3 7 0 8 x 9 6 10 2 3 3 18 1 zz 5 n 6 4 c3 8, 7 10 ht51 9 symbols afbma skf description 1. Today we will learn about bearing and types of bearings. Please consult an nsk representative for more information. The result of a single calculation or multiple calculations can be selected in the report. Mainly manufactures deep groove ball bearings, selfaligning ball bearings, spherical bearing, taper roller bearings, cylindrical roller bearings, needle roller bearings, selfaligning roller bearings, angular contact ball bearings, thrust ball bearings, thrust roller bearings, widely used in metallurgy, power, petrochemical, construction machinery, railway. Skf group which was founded in sweden in 1907 is the largest global supplier of ball bearing and roller bearing.
It consists of the innerring assembly and the outer ring. For largediameter shafts, cylindrical, taper, spherical and toroidal roller bearings are available, as well as deep groove ball bear ings. Skf cylindrical roller bearings always in the lead. Skf has a unique understanding of rotating equipment and how machine components and industrial processes are interrelated.
Skf cooper launch new split spherical roller bearings 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. Plummer block catalogue pdf 3 plummer block housings have much to offer. All the data required to select a y bearing or y bearing unit respectively are listed in the product tables. Click on the download icon to download the report in the. They can afford load from both axial and radial direction at the same time. To receive a copy of the dodge bearing engineering catalog, dodge gearing engineering catalog or dodge power transmission components engineering catalog. For smalldiameter shafts all types of ball bearings can be used, the most popular be ing deep groove ball bearings. We will discuss both categories, and cover bearing types, installation, operating conditions, maintenance and troubleshooting. Bearing type bc bl bn ba bt 6xxx xxx 7xxx cd 7xxx cc 7xxx acd 7xxx b conrad.
Sni and sn plummer block housings are split bearing housin gs for the fitting of self aligning ball or spherical roller be arings which are fixed to the shaft either by shrink fitting or with an adapter sleeve. Depending on the bearing type, design and size, many skf bearings are available in four performance classes. A deviating or modified internal design with same boundary dimensions. Skf spherical roller bearings setting a new standard for. The separator, which retains the balls or rollers, is also called the cage. Skf bearings,fag,nsk,timken,ina,ntn,koyo,nachi bearings. Basic information about the different needle roller bearing types, washers, and seals is. Skf bearing designation nomenclature nodes bearing.
Skf bearings for railway rolling stock reprint by skf industries, inc. To provide the highest levels of quality and customer service, these products are available worldwide through skf sales channels. To download a pdf document of this catalogue and for information. The bearing designation can be typed in the search box with the starts with or contains or ends with option.