To download a pdf document of this catalogue and for information. Ntn bearing technical calculation tool usage method 358 4. Answer william z stands for the type of shield on bearing a single z means its only shielded on one side and being z it would be a meatle shielded bearing v would be rubber. The ntn bearing unit is a combination of a radial ball bearing, seal, and a housing of highgrade cast iron or pressed steel, which comes in various shapes.
Bearings in this catalog are arranged by bearing type, with a size andor numerical listing. The example at the header shows a 6001 2rs bearing. 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. Numbers are sorted ahead of letters in the same position. Snr mine car bearing housing models tvn 200 and tvn 300 are equipped with selfaligning. A5 outer ring inner ring cage ball deep groove ball bearing fig a ball cage outer ring inner ring angular contact ball bearing fig. The outer surface of the bearing and the internal surface of the housing are spherical, so that the unit is selfaligning. Thrust means a pressure or pushing force exerted by one part against a.
They serve almost exclusively to indicate individual components of complete bearings or to designate miniature bearings. Fortunately, a specific bearing can be identified using a ball bearing part numbering system. Deep groove bearings are further identified as single or double row, and conrad type or filling slot type. Ball and roller bearings cad data of model numbers given in the catalog is available as an electronic catalog. L19 6203 basic bearing series and size designation2rs two molded rubber sealst5 abec5 tolerance class. That includes installation, lubrication, and maintenance. The lack of mechanical contact means that static friction can be eliminated. This second number relates the bearing series, which reflects the robustness of the bearing. The basic baldor catalog number consists of a letters prefix and several nonsignificant proceeding numbers. Every bearing consist these type of numbers printed on them these represents. Super precision sealed angular contact ball bearings.
Fag, skf and timken are all supplied with fast delivery and hassle free shopping. Convert your bearing dimensions to bearing numbers here. How to find type of bearing using bearing number quora. Following is a list of prefix and suffix definitions. By continuing to browse, you agree to our use of cookies. A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts.
In addition to tapered roller bearings, there are a number of other. Search wegpartnumberconfigurationwegmotorsusapnconf. The figure below shows the arrangement and meaning and so forth of bearing symbols for miniature and extrasmall ball bearings. In addition to assisting in bearing identification it helps to cross refer nsk and rhp types. Bearing interchange from afbma skf 90 1 bc 2 03 3 j symbols 4 pp 5 n 6 3 7 0 8 x 9 6 10 2 3 3 18 1 zz 5 n 64 c3 8, 7 10 ht51 9 symbols afbmaskf description 1. Bearings catalogs and cad drawings services nsk global. Consult for oems references or other manufacturers.
Nskhps high performance standard bearings for industrial machinery. Double row bearings selfaligning ball bearings maximum capacity bearings mast guide bearings integral shaft bearings special bearings nsk ball bearings can be categorized as deep groove bearings or angular contact bearings. The dn number is the product of the average diameter of the bearing rings millimeters. Nu style single row nu style bearings have two machined flanges on the outer ring and no flanges on the inner ring n style single row n style bearings have two machined flanges on the inner ring and no flanges on the outer ring, with rollers and cage on the inner ring.
The bearings are then filled with the required quantity of grease. The rkb bearing industries group is a swiss manufacturing organization operating in the bearing industry for over 70 years, with 90. P series parts are the oldest series of clevite 77 high performance bearings. Bearing definition is the manner in which one behaves or comports oneself. As you go up the scale below from 9 to 4 the inner and outer race thickness will usually increase along with the ball size, this will be to help. Each bearing listing includes the appropriate dimensions. Bearings 101 bearing types and numbering system youtube. Grease replenishing system for highspeed spindles finelub ii. Out of standard deep groove ball bearing followed by drawing number. Bearing numbers listed above are for bearings made of high carbon chrome bearing steel. Pdf a bearing is a machine element which supports another moving machine element known as journal. The rod bearings in this series typically have the greatest amount of eccentricity.
Most bearings will contain identifying marks and these are usually a series of numbers and some times letters. Search in skf precision bearings catalogs and technical brochures on directindustry and find the information you need in 1 click. We inform you that our website uses its own and thirdparty cookies, to improve our service and to know the degree of activity of our website. Using the timken bearing interchange the timken bearing interchange lists manufacturers part numbers, manufacturer name and the corresponding timken part number. All skf precision bearings catalogs and technical brochures.
This first number relates to the bearing type, as shown in the table below type 6 is a deep grooved roller bearing. Bearing series in all the part numbering systems the term bearing series is. Bearing numbers and types explained engineer student. C3 afbma internal radial clearancel19 mobil 28 grease, milg822. If the specific bearing type is not known, reference the index in the back of the guide for the page number where the bearing is listed. Sp, evo, aa the meaning of these characters attached to the basic code is not specifically fixed. Bearing nomenclature and numbering system korbel loziska. Search wegpart number configurationwegmotorsusapnconfquickguideenglish. Quantity unit conversion length inch 1 mm 0,039 inch 1 in 25,40 mm foot 1 m 3,281 ft 1 ft 0,3048 m yard 1 m 1,094 yd 1 yd 0,9144 m mile 1 km 0,6214 mile 1 mile 1,609 km area square inch 1 mm2 0,00155 1 645,16 mm2 square foot 1 m2 10,76 sq.