SKF Four Row Tapered Roller Bearings

Thursday, 30. July 2009

China NSF bearings who offers the most extensive line of SKF four row tapered roller bearings available anywhere in the world is the world famous authorized agency in China.
 
Four-row tapered roller bearings (fig) are used successfully worldwide for rolling mill bearing arrangements where rolling speeds are slow to moderate. Because of their design they are able to take up those axial loads which occur in such applications in addition to radial loads and generally no separate thrust bearings are required in such arrangements. This means that the roll necks can be relatively short and the chocks at both sides of the roll can have the same design.

China SSHB bearings has an extensive range of four-row tapered roller bearings which covers not only the conventional designs with intermediate rings between the outer and/or inner rings (fig), but also a new design with modified rings which integrate the intermediate rings (fig). The particular advantages of these four-row tapered roller bearings without intermediate rings which have been developed by SKF include:

1. simpler mounting because of fewer components
2. improved load distribution over the four rows of rollers, leading to less wear and longer service life
3. simpler axial location on the roll necks because of reduced inner ring width tolerances
4. dimensional equivalence to conventional four-row tapered roller bearings with intermediate rings.

To enable these advantages to be exploited in all applications, those bearings of conventional design with intermediate rings produced by SKF are gradually being converted to the new design.
SKF four-row tapered roller bearings are produced in the TQO (fig) and TQI (fig) designs. The main difference is the configuration, or arrangement, of the roller and cage assemblies and the number of inner and outer rings dictated by this. TQO bearings are, however, used almost exclusively

The following list a series of TQO bearings we could supply in stock:

139,7 200,025 160,338    331138 AG                                 87 pcs in stock for best price
177,8 247,65 192,088      331480 G                                   82 pcs in stock for best price
177,8 247,65 192,088      BT4-0010 G/HA1C400VA903       77 pcs in stock for best price
205 320 203,5 203,5        BT4B 328065/HA1                     60 pcs in stock for best price
206,375 282,575 190,5     331486 G                                 59 pcs in stock for best price
206,375 282,575 190,5     BT4-0013 G/HA1C400VA903    58 pcs in stock for best price
206,375 282,575 190,5     BT4-0021 G/HA1                      57 pcs in stock for best price
216,103 330,2 269,875     BT4B 328204/HA1                    56 pcs in stock for best price
220,662 314,325 239,712  331156 G                                55 pcs in stock for best price
240 338 248                       BT4-0020/HA1                       54 pcs in stock for best price
241,478 349,148 228,6     330782 AG                               53 pcs in stock for best price
244,475 327,025 193,675  330862 B                                 52 pcs in stock for best price
254 358,775 269,875         331275 B                                51 pcs in stock for best price
254 358,775 269,875         BT4B 329071 G/HA1VA901     50 pcs in stock for best price
260 440 298,5                    BT4B 328551/HA1                49 pcs in stock for best price
260,35 422,275 317,5        BT4B 331487 BG/HA1            48 pcs in stock for best price
260,35 422,275 317,5        BT4B 331487 G/HA1              47 pcs in stock for best price
266,7 355,6 228,6              BT4-0014 G/HA1C400VA903 46 pcs in stock for best price
266,7 355,6 228,6              BT4B 328209 G/HA1C455     45 pcs in stock for best price
269,875 381 282,575         BT4B 331168 B                     44 pcs in stock for best price
276,225 393,7 269,875      BT4-0012 G/HA1C500VA901    43 pcs in stock for best price
279,4 393,7 269,875          BT4-0011 G/HA1C500VA901    42 pcs in stock for best price
279,578 380,898 244,475  330540 AG                               41 pcs in stock for best price
280 460 324                       BT4B 332441 G/HA1               40 pcs in stock for best price
285 400 340                       BT4-8116 E1/C525 *               39 pcs in stock for best price

If you want to purchase any kind of our goods ,kindly contact us at the details below. we’re looking forward to being of service to you. Wish to establish long and friendly business relations with you!

Our Email:okbearing@126.com
Tel: 86-138-21528041
Contact person: jerri li

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