Four Row Taper Roller Bearing

Applications

Four-row tapered roller bearings are specifically designed for heavy-duty applications requiring high radial and axial load capacity. They are widely used in:

  • Steel & Metal Industry – Rolling mills, continuous casting machines

  • Heavy Machinery – Mining, construction, and material handling equipment

  • Railway – Axle systems and wheel hubs for locomotives and freight cars

  • Industrial Gearboxes – High-load power transmission systems

  • Paper Mills – Press and drying cylinders

Key Benefits

  • High Load Capacity – Supports extreme radial and axial loads in both directions

  • Exceptional Rigidity – Ensures precise shaft alignment and minimizes deflection

  • Enhanced Durability – Special heat-treated materials provide superior wear resistance

  • Optimized Performance – Reduces friction for improved energy efficiency

  • Easy Maintenance – Designed for simple assembly and disassembly, minimizing downtime

A four row taper roller bearing is a type of rolling element bearing that is designed to support high radial and axial loads simultaneously. This type of bearing consists of four rows of tapered rollers, making it capable of handling heavy loads in both directions. The inner and outer rings of the bearing are designed to accommodate the tapered rollers, providing smooth rotation and reduced friction.

4 row taper roller bearing-EGI Bearings
4 row taper roller bearing-EGI Bearings

Four row taper roller bearings are commonly used in heavy machinery and industrial applications where large forces and loads are present. These bearings are known for their high load-carrying capacity and durability, making them suitable for demanding operating conditions.

CurrentOriginald (mm)D (mm)T (mm)Cr (KN)Cor (KN)Grease (r/min)Oil (r/min)Weight (kg)
3829302077930150210165440845800100021.2
3829322077932E16022016544084578092019.7
3820342077134170260230908172067085039.5
38063677736180280180860163065082036
380640X22002822061200340062075038.6
380640777402003102001970552059070055.5
77741205320205860163055068055.4
38204420771442203403051500302050063098
38204820771482403603101530312045056091
3810507715025038525513902570430530108
38295220779522603602651270271045056076.3
38065277752X22603702201690315045056075.9
7775226040025518503720430530117
382052207715226040034519703970430530153
381156107775628046032421904050360450200
382960207796030042030016903730380480130
382060207716030046039023104880360450219
38066077760U30050035027306500340430263.5
381160107776030050037026104840340430285
382064207716432048038023104880340430234
382968207796834046031017704130340430145
3810687716834052032523104340320400234
381168107776834058042535306500280360441
7787236048037536007200300380196
3810727717236054032524304670300380248
381176107777638062042036306860240320487
77779395545288.725006850300400195.5
3806807778040054040053501500210290261.5
3810807718040060035630006080240320317
3811841077784420700480522010300190260760
38068877788440650355455012300200280384.7
3810887718844065037630906480200280401
381992107799246062031024305250200280173
3810927719246068041037107490180240476
381996107799648065033824505400190260301
3810967719648070042042309000170220547
3810/500771/50050072042042509120160200565
3810/530771/530530780450543011400140180744
3811/53010777/5305308705907170145001201601422
3819/56010779/56056075036831707410140180456
3811/56010777/5605609206208670145001001401635
3819/60010779/60060080038039509710120160536
3810/600771/600600870480600013300100140995
3811/60010777/600600980650984020400901201970
3819/63010779/630630850426467011000100140720
3810/630771/630630920515665014900951301158
3811/63010777/63063010306701110022200851102201
3819/67010779/67067090041250301240095130959
3811/67010777/6706701090710121002220075952665
3810/710771/710710103055581901880075951568
3811/71010777/7107101150750132002830067853227
3810/750771/750750109060596502230070901874
3811/75010777/7507501220840169003780048803994

Advantages of Four Row Taper Roller Bearing

One of the key advantages of using four row taper roller bearings is their ability to support heavy radial and axial loads. The design of these bearings allows for efficient distribution of forces, resulting in smoother operation and longer bearing life. Additionally, the tapered rollers help reduce sliding friction, which can minimize wear and heat generation.

Another advantage of four row taper roller bearings is their versatility in accommodating misalignment and shaft deflection. This flexibility allows for better performance in applications where alignment issues may arise, improving overall system efficiency and reliability.

Applications of Four Row Taper Roller Bearing

Four row taper roller bearings are commonly used in industries such as steel manufacturing, mining, construction, and power generation. These bearings are ideal for heavy-duty applications where high load capacities and reliability are essential. Some specific applications include rolling mills, gearboxes, crane wheels, and large industrial conveyors.

The robust design and superior load-carrying capabilities of four row taper roller bearings make them a preferred choice for equipment subjected to extreme operating conditions and demanding environments.