Product Description

Metric NNF5030 ADA-2LSV Double Row Cylindrical Roller Bearing 150*225*1 220 mm 3   BC2B 320848 260 mm 400 mm 160 mm 70 KG SL04 5056PP NNF 5056C.2LS.V NNF5056 ADA-2LSV 280 mm 420 mm 190 mm 90 KG SL04 300PP     300 mm 380 mm 95 mm 25.5 KG SL04 5060PP NNF 5060C.2LS.V NNF5060 ADA-2LSV 300 mm 460 mm 218 mm 126 KG

Other Bearings We Offer:

Deep groove ball bearings Linear ball bearings Pillow block bearings Clutch release bearings
Cylindrical roller bearings Needle roller bearings Thrust ball bearings Thrust roller bearings
Spherical roller bearings Ball joint bearings Conveyor roller bearings Angular contact ball bearings

Our Advantage:

About FSK Factory Condition :

FAQ:
1.How can I get the bearing price?
Mike: You can leave your message on Alibaba, or conact us directly by email, , SkYPE, Viber. Tell us your quantity, usually 2-5 hours you will get the price.
2.How can I buy them?
Mike: You can place order on Alibaba, or pay the payment by Western Union, Paypal, T/T and L/C.
3. How long I can get these bearings?
Mike: for small order, we will delivery the bearings in 1-2 days after recive your payment. usually 3-5 days will arrive in your place by international express, such as DHL, TNT, UPS and so on. For big order, please contact us.
4.How to protect the bearing quality?
Mike: All procudts passed ISO9001:2008 and ISO14000 certificates. we can accept small sample order, you can check the quality.
5. Other service.
Mike: We can offer OEM service according to your demand.
 
FSK Bearing Company Advantages:
(1) We have first-class testing equipment to detect bearing various data parameters and control the quality of the bearing.
Whenever bearings must first detected whether the quality is qualified and the unqualified bearing will be eliminated directly.
So we can get the trust of a large number of customers, and supply them for several years.
(2) We have our own R & D capabilities, to help customers solve the problem of non-standard bearings.
We can also according to customer requirements change their own mark.
(3) Price, our manufacture ensure that our prices across China are quite competitive.
It is better for you to compare prices and quality among suppliers.
But everyone knows you can not buy the highest quality products with the lowest price,
but our product is the best quality if you use equal price.
 
FSK Cooperation Details
Delivery:
For Small weight or ungent ,we send by express UPS,DHL,FEDEX, or EMS,china post with Thracking number
For max production , we will ship by sea/air.
Payment Item:
TT, 30% deposit , 70% before shippment.
L/C At Sight
Paypal Or Western Union In advance
Service:
Trade Assurance
Payment Protection
Timely Delivery Guaranteed
Product Qualtity Protection

 

Metric NNF5030 ADA-2LSV Double Row Cylindrical Roller Bearing 150*225*100 mm P6 P5, Get Cheap Price From China Bearing Factory Now !

 

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Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: 225mm
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

tapered roller bearing

What are the Challenges Associated with Thermal Expansion in Tapered Roller Bearings?

Thermal expansion presents several challenges in tapered roller bearings, particularly in industrial and high-speed applications. As the bearing components heat up during operation, they expand, which can impact the bearing’s performance, longevity, and overall operation. Here are the challenges associated with thermal expansion in tapered roller bearings:

  • Internal Clearance Reduction:

As the bearing components heat up, their dimensions increase due to thermal expansion. This reduction in internal clearance can lead to increased friction, higher operating temperatures, and even binding of the rolling elements.

  • Lubrication Concerns:

Thermal expansion can affect the distribution and viscosity of the lubricant within the bearing. If the lubricant thins out due to temperature rise, it may not provide adequate protection against friction and wear, potentially leading to premature failure.

  • Increased Friction and Wear:

With reduced internal clearance and potential changes in lubrication properties, the bearing is more susceptible to increased friction and wear. This can result in accelerated wear of the rolling elements, raceways, and cage.

  • Higher Operating Temperatures:

Thermal expansion contributes to elevated operating temperatures within the bearing assembly. Excessive heat generation can degrade the lubricant, weaken bearing materials, and reduce overall efficiency.

  • Alignment Issues:

Temperature-related expansion can lead to misalignment between bearing components, causing uneven loading and potential damage to the rollers and raceways. This misalignment can also lead to increased vibration and noise.

  • Variability in Fit and Clearance:

Components within the bearing may expand at different rates due to variations in material properties. This can result in changes in fit and clearance between components, affecting the overall stability and performance of the bearing.

  • Impact on Preload:

If a bearing is preloaded to eliminate internal clearance, thermal expansion can significantly affect preload values. This can lead to altered load distribution, increased stress on components, and potential bearing damage.

  • Performance Inconsistencies:

Thermal expansion can introduce inconsistencies in bearing performance, especially during transient operating conditions where temperature changes occur rapidly.

  • Limitations in High-Speed Applications:

In high-speed applications, the rapid temperature rise due to friction and heat generation can exacerbate the challenges of thermal expansion, necessitating careful design and lubrication strategies.

  • Design and Material Considerations:

Manufacturers must carefully consider the materials and design aspects of tapered roller bearings to account for thermal expansion effects. This may involve selecting materials with suitable thermal properties and optimizing internal clearances.

Managing thermal expansion challenges requires a comprehensive approach that involves proper bearing design, lubrication strategies, and monitoring of operating conditions. Addressing these challenges ensures that tapered roller bearings can perform optimally and reliably in various applications.

cylindrical roller bearing

Can you provide examples of industries or equipment that frequently use cylindrical roller bearings?

Cylindrical roller bearings are widely used in various industries and equipment where rotational motion is involved. Their design and characteristics make them suitable for numerous applications that require high radial load capacity, moderate axial load capacity, and the ability to accommodate misalignment. Let’s explore some examples of industries and equipment that frequently utilize cylindrical roller bearings:

  • Automotive Industry:

The automotive industry extensively uses cylindrical roller bearings in various components such as wheel hubs, transmissions, engines, steering systems, and differentials. These bearings provide support for rotating shafts and help withstand radial loads encountered during vehicle operation. They contribute to the smooth and efficient functioning of critical automotive systems.

  • Mining and Construction:

In the mining and construction sectors, cylindrical roller bearings are crucial for heavy-duty applications. They are commonly found in equipment such as conveyor systems, crushers, pulverizers, excavators, and loaders. These bearings are designed to handle high radial loads and provide reliable performance in demanding environments characterized by dust, dirt, and heavy vibrations.

  • Power Generation:

Cylindrical roller bearings are extensively used in power generation equipment, including turbines, generators, and electric motors. They play a vital role in supporting rotating shafts and providing smooth operation under high-speed and high-temperature conditions. These bearings are designed to handle significant radial loads, ensuring reliable and efficient power generation.

  • Steel and Metal Processing:

The steel and metal processing industry relies on cylindrical roller bearings in various applications, including rolling mills, continuous casting machines, and metal cutting equipment. These bearings are capable of withstanding heavy loads, high temperatures, and harsh operating conditions encountered in metal processing operations.

  • Pulp and Paper:

In the pulp and paper industry, cylindrical roller bearings are found in paper machines, rollers, and rotary kilns. They provide support for rotating drums, rolls, and shafts, ensuring smooth and reliable operation during the paper production process. These bearings are designed to withstand the high loads and continuous operation associated with paper manufacturing.

  • Machine Tools:

Cylindrical roller bearings are widely used in machine tools such as lathes, milling machines, grinders, and machining centers. They provide precise support for rotating spindles and shafts, enabling accurate and efficient metal cutting operations. These bearings contribute to the precision and reliability required in the machining industry.

  • Textile Machinery:

The textile industry utilizes cylindrical roller bearings in various textile machinery, including spinning frames, looms, and winding machines. These bearings support rotating components and help maintain the tension and smooth movement of yarns and fibers during the textile production process. They are designed to withstand high speeds and provide reliable performance in textile manufacturing operations.

These are just a few examples of industries and equipment that frequently rely on cylindrical roller bearings. Their versatility, load-carrying capacity, and ability to operate in diverse environments make them suitable for a wide range of applications across numerous sectors.

cylindrical roller bearing

What are cylindrical roller bearings, and how are they used in machinery?

Cylindrical roller bearings are a type of rolling element bearing that consists of cylindrical rollers held in place by a cage. They are designed to provide high radial load-carrying capacity and moderate thrust load-carrying capacity. Cylindrical roller bearings have a relatively high stiffness and can accommodate axial displacement between the inner and outer rings.

These bearings are commonly used in various machinery applications due to their specific characteristics and advantages:

  • Radial Load Capacity:

Cylindrical roller bearings can withstand high radial loads, making them suitable for applications where the primary load is radial in nature. The cylindrical rollers distribute the load evenly along their length, reducing stress concentrations and improving load-carrying capacity. This characteristic allows cylindrical roller bearings to support heavy machinery components and handle substantial radial forces.

  • Thrust Load Capacity:

While primarily designed for radial loads, cylindrical roller bearings can also accommodate moderate axial loads. The arrangement of the cylindrical rollers and their contact angle with the raceways enables these bearings to handle limited thrust loads. However, for applications with predominantly axial loads, other types of bearings, such as thrust bearings, may be more suitable.

  • Design Variations:

Cylindrical roller bearings come in various design variations to meet specific application requirements. These variations include different cage designs, such as solid cages or cages made of polymer materials, which offer benefits such as reduced friction and improved lubrication. Additionally, cylindrical roller bearings can have different configurations of the inner and outer ring flanges, such as separable or integral designs, to facilitate installation and maintenance.

  • High-Speed Capability:

Cylindrical roller bearings can operate at high speeds, depending on their design and internal clearance. Factors such as cage material, roller design, and lubrication play a role in determining the maximum allowable speed. Manufacturers provide speed ratings and guidelines to ensure proper selection and operation of cylindrical roller bearings within their speed limits.

  • Application Versatility:

Cylindrical roller bearings find wide applications in various machinery and equipment. They are commonly used in rotating machinery, such as electric motors, gearboxes, pumps, and compressors. Cylindrical roller bearings are also utilized in industries such as automotive, aerospace, construction, and mining, where they support heavy loads and provide rotational motion in critical components.

  • Alignment and Compensation:

Cylindrical roller bearings have the ability to accommodate slight misalignments between the inner and outer rings. This feature allows for easier installation and helps compensate for mounting errors or shaft deflections during operation. The axial displacement capability of cylindrical roller bearings can also assist in thermal expansion or contraction of the shaft and housing.

In summary, cylindrical roller bearings are a type of rolling element bearing that provides high radial load-carrying capacity and moderate thrust load-carrying capacity. They are used in machinery applications where heavy radial loads need to be supported. With their versatility, high-speed capability, and ability to accommodate misalignment, cylindrical roller bearings contribute to the efficient and reliable operation of various types of machinery.

China best Metric Nnf5030 Ada-2lsv Double Row Cylindrical Roller Bearing 150*225*100 mm P6 P5   double row ball bearingChina best Metric Nnf5030 Ada-2lsv Double Row Cylindrical Roller Bearing 150*225*100 mm P6 P5   double row ball bearing
editor by CX 2024-05-15