Full Complement Cylindrical Roller Bearings: The Definitive Guide (2023)
Looking for a bearing that offers full support when you need it? Look no further than full complement cylindrical roller bearings.
This guide will teach you all you need to know about this trusty-bearing type to ensure your project runs smoothly.
Full Complement Cylindrical Roller Bearings are a great way to keep your machinery running smoothly.
Not only do they provide support and reduce friction, but they also have the added benefit of helping you save money in the long run!
With no cages or retainers required for installation, Full Complement Cylindrical Roller Bearings are easy to install and maintain, making them an ideal choice for any factory or workshop.
Full complement cylindrical roller bearings offer a variety of features that make them an ideal choice for many applications.
The separable inner and outer rings allow for easy mounting and dismounting, while their strong design provides high load-carrying capacity in both radial and axial directions.
As they are pre-lubricated, the bearings require minimal maintenance and are designed for trouble-free operation.
The cage design of full complement cylindrical roller bearings reduces friction and heat buildup, resulting in longer service life.
This article discusses the specifications of full complement cylindrical roller bearings, including their applications, and advantages.
Definition of full complement cylindrical roller bearings
Full complement cylindrical roller bearings are radial rolling element bearings with a full complement of rollers and an integral inner or outer ring.
They are designed to be especially suitable for applications where high radial loads, combined with limited axial space, require the use of a maximum number of rollers in the bearing
. The full complement design allows them to carry extremely high radial loads while providing excellent running accuracy and low friction.
Due to their construction, they are comparatively insensitive to misalignment and shock loads.
They also provide superior operational performance under low-temperature conditions due to their ability to distribute the load evenly across the entire loaded surface area.
With no cage required, they offer smooth movement even at high speeds, which makes them particularly suitable for heavy machinery applications.
Types of full complement cylindrical roller bearings
Single-row full complement cylindrical roller bearings
Single-row full complement cylindrical roller bearings are characterized by their large radial load capacity and a high degree of rigidity.
They provide maximum rolling elements contact with the raceway, resulting in a higher dynamic load rating for the same bearing size when compared to other types of roller bearings.
In addition, these bearings are designed to accommodate high axial loads due to the presence of crossed rollers.
They also reduce friction in applications such as printing presses, automotive transmissions, and gearboxes.
This makes them an ideal choice for heavy-duty industrial applications that require reliable performance under demanding conditions.
Finally, they are easy to install and maintain due to their simplified design and robust construction.
As a result, single-row full complement cylindrical roller bearings are an excellent choice for a wide range of applications.
Series SL1818, SL1829, SL1830, SL1822 (semi-locating bearings)
Single-row full complement cylindrical roller bearings offer an ideal balance between radial stiffness and load capacity.
The series SL1818, SL1829, SL1830, and SL1822 are semi-locating bearings and can accommodate limited axial displacements in both directions.
They feature a double row of rollers which maximizes their load capacity while providing the necessary stiffness.
The larger the number of rollers, the greater the load capacity and the radial stiffness of these bearings.
These series are particularly suitable for applications requiring heavy thrust loads or where high dynamic axial loads occur in combination with low speed or oscillatory motion.
They offer excellent performance under various operating conditions including shock loading and impact loading conditions due to their optimized internal design.
Series SL1923 (semi-locating bearings)
The SL1923 series is designed to support heavy radial loads and moderate axial loads in one direction.
It features an optimized internal design, providing increased load-bearing capacity and minimized noise levels.
This series can accommodate both high temperatures and low rotational speed applications due to its specialized raceway geometry.
Additionally, it offers enhanced sealing options for improved service life and protection against contaminants.
Furthermore, the SL1923 series has a semi-locating bearing arrangement that is especially suitable for use in locating supports.
All bearings of this series are delivered with a separable inner ring, which allows the bearings to be installed without additional tools or equipment.
They are available in open or sealed versions depending on the application requirements.
X-life bearings
X-life single-row full complement cylindrical roller bearings are highly reliable bearings designed to provide maximum service life and high levels of performance.
They are manufactured using advanced materials and techniques that deliver improved fatigue strength, greater load-carrying capacity, increased running accuracy, longer service life, and reduced noise.
The cage is designed to optimize the rolling movement while maintaining a low friction coefficient between its components.
Additionally, X-life bearings feature an optimized rib which ensures uniform pressure distribution on the rollers while also reducing stress at the contact points with the rings.
This leads to significantly less vibration and heat generation when compared with other cylindrical roller-bearing designs.
With these features, X-life single-row full complement cylindrical roller bearings offer superior performance and reliability for a wide range of applications.
Double row full complement cylindrical roller bearings
Double-row full complement cylindrical roller bearings are an ideal choice for applications that require a high radial load capacity and strength.
These bearings feature two rows of rollers, which provide more continuous contact between the inner and outer rings than traditional single-row designs.
The full complement of rollers maximizes their capacity to transmit torque and absorb shocks, making them suitable for even the most demanding operating conditions.
Additionally, their design offers enhanced stiffness, reduced thermal expansion effects, low friction, and extended service life.
This makes these bearings well-suited for industrial machinery, pumps, and compressors, as well as other heavy-duty applications requiring precise operation under high loads.
When coupled with proper lubrication and regular maintenance, double-row full complement cylindrical roller bearings can offer reliable operation in almost any environment.
Series SL0248 and SL0249 (non-locating bearings)
These double-row full complement cylindrical roller bearings are designed for use in applications where heavy radial loads and high speeds exist.
They feature two inner rings, one outer ring, and two rows of rollers. The rollers are guided by the ribs on both inner rings and the flange on the outer ring which contributes to optimized load distribution.
This ensures a long service life in even heavily loaded applications.
Additionally, they offer excellent running accuracy due to the precision-finished raceways on both inner rings since they reduce friction within the bearing.
SL0248 and SL0249 series cylindrical roller bearings can be used as non-locating or locating bearings depending on their design and application requirements.
They have several advantages compared to other bearing types.
They provide high load-carrying capability due to their large number of rollers, as well as a wide range of misalignment capabilities.
They also offer resistance to shock loads, which is critical in many applications.
Series SL1850 (semi-locating bearings)
SL1850 series double row full complement cylindrical roller bearings are semi-locating bearings, which feature two raceways in the inner and outer rings.
This design results in a bearing with an optimized load capacity and reduced friction.
The SL1850 series is ideal for applications that require high radial loads with moderate axial loads and speeds.
Its design also makes it suitable for shock absorption, vibration damping, and other dynamic oscillatory movements.
Additionally, its internal geometry allows it to accommodate misalignment of the shafts while still providing optimal performance under extreme conditions.
The SL1850 series is designed to meet demanding requirements across a variety of industries including automotive, aerospace, agriculture, construction equipment, material handling systems, and more.
Series SL0148 and SL0149 (locating bearings)
The double row full complement cylindrical roller bearings, Series SL0148 and SL0149 are designed to support higher load ratings in comparison to other types of bearing designs.
These locating bearings feature superior axial and radial load-carrying capacity, high stiffness, and minimum deflection under heavy loads.
Easy installation also makes them a great choice for a wide range of applications. They can be used with different housing styles depending on requirements.
The series is offered in various sizes from 12mm inner diameter to 400mm outer diameter and metric or imperial measurements.
The SL0148 series is distinguished by its solid brass cage which provides additional strength and long-lasting performance in challenging conditions.
Series SL0450 and SL04 (cylindrical roller bearings with annular slots – rope sheave bearings)
The SL0450 and SL04 series cylindrical roller bearings with annular slots are ideal for rope sheave applications given their full complement of rollers.
The special cage design, which is comprised of a large number of small rollers arranged in two rows, allows the bearing to effectively support radial loads as well as axial loads in both directions.
This type of bearing offers greater load capacity compared to other types of bearings and can be mounted without the need for an inner ring.
Additionally, these bearings have low friction characteristics and are suitable for high-speed applications.
X-life bearings
Double row full complement cylindrical roller bearings, also known as X-life bearings, are designed for particularly heavy radial loads.
These highly reliable roller bearings feature a special internal geometry that increases load capacity and operating life.
By maximizing contact between rollers and raceways, X-life bearings reduce friction and heat buildup, significantly improving running accuracy and bearing life.
Additionally, their construction offers more support for axial loads compared to standard bearing designs of the same size.
This makes them ideal for applications requiring increased strength in both radial and axial directions such as gearboxes and electric motors.
With proper installation and regular maintenance, X-life bearings can provide robust performance in even the most demanding environments.
Applications of full complement cylindrical roller bearings
Heavy industry (steel production)
Full complement cylindrical roller bearings are a type of bearing ideally suited to applications in heavy industry, such as steel production.
Their design enables them to transmit high radial and axial loads.
They also provide excellent running accuracy and stiffness, along with the ability to accommodate misalignment.
Additionally, they have low rotational torque values, meaning less energy is required for operation.
This makes full complement cylindrical roller bearings an ideal choice for heavy industrial applications that require accurate, reliable performance over long periods.
Furthermore, their robust construction ensures that these bearings can withstand extreme conditions without compromising on performance or lifespan.
As such, full complement cylindrical roller bearings are indispensable components in many heavy industries like steel production.
Power transmission (gearbox engineering)
Full complement cylindrical roller bearings are a reliable and cost-effective solution for power transmission applications, particularly in gearbox engineering.
The design of these bearings consists of rollers that are arranged crosswise without any cage to guide or retain them, allowing for maximum load capacity.
Additionally, the large number of rollers creates an evenly distributed load over the contact area, making it suitable for moderate radial loads as well as heavy axial loads.
It is also able to work at high speeds and provides good performance at temperatures ranging from -20°C to +120°C.
All these factors make full complement cylindrical roller bearings ideal for gearbox engineering in the automotive industry, construction machinery, machine tools, and agricultural equipment among others.
Processing machines and construction machinery
Full complement cylindrical roller bearings are ideal for processing machines and construction machinery due to their high load capacity, axial and radial rigidity, as well as their ability to accommodate shaft misalignments.
They are also noted for their long service life in these applications due to the greater number of rollers which allows for a better distribution of stress across the bearing surface.
This helps reduce vibrations, minimize noise levels, and increase efficiency.
Furthermore, they have good heat dissipation properties that allow them to tolerate higher temperatures in demanding conditions.
All of these benefits make full complement cylindrical roller bearings an invaluable component of processing machines and construction machinery.
Wind turbines (gearbox applications)
Full complement cylindrical roller bearings are ideal for wind turbines that require highly reliable operation in harsh environments.
The main advantages of using full complement bearings include increased load-carrying capacity due to the additional rollers;
minimized friction as they have no cages;
and improved durability, which makes them more suitable for high shock and vibration applications such as those found in gearbox applications.
Full complement cylindrical roller bearings also allow for easier maintenance, since the entire bearing can be replaced without having to disassemble other components.
Furthermore, these types of bearings are well-suited for high-speed rotor shafts because they have low rotational inertia and provide superior radial load support.
Advantages of full complement cylindrical roller bearings
High load-carrying capacity
Full complement cylindrical roller bearings can offer high load-carrying capacity due to their construction.
They contain a full complement of rollers, which enables them to transmit radial loads in either direction without any risk of buckling or overloading.
Furthermore, they have the advantage of being self-aligning and are therefore suitable for use in applications with misaligned shafts or housings.
Additionally, these bearings can be used in applications where heavy shock loading is anticipated as they do not require additional mechanical parts such as spacers or cages that could cause damage when subjected to such forces.
Lastly, they boast a long operating life with minimal maintenance requirements and low noise levels during operation.
High stiffness
Full complement cylindrical roller bearings are advantageous due to their high stiffness, making them ideal for applications that require low radial displacement and the need to support the high axial load.
This design allows for a large magnitude of rollers to be contained within the bearing race, increasing the contact surface between all elements, and leading to improved rigidity and reduced deflection.
This can also lead to increased levels of vibration dampening when compared to other types of bearing designs.
All this makes full complement cylindrical roller bearings an optimal choice in many industrial applications where these properties are essential.
Separable and interchangeable
Full complement cylindrical roller bearings offer several advantages. One of the key advantages is their separability and interchangeability.
This allows for easy installation, disassembly, and maintenance without having to remove the bearing from its housing or other components.
Additionally, the separable design ensures that any damage to one or two rollers does not affect the entire bearing.
This helps to extend bearing life, reduce downtime and improve operational efficiency.
The separability of full complement cylindrical roller bearings also enables them to be used in applications that require frequent re-lubrication.
This ensures better lubrication efficiency and longer bearing life.
Long service life
Full complement cylindrical roller bearings are designed to provide a longer service life than other types of bearings due to the increased number of rolling elements.
The increased contact surface area between the raceway and the rollers creates greater load-bearing capacity, thereby allowing for higher speed and torque transfers with minimal risk of damage or failure.
This makes them ideal for applications that require more demanding conditions such as high-speed and shock-loading applications.
Furthermore, full complement cylindrical roller bearings require less maintenance due to their greater durability, making them cost-effective solutions for many industrial uses.
The longer operational life can also reduce downtime costs associated with premature bearing failure, providing an additional benefit from the use of these specialized components.
Conclusion
In conclusion, full complement cylindrical roller bearings offer a variety of advantages for a wide range of applications.
These include improved load capacity and stiffness, reduced vibration levels, decreased noise generation, better resistance to thermal expansion, and greater efficiency.
Additionally, they provide the possibility of a smaller overall size while still providing maximum performance.
In light of these benefits, full complement cylindrical roller bearings are an excellent choice for many different industrial applications.