Determine the operational conditions and performance requirements of your application, such as load, speed, temperature, and environmental factors.

The size of a ball bearing is determined by the dimensions of its outer geometry, which includes the diameter of the bearing bore (d), outer diameter (D), nominal width (B), height of the bearing (T), and edge reduction (r). Each bearing has an inner diameter (d), outer diameter (D), and width diameter (B/T). Using calipers or micrometers, you can accurately measure the dimensions and refer to the appropriate size chart for selection.

To avoid these problems, it is crucial to consult the manufacturer's specifications and the appropriate size chart when selecting bearings for any application. Proper selection ensures optimal performance, longevity, and safety of the machinery or system.

The common standard ball bearing sizes vary widely based on the type and application of the bearing. Ball bearings are available in both metric and imperial sizes.

Ball bearings are subjected to radial and axial loads during operation. Load ratings in the size chart indicate the maximum load capacity a bearing can handle before experiencing premature failure.

Needle roller bearings, are a type of rolling bearing characterized by their slender and elongated needle-shaped rollers. Compared to ball bearings, needle roller bearings have a smaller cross-sectional area and volume but possess higher load-carrying capacity. This makes needle roller bearings excel in applications with limited space, particularly in cases of radial space constraints.

Bearing clearance and tolerance may impact the overall system's performance, so make sure they are suitable for your specific needs.

Ball bearings are fundamental components used in a wide range of machinery and mechanical systems, enabling smooth and efficient rotational motion while minimizing friction and wear. These ingenious devices consist of an outer and inner ring with a set of balls sandwiched between them. The ball bearing size chart plays a pivotal role in selecting the right bearing for specific applications, ensuring optimal performance and longevity of the equipment.

Bearings that are too small or too large for the application may not distribute loads evenly.  This uneven load distribution can lead to inefficient operation, as the bearing might not handle the applied forces and rotations as intended.  As a result, machinery efficiency can be compromised, leading to decreased overall performance.

If a ball bearing is not selected according to the size chart or the specific requirements of the application, several problems can occur:

How Do Ball Bearings Work? Bearings are often small and unassuming components in a product, yet they are crucial for its proper functioning. Without bearings, many products would fail to operate effectively. But do you know how ball bearings...

Choosing an incorrect bearing sizes can lead to misalignment and increased friction between the bearing and its housing. This heightened friction can cause rapid wear and deterioration of the bearing components, reducing its lifespan significantly.

GreaseGun

As a lubricant manufacturer, Klüber Lubrication plays a pioneering role when it comes to new types of applications and innovative technologies. For electric and hydrogen-powered vehicles and other new mobility concepts we develop electroconductive lubricants which prevent damage from electric currents and enable a long roller bearing service life for electric motors, generators, fans and other products. For use in cleanrooms and vacuum environments we have developed suitable solutions, and low-noise lubricants from Klüber Lubrication are used wherever there is a requirement for low friction torque and noise levels.

Measuring a ball bearing size involves determining the bore diameter, outer diameter, and width of the bearing. These measurements are typically standardized and can be found in the manufacturer's specifications or on the bearing itself. Using calipers or micrometers, you can accurately measure the dimensions and refer to the appropriate size chart for selection.

Our products and services for all aspects of the grease and oil lubrication of bearings go even further: For cleaning, corrosion protection and preservation we also offer matching solutions.

The requirements to be met by roller bearings are as many and varied as their applications. For design engineers it is of benefit if they can include the right lubricating grease or oil in their considerations when designing the rolling bearing. This ensures that the unit comprised of the bearing and specialty lubricant fulfils the overall conditions and that the sealing materials and surrounding media are compatible with each other.

In critical applications such as automotive or aerospace systems, using improperly sized bearings can pose serious safety risks.  Sudden failures due to mismatched bearings can lead to accidents, especially in high-speed or high-load scenarios, endangering both equipment and personnel.

Ball bearing Greasefor bikes

Improperly sized bearings may not dissipate heat effectively.  Excessive heat buildup due to friction can occur, leading to overheating of the bearing and surrounding components.  Elevated temperatures can degrade lubricants, weaken materials, and ultimately result in bearing failure.

Ball bearing greasehome depot

Rolling bearings transmit forces and loads and at the same time reduce the friction associated with relative movements. They keep shafts and axles in place and make sure they can rotate freely. Thanks to their simple design principle, low friction coefficients and versatility, they offer proven service in countless applications, ranging from electric motors and small appliances to tools, machinery, vehicles and industrial and household applications. At the same time they have to meet the highest requirements such as high speeds, extreme temperatures and tough environmental conditions. Specialty lubricants for rolling bearing lubrication play a particularly important role here. Klüber Lubrication develops and produces special greases and oils which enable long maintenance intervals or lubrication over the entire lifetime of the application. They help prevent wear and bearing damage, minimise noise and reduce costs.

We are delighted to offer you professional consulting services. We firmly believe that choosing the right bearings is an indispensable step in building reliable and efficient machinery.       Therefore, we are committed to becoming your most trustworthy partner. Whether you require standardized bearings, custom solutions, or bearings designed for high loads and speeds.

Bearing greasetypes and grades

Selecting the appropriate bearings is crucial for reliability and performance. As an outstanding bearing supplier from Taiwan, we deeply understand this importance. Through the comprehensive information provided on our webpage, engineers and professionals can fully comprehend and utilize these valuable resources to make informed decisions.

Look for bearings with dimensions that match your shaft and housing requirements. The bore diameter, outer diameter, and width should align with your machinery's specifications.

Bearing greasetypes

Mismatched bearings can cause vibrations and noise during operation. These vibrations not only affect the smoothness of machinery but can also lead to structural damage over time.  Additionally, the noise generated can be a sign of misalignment or uneven load distribution, indicating potential issues with the bearing's performance.

For Klüber Lubrication, sustainability, environmental compatibility and compliance with statutory requirements are particularly important. We therefore develop biodegradable lubricants for applications where contact with the environment cannot be ruled out. For the food segment and pharmaceuticals industry, too, Klüber Lubrication offers specialty lubricants. These are registered as NSF H1/H2 and therefore have approval for applications in the production, transport and packaging of food. The specialty lubricants combine compliance with the relevant industry standards with optimum smooth-running characteristics and enable the bearings to provide long-lasting service.

Rolling bearing downtime is often the result of the wrong choice and use, impurities in the lubricant, excessive or insufficient lubrication. Our specialists provide customers with support worldwide on the lubricant selection of exactly the right lubricant, calculation of the grease life and the realisation of savings potential through for-life lubrication and increased energy efficiency. In addition, Klüber Lubrication is actively engaged in fundamental research and tests all tribological solutions in laboratories and on test rigs.

Axial bearings are designed to withstand axial forces, which are forces applied along the axis. When the load is applied along the axis of the bearing, it can provide efficient support and reduce friction, thus achieving smooth operation.

As a development partner for industry and in close partnership with customers worldwide, Klüber Lubrication develops specialty lubricants for a multitude of applications: High-temperature and low-temperature greases for industrial applications which deliver low friction and good protection against wear at operating temperatures of -80 °C to 300 °C, high-speed lubricants like greases and oils which enable a long roller bearing service life, for example in high-speed spindle bearings in machine tools, or specialty lubricants for heavy-duty applications.

A sleeve bearing (also known as a bushing bearing or plain bearing) is a straightforward and fundamental type of bearing. It primarily consists of an inner metal sleeve (known as the bushing) and an outer metal sleeve. Between these two sleeves lies a layer of special lubricating material, typically a sliding surface coated with grease or oil.

Bearings that do not match the application requirements are more prone to premature failure.  Replacing failed bearings and addressing resulting issues can lead to costly downtime in industrial processes, affecting productivity and profitability.

The ball bearing size chart is a comprehensive reference guide that displays various dimensions and specifications of ball bearings.

Are you looking for exactly the right specialty lubricant for your ball and roller bearings? Do you have questions or do you need advice on a special solution? We will be glad to help you - talk with our specialists about your project!

Radial bearings are widely used rolling bearings, and their main function is to support radial loads perpendicular to the axis. When the load is applied perpendicular to the axis of the bearing, radial bearings can provide stable support and reduce friction, thus achieving smooth operation.

Needle Bearings (Roller Bearings) are a type of bearing that performs exceptionally well at high speeds. Their rollers are precisely guided by specially shaped, high-rigidity cages with minimal dimensional error. Despite their small cross-section, needle bearings...

Top quality, reliability and innovation – that is what Klüber Lubrication stands for. We are your competent partner for all aspects of reliable lubrication of rolling bearings and ball bearings with grease and oil.

Bearings clearance is the internal gap between the balls and raceways. It influences the bearing's axial and radial play and thermal expansion characteristics.

In this article, we will explore the significance of the common ball bearing size chart and understand how to interpret and utilize it effectively.

For special challenges such as electro-erosion, pitting or bearing damage known as white etching cracks (WEC) on wind turbines, we develop and test innovative solutions together with our customers to enable long service lives and reliability to be achieved.

It is commonly referred to as "bearing" in English, while in Taiwan, it is usually called "軸承". The fundamental principle of a bearing involves the placement of rolling elements, such as balls, needles, or rollers, between the inner and outer rings to facilitate smooth rotation of the shaft.

Speed ratings define the maximum rotational speed at which a bearings can operate without causing excessive heat generation or premature wear.