Bearing sizes and dimensions
In addition to the basic dimensions, bearing sizes may also include other parameters such as bearing type, load ratings, and operating conditions.
1. Load Ratings: Bearings are designed to withstand different types of loads, including radial loads (perpendicular to the shaft) and axial loads (parallel to the shaft). Load ratings specify the maximum loads that a bearing can handle without experiencing premature failure. These ratings are crucial for determining the appropriate bearing size and type for a given application.
2. Operating Conditions: Factors such as speed, temperature, lubrication, and environmental conditions can impact bearing performance and longevity. Bearings designed for high-speed applications may have special features such as improved ball or roller geometry and higher precision manufacturing. Similarly, bearings intended for use in harsh environments may be made from corrosion-resistant materials or have protective seals to prevent contamination.
3. Bearing Type: Bearings come in various types, including ball bearings, roller bearings, thrust bearings, and plain bearings. Each type has its own design and construction, which can affect its performance and suitability for different applications. For example, ball bearings are commonly used for light to moderate radial and axial loads, while roller bearings are preferred for heavier loads and higher speeds.
Bearing sizes and dimensions are essential specifications used to identify and select the right bearings for specific applications. Bearings are typically categorized based on their inner diameter (ID), outer diameter (OD), and width (W). These dimensions determine how the bearing fits onto shafts, into housings, and interacts with other components within a machine or system.
For instance, a common notation for bearings is “ID x OD x W” format. The inner diameter refers to the diameter of the hole in the center of the bearing, while the outer diameter represents the diameter of the bearing from one edge to the other. The width indicates the thickness or depth of the bearing.
For example, a bearing with the dimensions of 25 mm ID, 52 mm OD, and 15 mm W would be expressed as “25 x 52 x 15 mm.”
In summary, bearing sizes and dimensions are critical parameters used to ensure proper fit, function, and performance of bearings in various industrial, automotive, and machinery applications.
About us
DFL Group is based on Hebei DFL Minmet Refractories Corp. Includes Hebei DFL Minmet Refractories Corp., Hong Kong CODO company, NSAR IND LLC in U.S.A., NSAR bearing manufacturing factory and a number of NSAR brand designated manufacturers. Our brands include NSAR, 3D, OWO, CBQ, and NASA .
NSAR bearings management team of managers, engineers, and technical staff have 15 – 25 years experience. We supply customers with bearings not only produced in our own factory, but also produced in professional bearings plants designated by NSAR brand to meet customers’ different requirements, such as pillow block bearings,we have designated a factory in northern China, which has perfect testing equipment and can develop products to customer needs very rapidly. Miniature bearings are arranged in the factory in southern China, which has enjoyed a good reputation long term in producing miniature bearings.
As a professional factory that produces professional products, with professional people doing professional things, our foreign customers have declared: “NSAR bearings have reached a domestic first-class and international brand-name quality, and NSAR bearing prices are 30-50% lower than international similar bearings.”
NSAR, a professional deep groove ball bearings supplier in China, provides a broad variety of deep groove ball bearings with best customer service and quality assured. With more than 20 years deep groove ball bearings manufacture experience, our deep groove ball bearing has been exported to United States, Canada, Mexico, Brazil, Argentina.NSAR can satisfy your bulk deep groove ball bearing customization needs,We provide 6012 bearing and 6000 bearings series and 6200 bearings series and pillow block ball bearings and 6300 bearing,you can products download.