Cylindrical roller bearing SKF LNNU 4928/SPVU001

SKF LNNU 4928/SPVU001 is a cylindrical roller bearing reference, within Bearings. Request a quote for LNNU 4928/SPVU001 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF LNNU series cylindrical roller bearings are high-precision components designed to withstand high radial loads and considerable speeds. Their double-row design and the special SPVU execution make them suitable for demanding applications, such as machine tool spindles or high-accuracy equipment. At MR Accesorios Industriales we supply this SKF line for the Argentine industrial market, with technical advice to select the right variant.

The designation of these bearings combines the letters LNNU with a size number and the suffix /SPVU followed by a code. For example, LNNU 4928/SPVU001 indicates a bearing from the LNNU series with a specific size (the 4928) and a special SPVU001 execution. The LNNU prefix identifies double-row cylindrical roller bearings with a machined brass cage and cylindrical bore. The SPVU suffix indicates a variant with reduced tolerances and clearance, ideal for high-precision applications. The examples LNNU 4930/SPVU001 and LNNU 4948/SPVU001 show different sizes within the same series.

These bearings are used in machine tool main spindles, grinding machine heads, boring machines and high-speed machining centers. They also appear in measuring equipment, test benches and other applications where rigidity and rotational accuracy are required. In Argentina, we find them in the metalworking, automotive and capital goods industries, especially in imported precision machines or high-end domestically manufactured ones. Their ability to withstand radial loads and some axial load makes them versatile in configurations of two or more bearings.

To select the correct bearing, it is essential to consider radial and axial load, rotational speed and the required precision. Mounting must be carried out with suitable tools, avoiding blows that could damage the raceways. Lubrication can be grease or oil, depending on the application; in high-speed spindles, oil lubrication with circulation systems is preferred. Alignment between the supports is critical to avoid parasitic loads. Sealing will depend on the environment: in contaminated environments, additional protection is recommended. Always consult the technical specifications for each variant.

As for equivalents, SKF LNNU series bearings can be interchanged with products from other manufacturers that follow similar designations, such as FAG, NSK or NTN, but it is essential to verify the exact dimensions and tolerances. Not all suffixes match between brands, so substitution must be based on technical data and not only on the code. At MR Accesorios Industriales we can help you find the right equivalent for your application.

If you need a quote for SKF LNNU bearings or any other component for your machinery, send us the code or the dimensions via WhatsApp. Our technical team will reply shortly with the best option. At MR Accesorios Industriales we have more than 80 years of experience in the field, and we work with the leading brands to provide you with reliable solutions.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.