Angular contact ball bearing SKF 7020 ACD/P4ADBB

SKF 7020 ACD/P4ADBB is a angular contact ball bearing reference, within Bearings. Request a quote for 7020 ACD/P4ADBB via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF angular contact bearings of the ACD/P4ADBB series are precision components designed to support combined radial and axial loads in applications requiring high accuracy and rigidity. They are supplied as pre-assembled pairs with defined preload, which simplifies mounting and ensures consistent performance. They are ideal for machine tool spindles, measuring equipment and systems where precision and repeatability are critical.

The designation ACD/P4ADBB is interpreted as follows: ACD indicates an angular contact design with a 25° contact angle and polyamide cage, suitable for moderate axial loads. P4A is the dimensional and running precision class, higher than standard. DBB indicates a pair of bearings mounted in a back-to-back arrangement with light preload. This configuration provides high rigidity and capacity for tilting moments. Examples in the series include sizes such as 7004, 7005, 7009, 7013, 7014, 7020, 7205 and 7210, covering shaft diameters from 20 mm to 100 mm, according to ISO 15.

These bearings are used in milling machine, grinding machine and machining center spindles, where precision and speed are essential. They are also found in metrology equipment, rotary tables, drill heads and positioning systems. In Argentine industry, they are common in the automotive, aerospace and machine tool sectors, as well as in robotics and automation applications demanding high accuracy. Their ability to support combined loads makes them versatile in demanding environments.

To select correctly, consider the axial and radial load, the rotational speed and the required rigidity. Mounting must ensure precise alignment between supports; it is recommended to verify the perpendicularity and concentricity of the housings. Lubrication can be grease or oil, depending on speed and operating temperature. Sealing will depend on the environment: in the presence of contaminants, choose variants with seals. The preload built into the DBB pair must not be modified without proper knowledge, as it affects service life and thermal behavior.

Regarding equivalences, SKF bearings of this series can be interchanged with products from other brands that follow the same standardized designation, such as FAG, NSK or NTN, provided dimensions, precision and arrangement match. However, tolerances and preloads may vary between manufacturers, so it is essential to verify the technical specifications before replacing. For critical applications, always consult a specialist who can evaluate compatibility and expected performance.

If you need advice to choose the right bearing, at MR Accesorios Industriales we have the experience. Send us the complete part number by WhatsApp and we will help you find the best solution for your equipment. We work with SKF bearings and other brands. Do not hesitate to contact us; we are here to help you optimize the performance of your machines.

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