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NTN precision angular contact ball bearing · NTN 7020UC
NTN 7020UC angular contact ball bearing

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NTN 7020UC angular contact ball bearing

Manufacturer Part Number7020UC
Brand
NTN
Category
Bearings
Series
70
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Since 1945 · Martínez, Buenos Aires, Argentina

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How to read NTN 7020UC

70Series
Angular contact ball bearings, 70 series. For the same bore, each series has a different outside diameter and width.
20Bore
100 mm bore: 20 × 5.
UCSuffix
NTN suffix: it defines the variant (sealing, cage, internal clearance or other features).

7020 is the standard (ISO) basic designation: it defines the type, the series and the bore.

Description

NTN 7020UC is a reference of angular contact ball bearing, within Bearings. Request a quote for 7020UC via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The NTN UC series angular contact ball bearing is a precision component designed to carry combined radial and axial loads in a single direction. Its angular contact raceway design allows smooth, precise operation in applications requiring high rigidity and accuracy. It is ideal for machine tool spindles, pumps, compressors and power transmission equipment that run at high speeds and demand careful mounting.

The UC series designation is read from the number that precedes it: the first two digits indicate the bore diameter according to an established code, and the next two correspond to the outside diameter. The UC suffix identifies NTN's angular contact series, with a specific raceway and ball configuration that gives it its load and speed characteristics.

In Argentine industry, these bearings are used in machine tool spindles, milling machine heads, centrifugal pumps, screw compressors, high-speed electric motors and power transmission equipment. They are common in metallurgical, food and textile plants and in the automotive sector, where precision and reliability under combined loads are required. Their ability to carry axial loads in one direction makes them suitable for paired arrangements or in combination with other bearings.

To correctly select an angular contact bearing, take into account the magnitude and direction of the loads, the rotational speed, the lubrication and the type of sealing. Mounting must ensure precise alignment and adequate axial clearance, since these bearings are not self-aligning. Lubrication can be with grease or oil, depending on the application, and it is essential to maintain cleanliness during installation to avoid contaminants that reduce service life.

NTN UC series bearings are interchangeable with those of other brands that follow the same international angular contact designation. When looking for a replacement, check the main dimensions (bore, outside and width) and the load ratings, which can vary between manufacturers. If you have another brand's part number, we can quote you the exact equivalent or the compatible alternative that best suits your equipment.

To request a quote for the NTN UC series bearing you need, send the complete part number by WhatsApp to MR Accesorios Industriales. We will reply shortly with the commercial and technical information you require. We can also advise you on selection if you tell us the operating conditions of your application.

Dimensions

Bore
100 mm

Frequently Asked Questions

What does the UC suffix mean on NTN bearings?
The UC suffix identifies NTN's angular contact ball bearing series. It indicates a specific raceway and ball configuration that allows it to carry combined radial and axial loads in one direction, with high precision and rigidity.
How do I read the part number of an NTN UC series bearing?
The first digits indicate the bore diameter and the following ones the outside diameter. The UC suffix corresponds to the angular contact series.
What applications do NTN UC series angular contact bearings have?
They are used in machine tool spindles, pumps, compressors, high-speed motors and power transmission equipment. They are suitable for combined loads and high speeds, with precise mounting and adequate lubrication.
Request a quote for 7020UC via WhatsApp
Request a quote on WhatsApp