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Angular contact ball bearing with balls and outer ring · SKF 7203 BEY
SKF 7203 BEY angular contact ball bearing

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SKF 7203 BEY angular contact ball bearing

Manufacturer part number7203 BEYSize: 17 x 40 x 12 mm (d x D x B)More 17 x 40 x 12 mm bearings →Also known as: 7203BEY · 7203-BEYSKF 72 series size chart →
Brand
SKF
Category
Bearings
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Decoding SKF 7203 BEY

72Series
Angular contact ball bearings, 72 series. Series differ in outside diameter and width even when the bore is the same.
03Bore
Bore 17 mm: by standard, 03 designates 17 mm.
BEYSuffix
SKF suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.

7203 is the standard ISO basic designation, which sets the bearing type, series and bore.

Description

SKF 7203 BEY measures 17 mm across the bore and 40 mm across the outside diameter; its width is 12 mm (17 x 40 x 12 mm).

SKF 7203 BEY belongs to angular contact ball bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 7203 BEY and any equivalents.

For equipment that must handle radial and axial forces at the same time, the SKF BEY series angular contact ball bearing is a common choice. Its raceways are designed to take axial load in one direction, which makes it suitable for pumps, compressors and gearboxes. MR Industrial Accessories supplies this series and can help you confirm the correct size for your application.

The BEY code breaks down into two parts: the base number tells you the bearing size, and the letters BEY describe internal design details such as the contact angle and cage type. For instance, a 7205 BEY is an angular contact bearing from the 72 series with that specific internal design. If you need help reading a designation, our team can walk you through it.

These bearings appear in centrifugal pumps, screw compressors, gearboxes, machine tool spindles and electric motors. They are common in food processing, petrochemical and cement plants, as well as metalworking operations, where dependable performance matters.

When selecting an angular contact bearing, consider the direction of the axial load, the internal clearance and the mounting arrangement. They are usually installed in pairs, with preload set for the application. Sealing and lubrication should match the environment; in dusty or humid conditions, extra sealing is recommended. Shaft-to-housing alignment is critical to prevent unnecessary stress.

Interchange is possible between brands when dimensions and suffix designations align. SKF, FAG, NSK and NTN often have direct equivalents, but always check the contact angle and cage type. If you are unsure, send us the original part number and we will compare it with the applicable options.

To request a quote for an SKF BEY series angular contact bearing, message us on WhatsApp or email with the complete part number and quantity. MR Industrial Accessories will respond promptly and help you verify that it fits your equipment.

Dimensions

17 x 40 x 12 mm (d x D x B): boundary dimensions for basic designation 7203, according to ISO 15.

Bore
17mm
Outside diameter (D)
40mm
Width (B)
12mm

Same size, other brands

Other brands' pages with basic designation 7203: 17 x 40 x 12 mm (d x D x B) per ISO 15.

What they share are the ISO 15 boundary dimensions, not the specs: seals or shields, internal clearance, cage and load rating may vary with brand and suffix. Every quote is by full part number.

Frequently asked questions

SKF 7203 BEY bearing: what are its dimensions?
SKF 7203 BEY measures 17 mm across the bore and 40 mm across the outside diameter; its width is 12 mm (17 x 40 x 12 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation 7203.
What does the BEY designation mean on an SKF bearing?
The letters BEY indicate internal characteristics such as the contact angle and cage type. It is a design code, not a size. Contact our technical team for help interpreting it.
How is an angular contact bearing mounted?
It is generally mounted in pairs with a preload defined by the application. Proper alignment between shaft and housing and the correct internal clearance are important. Incorrect mounting can reduce service life.
Can I replace an SKF BEY bearing with another brand?
Yes, if dimensions and suffix designations match. Brands like FAG, NSK or NTN often have equivalents. Always verify the contact angle and cage type. If in doubt, send us the part number and we will advise you.
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