SKF 5306A

SKF 5306 A Double Row Angular Contact Ball Bearing

Description

The SKF 5306 A is a high-performance double-row angular contact ball bearing designed for applications requiring robust support for combined radial and axial loads. Its construction provides a high degree of stiffness, making it ideal for precision machinery where rigid axial guidance is critical. This bearing is an open type, allowing for lubrication with either grease or oil to match specific operational demands.

Specifications

• Bore Diameter (d): 30 mm
• Outside Diameter (D): 72 mm
• Width (B): 30.2 mm
• Contact Angle: 30 deg
• Number of Rows: 2
• Closure Type: Open

Label Info

• Brand: SKF
• Part Number: 5306 A

Application

This bearing is commonly used in industrial pumps, gearboxes, compressors, machine tool spindles, and other machinery that experiences complex load conditions.

Country of Origin

Made in the USA.

CO2 Impact

By purchasing this New Old Stock (NOS) bearing, you are preventing the emission of approximately 1.06 kg of CO2 associated with the production of a new one. This choice supports a circular economy and reduces industrial waste.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What does the ‘A’ suffix signify in the SKF 5306 A model?

The ‘A’ suffix in this SKF angular contact ball bearing model typically indicates that it has no filling slots, allowing it to accommodate axial loads in both directions.

Is this 5306 A bearing pre-lubricated?

As an open-type bearing, the SKF 5306 A is typically delivered with a rust-preventive compound but is not pre-greased for life. It requires external lubrication, usually oil or grease, depending on the application’s speed and operating conditions.

Can this bearing handle misalignment?

Double-row angular contact ball bearings like the 5306 A have very limited tolerance for misalignment. It is crucial to ensure precise alignment of the shaft and housing during installation to prevent premature wear and failure.

Last Update: Friday, March 13, 2026

spareparts2day is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners.