What are the dimensions of this SKF 6311 deep groove ball bearing?

This bearing has a 55 mm bore diameter, a 120 mm outside diameter, and a width of 29 mm.

Is this deep groove ball bearing sealed?

No, this is an open bearing without seals, intended for applications with external lubrication such as an oil bath.

This model has a standard normal radial internal clearance (designated as CN).

It features a cylindrical bore designed for direct mounting on a straight 55 mm shaft.

This single row deep groove ball bearing accommodates radial loads as well as axial loads in both directions.

Supplier number: SKF 6311 | EAN 7316577062031

Recommended Retail Price €115.12

56.95 tax incl.

€47.07 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 4 products in stock.

Ordered before 20:00 - delivered tomorrow 22/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

Product information FAQ

€56.95

In stock - tax incl.

Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types.

Answered by specialists

What are the dimensions of this SKF 6311 deep groove ball bearing?: This bearing has a 55 mm bore diameter, a 120 mm outside diameter, and a width of 29 mm.
Is this deep groove ball bearing sealed?: No, this is an open bearing without seals, intended for applications with external lubrication such as an oil bath.
What radial internal clearance does this bearing have?: This model has a standard normal radial internal clearance (designated as CN).
What type of bore does this bearing have?: It features a cylindrical bore designed for direct mounting on a straight 55 mm shaft.
What types of loads can this bearing accommodate?: This single row deep groove ball bearing accommodates radial loads as well as axial loads in both directions.