What are the dimensions of this SKF 6404 ball bearing?

The bearing has an inside diameter of 20 mm, an outside diameter of 72 mm, and a width of 19 mm.

Is this bearing sealed?

No, this is an open bearing without seals, suitable for applications with external lubrication.

What is the radial internal clearance of this bearing?

This SKF 6404 bearing features standard normal radial internal clearance (CN).

What type of bore does this bearing have?

It features a cylindrical bore designed for direct mounting onto a standard 20 mm shaft.

What types of loads can this single row deep groove ball bearing handle?

It accommodates both radial and axial loads in both directions.

SKF 6404 single-row groove ball bearing cylindrical 20x72x19 mm

Supplier number: SKF 6404 | EAN 7316576608858

Recommended Retail Price €141.10

69.80 tax incl.

€57.69 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 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
Delivered from Belgium

↓ Documents (1) ✆ Talk to a specialist

Smooth rotation with Skf 6404

Practical benefits

High load carrying capacity: You effortlessly support heavy radial and axial loads thanks to the deep groove steel raceway design.
Low friction smooth running: Reduced vibration and friction allow you to operate equipment reliably even at demanding rotational speeds.
Convenient open bearing design: The unsealed construction lets you easily apply lubricant directly inside closed machinery housings for continuous performance.

In a nutshell

The right choise for

Keep your industrial machinery, pumps, and electric motors running smoothly with the Skf 6404 single row deep groove ball bearing. Designed with a cylindrical bore for direct mounting onto a 20 MM shaft, this open bearing effortlessly handles heavy radial and axial loads in both directions. The optimized raceway geometry and standard cn radial internal clearance minimize friction and vibrations, ensuring quiet operation at high speeds. Thanks to its unsealed design, you can easily apply external oil or grease lubrication inside enclosed gearboxes and housings, allowing you to carry out fast maintenance and maintain dependable equipment performance.

Product information FAQ

€69.80

In stock - tax incl.

Key features according to our expert

Inner diameter: 20 mm
Width: 19 mm
Number of rows: 1
Sealing (bearing): Without seals
Material (bearing seal): Not applicable
Radial clearance: CN (Normal)
Material (bearing): Steel
Material (cage): Brass (sheet)
Bore type: Cylindrical
High temperature: No
Outer diameter: 72 mm

Product description

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.

Avantages

Simple, versatile and robust design
Low friction
High-speed capability
Accommodate radial and axial loads in both directions
Require little maintenance

Documents

⤓ Technical data sheet PDF

All Features

Inner diameter: 20 mm
Width: 19 mm
Number of rows: 1
Sealing (bearing): Without seals
Material (bearing seal): Not applicable
Radial clearance: CN (Normal)
Material (bearing): Steel
Material (cage): Brass (sheet)
Bore type: Cylindrical
High temperature: No
Outer diameter: 72 mm
Matched arrangement: No
Tolerance class: Normal
Radial internal clearance: CN
Basic static load rating: 15
Material, bearing: Bearing steel
Relubrication feature: Without
Reference speed: 24000
Lubricant: None
Cage: Sheet metal
Locating feature, bearing outer ring: None
Filling slots: Without
Coating: Without
Sealing: Without
Limiting speed: 15000
Bore diameter: 20
Basic dynamic load rating: 30.7
Outer diameter: 72

Brand SKF
01010376
EAN 7316576608858
Supplier number SKF 6404

Frequently asked questions about this product

Answered by specialists

What are the dimensions of this SKF 6404 ball bearing?: The bearing has an inside diameter of 20 mm, an outside diameter of 72 mm, and a width of 19 mm.
Is this bearing sealed?: No, this is an open bearing without seals, suitable for applications with external lubrication.
What is the radial internal clearance of this bearing?: This SKF 6404 bearing features standard normal radial internal clearance (CN).
What type of bore does this bearing have?: It features a cylindrical bore designed for direct mounting onto a standard 20 mm shaft.
What types of loads can this single row deep groove ball bearing handle?: It accommodates both radial and axial loads in both directions.