F 18011 FERSA Ball Bearing 30x65x21

Applications

The F 18011 FERSA single row deep groove ball bearing is designed for general industrial applications requiring low friction, stable operation, and effective protection against contamination. Typical uses include electric motors, industrial machinery, drives, fans, and assemblies where the bearing operates inside a bearing housing as part of a bearing unit.

Design Advantages

This bearing features deep raceways that allow it to carry radial loads and moderate axial loads in both directions. Double contact plastic seals provide reliable protection against dust and moisture while retaining lubricant inside the bearing, reducing maintenance needs and extending service life. Manufactured by FERSA, it offers consistent quality, dimensional accuracy, and dependable performance in industrial environments.

Technical Data

• Bearing type: single row deep groove ball bearing

• Designation: F 18011

• Inner diameter: 30 mm

• Outer diameter: 65 mm

• Width: 21 mm

• Sealing: double-sided contact plastic seals

• Weight: approx. 0.27 kg

• Application: industrial machinery

Main Description

The F 18011 FERSA 30x65x21 is a versatile ball bearing engineered for continuous industrial operation. Its single row deep groove design ensures smooth, quiet running and high efficiency across a wide speed range. The sealed construction protects internal components from contamination, making it suitable for applications where relubrication is limited or undesirable.

This bearing is commonly selected for industrial systems where high durability, operational stability, and reduced downtime are essential. It can be used as a standalone component or integrated into bearing housings and complete bearing units. The balanced design makes it a practical alternative to open bearings in environments exposed to dust or moisture.

FAQ - Frequently Asked Questions

What loads does the F 18011 bearing handle?
It handles radial loads and moderate axial loads.

What does double contact sealing mean?
It provides effective contamination protection and grease retention.

Is it suitable for continuous operation?
Yes, it is designed for long-term industrial use.

Can it be installed in a bearing housing?
Yes, it is compatible with standard bearing housings and bearing units.