6307 2RS CT deep groove ball bearing 35x80x21

Industrial applications

The 6307 2RS CT deep groove ball bearing is designed for applications requiring increased load capacity and reliable operation under demanding industrial conditions. It is widely used in electric motors, gearboxes, pumps, fans, and production machinery.

Thanks to its sealed design, this bearing performs well in environments exposed to dust, moisture, and contaminants, where open bearings would fail prematurely.

Construction and design

6307 2RS CT is a single row deep groove ball bearing equipped with double rubber seals on both sides. The 2RS sealing system protects internal components while retaining lubrication, ensuring long service life and reduced maintenance.

The 63xx series features a reinforced design compared to lighter series, providing higher load capacity. Precision-machined raceways and rolling elements guarantee smooth operation, reduced friction, and stable performance at medium to high speeds.

Technical parameters

Type: deep groove ball bearing single row
Model: 6307 2RS CT
Inner diameter: 35 mm
Outer diameter: 80 mm
Width: 21 mm
Sealing: 2RS double rubber seals
Load type: radial and axial
Application: industrial, automotive, mechanical systems

Operational advantages

6307 2RS CT offers high durability and excellent resistance to wear in continuous operation. The double sealing system significantly reduces contamination risk and extends bearing life.

Optimized internal geometry ensures low friction and stable rotation, making this bearing suitable for applications requiring efficiency and reliability.

Main description

6307 2RS CT is a deep groove ball bearing with double-sided sealing, designed for industrial applications requiring high load capacity, durability, and protection against contaminants.

Within the category of deep groove ball bearings CT, the 6307 model belongs to the 63xx series, which is engineered for higher loads compared to the 62xx range. The 35x80x21 mm configuration is widely used in drive systems, industrial machines, and mechanical assemblies where reliability and performance are essential.

Deep groove ball bearings like 6307 2RS CT are valued for their versatility and ability to handle both radial and moderate axial loads. The sealed design minimizes maintenance requirements while ensuring long-term performance in harsh environments.

In industrial practice, this bearing is commonly used in motors, pumps, fans, and transmission systems. As part of the CT bearing range, it provides a cost-effective and dimensionally compatible solution for both OEM production and maintenance operations.

FAQ

Why choose the 63xx series instead of 62xx?
The 63xx series offers higher load capacity for more demanding applications.

What does 2RS mean?
It indicates double rubber seals on both sides of the bearing.

Is the bearing ready for installation?
Yes, it is factory lubricated and ready to use.

Where is 6307 2RS CT commonly used?
In motors, pumps, fans, and gear systems.

Is it suitable for harsh environments?
Yes, the seals protect against dust and moisture.