6307 ZZ CT deep groove ball bearing 35x80x21

Construction and design

6307 ZZ CT is a single row deep groove ball bearing designed for higher load capacity typical of the 63xx series. It is equipped with double metal shields (ZZ) on both sides, providing protection against solid contaminants while maintaining low rolling resistance.

The precision-machined raceways and rolling elements ensure smooth rotation, low friction, and stable performance. The bearing is factory lubricated and ready for installation.

Technical parameters

Type: deep groove ball bearing single row
Model: 6307 ZZ CT
Inner diameter: 35 mm
Outer diameter: 80 mm
Width: 21 mm
Sealing: ZZ metal shields
Load type: radial and moderate axial
Application: industrial, mechanical, drive systems

Industrial applications

The 6307 ZZ CT bearing is widely used in electric motors, pumps, fans, gearboxes, and industrial machinery. It is suitable for applications requiring higher rotational speeds and basic protection against dust and solid particles.

Its dimensions 35x80x21 mm make it a common choice for medium-duty mechanical systems where durability and efficiency are required.

Operational advantages

6307 ZZ CT offers high load capacity and efficient operation at elevated speeds. The metal shields reduce friction compared to rubber seals, improving energy efficiency and ensuring stable performance.

The bearing operates with low noise and provides long service life under standard industrial conditions, making it suitable for continuous operation.

Main description

6307 ZZ CT is a deep groove ball bearing with metal shields, designed to provide durability, high-speed capability, and reliable performance in industrial applications.

Within the category of deep groove ball bearings, the 6307 model belongs to the 63xx series, which offers higher load capacity compared to the 62xx series. The 35x80x21 mm configuration is commonly used in motors, drive systems, and industrial machinery where strength and operational stability are essential.

Deep groove ball bearings like 6307 ZZ CT are widely used due to their versatility and ability to handle both radial and moderate axial loads. The ZZ shielding design provides protection while maintaining high-speed performance and reduced maintenance requirements.

In industrial practice, this bearing is applied in rotating equipment and mechanical systems where smooth operation and durability are critical. As part of the CT bearing cluster, it provides a reliable and cost-effective solution for both OEM production and maintenance operations.

FAQ

What does ZZ mean in this bearing?
It indicates metal shields on both sides.

Is the bearing pre-lubricated?
Yes, it is ready for installation.

What loads can it handle?
Radial loads and moderate axial loads.

Where is 6307 ZZ CT commonly used?
In motors, pumps, gearboxes, and machinery.

Is it suitable for high-speed applications?
Yes, the metal shields support higher rotational speeds.