6203-2RS-8 Ball Bearing

The 6203-2RS-8 Ball Bearing is a deep groove ball bearing with double rubber seals designed for applications requiring stable operation, internal protection, and dependable performance in industrial rotating systems.

With a 1/2” (12.7mm) bore, 40mm outer diameter, and 12mm width, this bearing is manufactured from 100% chrome steel and supplied factory pre-lubricated with C3 internal clearance for improved performance in high-speed and elevated-temperature applications.

Applications for the 6203-2RS-8

The 6203-2RS-8 can be used in a variety of industrial and mechanical systems, including:

• Electric motors
• Industrial machinery
• Conveyor systems
• Agricultural equipment
• Industrial pumps
• Power tools
• Pulleys and transmissions
• Automotive equipment

6200 series bearings are widely used in systems requiring load capacity, smooth operation, and reliable durability.

Features of the 6203-2RS-8 Ball Bearing

Double rubber seals

The 2RS configuration helps preserve internal lubrication while reducing exposure to dust and moisture during operation.

C3 internal clearance

C3 clearance supports improved performance in high-speed applications and systems operating under increased temperature conditions.

Chrome steel construction

Chrome steel provides dependable mechanical strength and long-lasting industrial durability.

Smooth operation

Deep groove design supports low vibration, reduced friction, and stable rotating performance.

When to Use a 2RS C3 Bearing

6203-2RS-8 bearings with C3 clearance are commonly recommended for:

• High-speed applications
• Equipment operating with elevated temperatures
• Continuous industrial systems
• Electric motors
• Moderately dusty environments

Usage Recommendations

To help maximize bearing life:

• Check shaft alignment
• Avoid excessive impact loads
• Monitor operating temperature
• Keep the system clean
• Inspect vibration and noise regularly

PGN Bearings Product Line

PGN Bearings supplies industrial components for rotating systems and mechanical power transmission applications. The product line includes ball bearings, roller chains, pillow block bearings, steel balls, and additional products designed for dependable performance and operational reliability.

FAQ

What does 2RS mean on a bearing?

“2RS” indicates rubber seals on both sides of the bearing.

What does C3 clearance mean?

C3 indicates greater internal clearance than standard bearings, recommended for higher-speed and elevated-temperature applications.

What size is the 6203-2RS-8?

This bearing measures 1/2” x 40mm x 12mm (12.7x40x12mm).

Does the bearing come pre-lubricated?

Yes. The bearing comes factory pre-lubricated.

Can this bearing be used in electric motors?

Yes. The 6203-2RS-8 is commonly used in motors and industrial rotating equipment.