Nylon vs Steel vs Brass: Which Bearing Cage Survives Heat?
Compare Nylon (TN9), Pressed Steel, and Machined Brass (M) bearing cages under high heat. Explore 4 practical case scenarios to prevent premature cage failure.
Read articleCompare leading global bearing brands and explore compatible TFL alternatives by model, product type and application.
View all Brands GuideMatch manufacturer part numbers with interchangeable TFL bearing options and model-selection support.
Browse bearing solutions by equipment, operating environment and industry.
Practical guidance on bearing selection, applications, maintenance and sourcing.
Compare Nylon (TN9), Pressed Steel, and Machined Brass (M) bearing cages under high heat. Explore 4 practical case scenarios to prevent premature cage failure.
Read article
Find answers about quality, orders, technical support and after-sales service.
Use our articles, reference tools and customer resources to support sourcing decisions.
Learn about TFL Bearing, our quality systems and supply capabilities.
View all About & CapabilitiesAccess engineering support and services throughout the purchasing process.
View all Services & SupportExplore customer projects, sourcing partnerships and ways to contact our team.
View all Work With TFL
The 6304-2RSL is a sealed single-row deep groove ball bearing with a 20mm bore and 52mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3777 lbf and spins smoothly at speeds up to 15000 RPM.
Its sealed design keeps grease in and dirt out, making it low-maintenance, while the stainless steel cage ensures reliable performance. The bearing operates well in temperatures from -30°C to 120°C.
This model is interchangeable with SKF bearings, offering a practical replacement option. Perfect for applications like electric motors or pumps where radial loads and high speeds are common.
Weighing just 0.15kg, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe and eco-friendly use.
Why Choose 6304-2RSL Bearing for Precision Tasks?
6304-2RSL Bearing features a sealed design, protecting against dust and moisture for consistent performance.
Its chrome steel construction ensures durability and resistance to wear in radial load applications.
The grease lubrication reduces friction, allowing smooth operation at speeds up to 15,000 rpm.
With a dynamic radial load capacity of 3777 lbf, it handles demanding tasks with reliability.
The stainless steel cage maintains ball alignment, extending the bearing’s service life.
Its P6 tolerance class ensures precision, making it suitable for high-accuracy applications.
Common Applications of 6304-2RSL Bearing
The 6304-2RSL Bearing is widely used in industrial machinery, such as electric motors and pumps, where its sealed design helps keep contaminants out. Its chrome steel construction ensures durability in demanding environments.
In automotive applications, 6304-2RSL Bearing is often found in wheel hubs and alternators, providing smooth rotation under radial loads. The grease lubrication extends its service life, reducing maintenance needs.
For household appliances like washing machines, 6304-2RSL Bearing offers quiet and reliable performance. The sealed feature prevents dust and moisture from affecting its operation, making it ideal for everyday use.
Automation systems benefit from 6304-2RSL Bearing’s precision, particularly in conveyor belts and robotic arms. Its P6 tolerance class ensures consistent performance in high-speed applications.
Medical devices such as dental drills use 6304-2RSL Bearing for its smooth operation and resistance to wear. The stainless steel cage adds an extra layer of reliability in sterile environments.