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 S7020 ACD/P4ATBTC is a super precision angular contact ball bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It measures 100mm×150mm×72mm and comes in a matched set of three bearings arranged back-to-back.
This bearing handles dynamic radial loads up to 38700 lbf and spins smoothly at speeds up to 16250 RPM. Its 25° contact angle and moderate preload ensure stable performance under angular loads.
The sealed design keeps grease in and contaminants out, while the phenolic cage offers quiet operation. It works well in temperatures from -30°C to 110°C.
Ideal for high-precision applications like machine tool spindles or industrial gearboxes. Weighing 3.82kg, it’s robust yet manageable for its size. Compliant with P4A tolerance class for exceptional accuracy.
How Does S7020 ACD/P4ATBTC Bearing Achieve Super Precision?
S7020 ACD/P4ATBTC Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
The chrome steel rings and balls ensure durability, while the phenolic cage maintains alignment under load.
With a dynamic radial load capacity of 38,700 lbf, it handles demanding conditions with ease.
The sealed design and grease lubrication reduce maintenance needs, extending its service life.
S7020 ACD/P4ATBTC Bearing operates smoothly at speeds up to 16,250 rpm, balancing performance and reliability.
Its P4A tolerance class guarantees consistent precision in critical applications.
The matched set of three bearings (> TBT arrangement) ensures stable operation under moderate preload.
This design is ideal for applications requiring high accuracy and durability.
Industrial Uses of S7020 ACD/P4ATBTC Bearing
The S7020 ACD/P4ATBTC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding workshop conditions.
Where Is S7020 ACD/P4ATBTC Bearing Used?
You’ll find the S7020 ACD/P4ATBTC Bearing in automotive transmission systems, where its moderate preload handles combined radial and axial loads efficiently. The phenolic cage reduces friction, making it ideal for high-speed gear shifts.
Built for Heavy-Duty Use: S7020 ACD/P4ATBTC Bearing
In robotics, the S7020 ACD/P4ATBTC Bearing’s matched set arrangement provides stability for articulated arms performing repetitive motions. Its chrome steel construction withstands continuous operation without compromising precision.
Medical vs Industrial: Where S7020 ACD/P4ATBTC Bearing Excels
While the S7020 ACD/P4ATBTC Bearing performs well in industrial pumps, it’s equally reliable in medical centrifuges due to its P4A tolerance class. The grease lubrication ensures smooth, quiet operation in both environments.
Perfect Fit for Automation: S7020 ACD/P4ATBTC Bearing
The S7020 ACD/P4ATBTC Bearing’s 25° contact angle makes it suitable for CNC machine slides requiring precise linear movement. Its temperature range allows consistent performance in climate-controlled production facilities.