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The 21309 AJ is a double-row spherical roller bearing with a 45mm bore and 100mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 29000 lbf and can spin at speeds up to 8500 RPM.
Its spherical roller design allows it to adjust to misalignment, while the steel cage ensures durability. The open construction makes lubrication straightforward, with grooves and holes for easy maintenance.
This bearing operates smoothly in temperatures from -30°C to 200°C, making it suitable for harsh environments. It’s interchangeable with SKF models, offering a reliable replacement option.
Ideal for heavy-duty applications like industrial gearboxes or mining equipment, where high radial loads and misalignment are common. Weighing 0.98kg, it balances strength and practicality. Compliant with RoHS and REACH standards for safe use.
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Performance Features of 21309 AJ Bearing
21309 AJ Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 29000 lbf, ensuring reliable performance in heavy-duty applications.
The double-row spherical roller design allows for slight misalignment, reducing stress on the bearing.
This feature enhances durability and extends the service life even under challenging conditions.
With a maximum speed of 8500 rpm, 21309 AJ Bearing balances high performance and efficiency.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
21309 AJ Bearing operates in temperatures from -30° to 200°C, suitable for various environments.
Its open design simplifies lubrication, making maintenance straightforward and cost-effective.
Industrial Uses of 21309 AJ Bearing
The 21309 AJ Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. Its chrome steel construction ensures durability in harsh industrial environments.
Where Is 21309 AJ Bearing Used?
You’ll often find 21309 AJ Bearing in conveyor systems and gearboxes, where its high dynamic load capacity keeps operations running smoothly. The open seal design allows for easy lubrication, extending its service life.
Built for Heavy-Duty Use: 21309 AJ Bearing
21309 AJ Bearing excels in mining equipment, thanks to its ability to withstand combined loads and high speeds. The steel cage adds extra strength, making it reliable for continuous operation.
Automotive vs Aerospace: Applications of 21309 AJ Bearing
In automotive applications, 21309 AJ Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems due to its high-temperature tolerance. Its metric sizing ensures compatibility across industries.
Perfect Fit for Automation: 21309 AJ Bearing
21309 AJ Bearing is ideal for robotic arms and automated assembly lines, where precision and load capacity are key. The spherical roller design accommodates slight misalignments, reducing wear over time.
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