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The RNA4912-XL is a heavy-duty needle roller bearing with a 68mm bore and 85mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 15300 lbf and operates smoothly at speeds up to 6700 RPM.
Its open design requires regular lubrication, while the steel cage ensures durability under high stress. The bearing is designed for press-fit mounting, making installation straightforward.
This model is interchangeable with INA bearings, offering a practical replacement option. Ideal for heavy machinery or automotive applications where radial load capacity is key.
Weighing 275g, it’s robust yet manageable for its size. Suitable for temperatures from -20°C to 110°C and compliant with RoHS standards.
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Performance Features of RNA4912-XL Bearing
RNA4912-XL Bearing is built for heavy-duty radial loads, with a dynamic radial load capacity of 15,300 lbf.
Its steel construction ensures durability and reliability in demanding applications.
The open design allows for easy lubrication, maintaining smooth operation over time.
With a maximum speed of 6,700 rpm, it balances performance and longevity.
RNA4912-XL Bearing operates efficiently in temperatures ranging from -20 to 110 °C.
Its press-fit shaft mount type simplifies installation, saving time and effort.
The needle roller design reduces friction, enhancing overall efficiency.
This makes RNA4912-XL Bearing suitable for high-load, high-speed applications.
Industrial Uses of RNA4912-XL Bearing
RNA4912-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its high radial load capacity is essential. The open design and press-fit mounting make it easy to install in tight spaces.
What Makes RNA4912-XL Bearing a Preferred Choice?
In automotive applications, RNA4912-XL Bearing works well in gearboxes and transmission systems, handling high speeds up to 6700 rpm. Its steel construction ensures durability under constant stress.
Built for Heavy-Duty Use: RNA4912-XL Bearing
For automation systems, RNA4912-XL Bearing supports robotic arms and conveyor belts, offering reliable performance with minimal maintenance. The metric sizing fits seamlessly into European and Asian machinery standards.
Medical vs Industrial: Where RNA4912-XL Bearing Excels
While not typically used in medical devices, RNA4912-XL Bearing shines in industrial settings like printing presses and packaging machines. Its high static radial load rating makes it ideal for repetitive, high-force operations.
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