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The 21320 E/C3 is a double-row spherical roller bearing with a 100mm bore and 215mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 97342 lbf and operates smoothly at speeds up to 4500 RPM.
Its open design and C3 radial clearance allow for easy lubrication, while the steel cage ensures durability under heavy use. The bearing performs reliably in temperatures ranging from -30°C to 200°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where robust performance is needed.
Weighing 8.95kg, it’s built to handle demanding conditions while complying with RoHS and REACH standards for safety.
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Performance Features of 21320 E/C3 Bearing
21320 E/C3 Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 97342 lbf, making it suitable for heavy-duty applications.
The double-row spherical roller design ensures smooth operation even under misalignment conditions.
With a maximum speed of 4500 rpm, it delivers reliable performance in high-speed environments.
21320 E/C3 Bearing operates in temperatures from -30° to 200°C, adapting to various industrial conditions.
The C3 radial clearance provides optimal performance under thermal expansion and heavy loads.
Steel cage construction enhances durability, keeping rollers aligned for extended service life.
Its open design simplifies lubrication, ensuring consistent performance with minimal maintenance.
Industrial Uses of 21320 E/C3 Bearing
21320 E/C3 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads efficiently. The spherical roller construction helps accommodate misalignment, making it reliable in rugged environments.
In mining equipment, 21320 E/C3 Bearing’s high dynamic load capacity ensures long service life under extreme conditions. Its C3 radial clearance also allows for thermal expansion during continuous operation.
For paper mill machinery, 21320 E/C3 Bearing’s steel cage and chrome steel rollers provide resistance to moisture and heavy loads. The lubrication groove design simplifies maintenance, reducing downtime in production lines.
Where Is 21320 E/C3 Bearing Used?
You’ll often find 21320 E/C3 Bearing in gearboxes and industrial fans, where its combined load capability supports smooth rotation. The open seal type allows for easy relubrication, extending its lifespan.
In construction equipment like cranes, 21320 E/C3 Bearing’s robust design handles shock loads without compromising performance. The metric sizing ensures compatibility with a wide range of European machinery standards.
Built for Heavy-Duty Use: 21320 E/C3 Bearing
21320 E/C3 Bearing excels in steel mill applications, where high temperatures and heavy loads are common. Its chrome steel construction resists wear, even in demanding conditions.
The bearing’s spherical rollers adapt to shaft misalignment, making it ideal for conveyor systems in bulk material handling. The C3 clearance also accommodates thermal expansion during prolonged use.
Automotive vs Aerospace: Applications of 21320 E/C3 Bearing
In heavy trucks, 21320 E/C3 Bearing supports axles and transmissions, thanks to its high static load rating. The steel cage ensures durability under constant vibration.
For aerospace ground equipment, 21320 E/C3 Bearing’s temperature range suits outdoor use in varying climates. However, its weight makes it less common in aircraft systems compared to industrial uses.
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