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The NUP 3984 ECMA is a single row cylindrical roller bearing with a 420mm bore and 560mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 378000 lbf and runs smoothly at speeds up to 2000 RPM.
Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures durability. The bearing performs well in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy machinery or industrial equipment where both radial and axial loads are present.
Weighing 79.7kg, it’s a robust option for demanding applications. Compliant with RoHS and REACH standards for safe use.
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Performance Features of NUP 3984 ECMA Bearing
NUP 3984 ECMA Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 378,000 lbf, ensuring reliable performance in heavy-duty applications.
The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 2,000 rpm, it balances durability and efficiency.
How Does NUP 3984 ECMA Bearing Resist Wear?
NUP 3984 ECMA Bearing’s chrome steel construction provides excellent wear resistance, even under high loads.
The precision-engineered rollers and raceways ensure smooth operation, minimising friction.
Its open design allows for easy lubrication, further enhancing longevity.
This makes it suitable for demanding industrial environments.
Engineered for Precision: NUP 3984 ECMA Bearing
NUP 3984 ECMA Bearing features precise dimensions, with a bore diameter of 420 mm and tight tolerances.
The single-row cylindrical design ensures accurate load distribution and stable performance.
Its chrome steel rollers and rings maintain precision even under heavy radial loads.
This makes it ideal for applications requiring high accuracy and reliability.
What Makes NUP 3984 ECMA Bearing Suitable for High-Temperature Applications?
NUP 3984 ECMA Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its chrome steel components and PA66 cage maintain structural integrity under thermal stress.
The open design allows for effective lubrication, preventing overheating.
This ensures consistent performance in varying thermal conditions.
Industrial Uses of NUP 3984 ECMA Bearing
NUP 3984 ECMA Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its cylindrical roller design handles high radial loads efficiently. The chrome steel construction ensures durability even in demanding industrial environments.
In automotive applications, NUP 3984 ECMA Bearing supports large drivetrain components, such as differential systems, due to its robust load capacity. Its metric sizing makes it a reliable choice for European and Asian heavy vehicles.
For wind turbines, NUP 3984 ECMA Bearing’s ability to withstand combined loads makes it ideal for rotor shaft applications. The PA66 cage provides stability and reduces friction during high-speed rotations.
In construction equipment, NUP 3984 ECMA Bearing is often found in cranes and excavators, where its high static radial load capacity ensures long-term performance. The open design allows for easy lubrication and maintenance.
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