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Single Row Cylindrical Roller Bearings With Inner Ring NU 322 ECJ
Single Row Cylindrical Roller Bearings With Inner Ring NU 322 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NU 322 ECJ

The NU 322 ECJ is a single row cylindrical roller bearing with a 110mm bore and 240mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 119250 lbf and runs smoothly at speeds up to 3000 RPM.

Its open design allows for easy lubrication with grease or oil, while the steel cage ensures stable roller alignment. The bearing operates well in temperatures ranging from -30°C to 110°C.

With a width of 50mm and chamfered edges, it fits snugly in tight spaces. This model is interchangeable with SKF bearings, making it a practical choice for replacements.

Ideal for heavy-duty applications like industrial gearboxes or machinery where radial and axial loads are present. Compliant with RoHS and REACH standards, it’s both reliable and safe to use. Weighing 10.6kg, it’s sturdy yet manageable for its size.

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Product Parameters

  • Part Number NU 322 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 240 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 50 mm
  • Width Tolerance -0.20mm to 0
  • Chamfer Dimension r1,2(min.) 3 mm
  • Chamfer Dimension r3,4(min.) 3 mm
  • Permissible Axial Displacement(max.) 3 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel cage, roller centred
  • Dynamic Radial Load 119250 lbf
  • Static Radial Load 121500 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 10.6 kg
  • Shoulder Dia Of Outer Ring 200.05 mm
  • Raceway Diameter Of Inner Ring 143 mm

Features

Performance Features of NU 322 ECJ Bearing

NU 322 ECJ Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 119250 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 3000 rpm, it balances durability and efficiency in demanding conditions.

Application

Industrial Uses of NU 322 ECJ Bearing
NU 322 ECJ Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles combined loads efficiently. The open seal type allows for easy lubrication, extending service life in demanding conditions.

In automotive applications, NU 322 ECJ Bearing supports components such as drivetrains and wheel hubs, thanks to its high dynamic radial load capacity. Its metric sizing ensures compatibility with a variety of vehicle designs, making it a versatile choice.

For automation systems, NU 322 ECJ Bearing’s steel cage and chrome steel construction provide reliable performance in robotic arms and conveyor systems. The 3000 rpm max speed makes it suitable for high-speed operations without compromising durability.

Where Is NU 322 ECJ Bearing Used?
NU 322 ECJ Bearing finds its place in wind turbines, where its ability to handle radial and axial loads ensures smooth operation. The grease or oil lubrication options make it adaptable to different environmental conditions.

In construction equipment, NU 322 ECJ Bearing’s robust design supports heavy loads in cranes and excavators. The 110 mm bore diameter and 240 mm outer diameter provide a stable fit for large-scale machinery.

Built for Heavy-Duty Use: NU 322 ECJ Bearing
NU 322 ECJ Bearing excels in steel mills, where its chrome steel rollers withstand extreme pressures. The 50 mm width offers a compact yet strong solution for space-constrained applications.

For printing presses, NU 322 ECJ Bearing’s precision engineering ensures consistent performance under high-speed rotations. The temperature range of -30° to 110 °C makes it reliable in varying operational climates.

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