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Single Row Cylindrical Roller Bearings With Inner Ring NJ 212 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NJ 212 ECJ

The NJ 212 ECJ is a single row cylindrical roller bearing with a 60mm bore and 110mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 24300 lbf and operates smoothly at speeds up to 8000 RPM.

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

With a permissible axial displacement of 1.4mm, it offers flexibility in applications. Ideal for machinery like gearboxes or pumps where combined loads are common.

Weighing 0.84kg, it’s a robust choice for industrial use. Compliant with RoHS and REACH standards for safe and reliable operation.

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Product Parameters

  • Part Number NJ 212 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.15mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 22 mm
  • Width Tolerance -0.15mm to 0
  • Shoulder Dia Of Inner Ring 77.5 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 1.4 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 24300 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 8000 rpm
  • Weight 0.84 kg
  • Shoulder Dia Of Outer Ring 95.1 mm
  • Raceway Diameter Of Inner Ring 72 mm
Single Row Cylindrical Roller Bearings With Inner Ring NJ 212 ECJ dimension drawing
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Features

Performance Features of NJ 212 ECJ Bearing

NJ 212 ECJ Bearing is crafted with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 24,300 lbf, ensuring dependable performance in various applications.

The steel cage keeps the rollers centred, minimising wear and enhancing longevity.
With a maximum speed of 8,000 rpm, it delivers both durability and efficiency.

NJ 212 ECJ Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The precise chamfer dimensions of 1.5 mm ensure easy installation and alignment.
This bearing is ideal for applications requiring high radial load capacity and reliable operation.

Application

Industrial Uses of NJ 212 ECJ Bearing
NJ 212 ECJ Bearing is commonly used in heavy machinery like gearboxes and pumps, where its cylindrical roller design handles both radial and axial loads efficiently. The chrome steel construction ensures durability even in demanding industrial environments.

Where Is NJ 212 ECJ Bearing Used?
You’ll often find NJ 212 ECJ Bearing in automotive applications such as wheel hubs and transmissions, thanks to its high-speed capability and robust load-bearing performance. Its open design allows for easy lubrication, extending service life.

Perfect Fit for Automation: NJ 212 ECJ Bearing
In automated production lines, NJ 212 ECJ Bearing supports robotic arms and conveyor systems with precision. The steel cage design provides stability, making it ideal for continuous operation.

Automotive vs Aerospace: Applications of NJ 212 ECJ Bearing
While NJ 212 ECJ Bearing excels in car transmissions, it’s also suitable for aerospace equipment like landing gear mechanisms. Its metric sizing and high-speed tolerance make it versatile across industries.

Essential Roles of NJ 212 ECJ Bearing
For medical imaging devices, NJ 212 ECJ Bearing offers smooth rotation and reliability. The grease or oil lubrication options ensure quiet operation, crucial in sensitive environments.

Q&A

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