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Single Row Cylindrical Roller Bearings With Inner Ring NJ 222 ECM
Single Row Cylindrical Roller Bearings With Inner Ring NJ 222 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NJ 222 ECM

The NJ 222 ECM is a single-row cylindrical roller bearing with a 110mm bore and 200mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 75375 lbf and operates smoothly at speeds up to 4000 RPM.

Its brass cage keeps rollers centred for even load distribution, while the open design allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

With a 38mm width and precise tolerances, it fits snugly in demanding setups. Ideal for heavy machinery or industrial gearboxes where radial and axial loads are present.

Weighing 5.75kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements, interchangeable with SKF bearings.

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Product Parameters

  • Part Number NJ 222 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 38 mm
  • Width Tolerance -0.20mm to 0
  • Shoulder Dia Of Inner Ring 141 mm
  • Chamfer Dimension r1,2(min.) 2.1 mm
  • Chamfer Dimension r3,4(min.) 2.1 mm
  • Permissible Axial Displacement(max.) 2.1 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 Brass cage, roller centred
  • Dynamic Radial Load 75375 lbf
  • Static Radial Load 82125 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4000 rpm
  • Weight 5.75 kg
  • Shoulder Dia Of Outer Ring 172.5 mm
  • Raceway Diameter Of Inner Ring 132.5 mm

Features

How Does NJ 222 ECM Bearing Handle Combined Loads?

NJ 222 ECM Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 75375 lbf, ensuring reliable performance in demanding conditions.
The brass cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 4000 rpm, it balances durability and efficiency in various applications.

Application

Industrial Uses of NJ 222 ECM Bearing
NJ 222 ECM Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles high radial loads efficiently. The brass cage ensures smooth operation even at speeds up to 4000 rpm.

Where Is NJ 222 ECM Bearing Used?
You’ll often find NJ 222 ECM Bearing in conveyor systems and mining equipment, thanks to its robust chrome steel construction. Its open design allows for easy lubrication, making it ideal for harsh environments.

Built for Heavy-Duty Use: NJ 222 ECM Bearing
NJ 222 ECM Bearing excels in applications like wind turbines and construction machinery, where combined loads are common. The precise tolerances ensure reliable performance under demanding conditions.

Automotive vs Aerospace: Applications of NJ 222 ECM Bearing
In automotive transmissions, NJ 222 ECM Bearing supports high-speed rotations, while in aerospace, its durability suits auxiliary power units. The metric sizing fits seamlessly into both industries.

Perfect Fit for Automation: NJ 222 ECM Bearing
NJ 222 ECM Bearing is a go-to choice for robotic arms and automated assembly lines, offering low friction and high precision. Its brass cage reduces wear, extending service life in continuous operations.

Q&A

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