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Single Row Cylindrical Roller Bearings With Inner Ring NJ 2238 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 2238 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 2238 ECML

The NJ 2238 ECML is a single-row cylindrical roller bearing with a 190mm bore and 340mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 274500 lbf and runs smoothly at speeds up to 3000 RPM.

Its brass cage design ensures durability, while the open seal allows for easy lubrication with grease or oil. The bearing operates well in temperatures ranging 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 high radial loads are common.

Weighing 36.3kg, it’s built to last and complies with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 2238 ECML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 190 mm
  • Bore Dia Tolerance -0.03mm to 0
  • Outer Dia 340 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 92 mm
  • Width Tolerance -0.30mm to 0
  • Shoulder Dia Of Inner Ring 243 mm
  • Chamfer Dimension r1,2(min.) 4 mm
  • Chamfer Dimension r3,4(min.) 4 mm
  • Permissible Axial Displacement(max.) 5 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, inner or outer ring centred
  • Dynamic Radial Load 274500 lbf
  • Static Radial Load 360000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 36.3 kg
  • Shoulder Dia Of Outer Ring 296.4 mm
  • Raceway Diameter Of Inner Ring 228 mm

Features

How Does NJ 2238 ECML Bearing Handle Combined Loads?

NJ 2238 ECML Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 274500 lbf, ensuring reliable performance in heavy-duty applications.
The brass cage keeps the rollers aligned, 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 NJ 2238 ECML Bearing
NJ 2238 ECML 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 3000 rpm.

Where Is NJ 2238 ECML Bearing Used?
You’ll often find NJ 2238 ECML Bearing in wind turbines 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 2238 ECML Bearing
NJ 2238 ECML Bearing excels in applications like steel mills and paper processing machines, where combined loads are common. The metric dimensions ensure compatibility with a wide range of industrial equipment.

Automotive vs Aerospace: Applications of NJ 2238 ECML Bearing
In automotive systems, NJ 2238 ECML Bearing supports large drivetrain components, while in aerospace, it’s used in auxiliary power units. Its temperature range of -30° to 110°C makes it versatile for various climates.

Perfect Fit for Automation: NJ 2238 ECML Bearing
NJ 2238 ECML Bearing is a reliable choice for robotic arms and automated production lines, where precision and durability are key. The inner ring design simplifies installation and maintenance.

Q&A

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