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Single Row Cylindrical Roller Bearings With Inner Ring NJ 238 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 238 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 238 ECML

The NJ 238 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 180000 lbf and runs smoothly at speeds up to 3000 RPM.

Its brass cage design ensures durability, while the open construction allows for easy lubrication with grease or oil. The bearing operates efficiently 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-duty applications like industrial machinery or gear systems where robust performance is needed.

Weighing 22.2kg, it’s built to last and compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 238 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 55 mm
  • Width Tolerance -0.30mm to 0
  • Shoulder Dia Of Inner Ring 244 mm
  • Chamfer Dimension r1,2(min.) 4 mm
  • Chamfer Dimension r3,4(min.) 4 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 Brass cage, inner or outer ring centred
  • Dynamic Radial Load 180000 lbf
  • Static Radial Load 217125 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 22.2 kg
  • Shoulder Dia Of Outer Ring 295 mm
  • Raceway Diameter Of Inner Ring 230 mm

Features

Performance Features of NJ 238 ECML Bearing

NJ 238 ECML Bearing is designed with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 180,000 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage keeps the rollers aligned, reducing wear and extending service life.
With a maximum speed of 3,000 rpm, it balances durability and efficiency in demanding conditions.

NJ 238 ECML 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 dimensions and tolerances ensure a perfect fit in various industrial applications.
This makes NJ 238 ECML Bearing a dependable choice for machinery requiring high load capacity and reliability.

Application

Industrial Uses of NJ 238 ECML Bearing
NJ 238 ECML Bearing is commonly used in heavy machinery like industrial gearboxes and large pumps, where its cylindrical roller design handles combined loads efficiently. The brass cage ensures smooth operation even at high speeds up to 3000 rpm.

Where Is NJ 238 ECML Bearing Used?
You’ll often find NJ 238 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 238 ECML Bearing
NJ 238 ECML Bearing excels in applications like steel mills and paper processing machines, where its high dynamic radial load capacity is crucial. The metric sizing ensures compatibility with a wide range of industrial equipment.

Automotive vs Aerospace: Applications of NJ 238 ECML Bearing
In automotive systems, NJ 238 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 238 ECML Bearing
NJ 238 ECML Bearing is a reliable choice for robotic arms and automated assembly lines, where precision and durability are key. The single-row design simplifies installation and maintenance in tight spaces.

Q&A

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