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Single Row Cylindrical Roller Bearings With Inner Ring NJ 234 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 234 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 234 ECML

The NJ 234 ECML is a single-row cylindrical roller bearing with a 170mm bore and 310mm outer diameter, crafted from robust chrome steel. It handles combined loads up to 156375 lbf and operates smoothly at speeds up to 4000 RPM.

Its brass cage ensures durability, while the open design allows for easy lubrication with grease or oil. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

With a weight of 17.6kg, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

Ideal for heavy machinery or gearboxes where high radial and axial loads are common. Its design allows for slight axial displacement, making it versatile for various applications.

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Product Parameters

  • Part Number NJ 234 ECML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 170 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 310 mm
  • Outer Dia Tolerance -0.035mm to 0
  • Width 52 mm
  • Width Tolerance -0.25mm to 0
  • Shoulder Dia Of Inner Ring 220 mm
  • Chamfer Dimension r1,2(min.) 4 mm
  • Chamfer Dimension r3,4(min.) 4 mm
  • Permissible Axial Displacement(max.) 2.9 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 156375 lbf
  • Static Radial Load 183375 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4000 rpm
  • Weight 17.6 kg
  • Shoulder Dia Of Outer Ring 268.5 mm
  • Raceway Diameter Of Inner Ring 207 mm

Features

Performance Features of NJ 234 ECML Bearing

NJ 234 ECML Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 156375 lbf, ensuring robust performance in heavy-duty applications.

The brass cage design keeps the rollers aligned, reducing friction and enhancing durability.
With a maximum speed of 4000 rpm, it delivers reliable operation under demanding conditions.

NJ 234 ECML Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, minimising maintenance needs.

The precise chamfer dimensions of 4 mm ensure smooth installation and alignment.
This bearing is ideal for applications requiring high load capacity and long service life.

Application

Industrial Uses of NJ 234 ECML Bearing
NJ 234 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 4000 rpm.

Where Is NJ 234 ECML Bearing Used?
You’ll often find NJ 234 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 234 ECML Bearing
NJ 234 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 234 ECML Bearing
In automotive systems, NJ 234 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 both fields.

Q&A

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