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High-Capacity Cylindrical Roller Bearings NCF 2238 ECJB
High-Capacity Cylindrical Roller Bearings NCF 2238 ECJB

High-Capacity Cylindrical Roller Bearings NCF 2238 ECJB

The NCF 2238 ECJB is a high-capacity cylindrical roller bearing with a 190mm bore and 340mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 297000 lbf and reaches speeds of 3000 RPM.
Its single-row design with an inner ring provides stability, while the open seal allows easy lubrication with grease or oil. The bearing operates smoothly in temperatures from -30°C to 110°C.
This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or large machinery where robust performance is needed.
Weighing 36.5kg, it’s designed for durability and long service life, compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number NCF 2238 ECJB
  • Brand TFL
  • Interchangeable SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • 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 Outer Ring 292.2 mm
  • Chamfer Dimension r1,2(min.) 4 mm
  • Permissible Axial Displacement(max.) 5 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Sheet steel cage, inner ring centred
  • Dynamic Radial Load 297000 lbf
  • Static Radial Load 396000 lbf
  • Max Speed 3000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 36.5 kg
  • Shoulder Dia Of Inner Ring 242.7 mm
  • Raceway Diameter Outer Ring 308 mm

Features

Performance Features of NCF 2238 ECJB Bearing
NCF 2238 ECJB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 297,000 lbf, ensuring reliable performance in heavy-duty applications.
The sheet steel 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.
NCF 2238 ECJB Bearing works well in temperatures ranging from -30° to 110°C, making it versatile for various environments.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.
The precise tolerances of NCF 2238 ECJB Bearing ensure smooth operation and long-lasting performance.
Its robust construction makes it suitable for applications requiring high radial load capacity.

Application

Industrial Uses of NCF 2238 ECJB Bearing
NCF 2238 ECJB Bearing is commonly used in heavy machinery like industrial gearboxes and large pumps, where its high radial load capacity ensures reliable performance. The open design allows for easy lubrication, making it suitable for continuous operation in demanding environments.
In wind turbine applications, NCF 2238 ECJB Bearing handles combined loads efficiently, thanks to its robust chrome steel construction. Its metric sizing ensures compatibility with European-designed equipment, while the high-speed capability supports consistent energy generation.
For mining equipment, NCF 2238 ECJB Bearing’s durability makes it ideal for crushers and conveyors, where it withstands harsh conditions. The sheet steel cage provides stability, reducing wear even under heavy loads.
Automotive vs Aerospace: Applications of NCF 2238 ECJB Bearing
In automotive manufacturing, NCF 2238 ECJB Bearing is often found in large drivetrain components, where its combined load handling improves efficiency. The grease lubrication option simplifies maintenance for long service intervals.
Aerospace applications benefit from NCF 2238 ECJB Bearing’s precision in auxiliary systems, where its high-speed performance is crucial. The temperature range ensures reliability even in extreme operating conditions.
What Makes NCF 2238 ECJB Bearing a Preferred Choice?
NCF 2238 ECJB Bearing’s single-row design offers a balance of strength and compactness, fitting well in space-constrained industrial setups. The inner ring-centred cage enhances alignment, reducing vibration during operation.
For paper mill machinery, NCF 2238 ECJB Bearing’s resistance to axial displacement helps maintain precision in rolling systems. Its weight-to-load ratio makes it a practical choice for large-scale production lines.

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