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Single Row Cylindrical Roller Bearings With Inner Ring NJ 2311 ECML
Single Row Cylindrical Roller Bearings With Inner Ring NJ 2311 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 2311 ECML

The NJ 2311 ECML is a single row cylindrical roller bearing with a 55mm bore and 120mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 52200 lbf and reaches speeds of 11000 RPM.

Its brass cage design ensures smooth operation, while the open seal allows for easy lubrication with grease or oil. The bearing works reliably in temperatures 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 gearboxes or machinery where radial and axial loads are present.

Weighing 2.54kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and versatile use.

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Product Parameters

  • Part Number NJ 2311 ECML
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.15mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 43 mm
  • Width Tolerance -0.15mm to 0
  • Shoulder Dia Of Inner Ring 77.5 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Chamfer Dimension r3,4(min.) 2 mm
  • Permissible Axial Displacement(max.) 3.5 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 52200 lbf
  • Static Radial Load 52200 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 11000 rpm
  • Weight 2.54 kg
  • Shoulder Dia Of Outer Ring 101 mm
  • Raceway Diameter Of Inner Ring 70.5 mm

Features

Performance Features of NJ 2311 ECML Bearing

NJ 2311 ECML Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 52,200 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage design keeps the rollers aligned, reducing wear and extending service life.
With a maximum speed of 11,000 rpm, it balances durability and efficiency in demanding conditions.

NJ 2311 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 chamfer dimensions of 2 mm ensure easy installation and alignment.
This bearing is ideal for applications requiring high radial load capacity and long service life.

Application

Industrial Uses of NJ 2311 ECML Bearing
NJ 2311 ECML Bearing is commonly used in heavy machinery like conveyor systems and industrial gearboxes, where its cylindrical roller design handles combined loads efficiently. The brass cage ensures smooth operation even at high speeds up to 11,000 rpm.

Where Is NJ 2311 ECML Bearing Used?
You’ll often find NJ 2311 ECML Bearing in automotive transmissions, where its chrome steel construction provides durability under constant stress. Its metric sizing makes it a versatile choice for various European and Asian vehicle models.

Built for Heavy-Duty Use: NJ 2311 ECML Bearing
NJ 2311 ECML Bearing excels in applications like wind turbines, where its open design allows for easy lubrication and maintenance. The wide temperature range (-30° to 110°C) ensures reliability in diverse environments.

Automotive vs Aerospace: Applications of NJ 2311 ECML Bearing
In automotive systems, NJ 2311 ECML Bearing supports high-speed components like drivetrains, while in aerospace, its precision handling of radial and axial loads makes it suitable for auxiliary equipment. The grease or oil lubrication options add to its adaptability.

Perfect Fit for Automation: NJ 2311 ECML Bearing
NJ 2311 ECML Bearing is ideal for robotic arms and automated production lines, where its single-row design reduces friction and wear. The 55 mm bore diameter provides a secure fit for various shaft sizes in industrial settings.

Q&A

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