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Single Row Cylindrical Roller Bearings With Inner Ring NJ 211 ECM
Single Row Cylindrical Roller Bearings With Inner Ring NJ 211 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NJ 211 ECM

The NJ 211 ECM is a single-row cylindrical roller bearing with a 55mm bore and 100mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21712 lbf and runs smoothly at speeds up to 8000 RPM.

Its brass cage keeps rollers centred for even load distribution, while the open design allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

With a 1mm permissible axial displacement, it offers flexibility in mounting. The inner ring design ensures stability under heavy radial loads.

Ideal for industrial machinery like pumps or gearboxes, this SKF-interchangeable model weighs 0.76kg. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 211 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.15mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 21 mm
  • Width Tolerance -0.15mm to 0
  • Shoulder Dia Of Inner Ring 70.8 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.1 mm
  • Permissible Axial Displacement(max.) 1 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, roller centred
  • Dynamic Radial Load 21712 lbf
  • Static Radial Load 21375 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 8000 rpm
  • Weight 0.76 kg
  • Shoulder Dia Of Outer Ring 85.68 mm
  • Raceway Diameter Of Inner Ring 66 mm

Features

Performance Features of NJ 211 ECM Bearing

NJ 211 ECM Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 21712 lbf, ensuring reliable performance in demanding conditions.

The brass cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 8000 rpm, it balances durability and efficiency for various applications.

NJ 211 ECM Bearing operates smoothly in temperatures from -30° to 110°C, making it versatile.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The precise dimensions and tolerances ensure a perfect fit and reliable operation.
This bearing is ideal for applications requiring high radial load capacity and speed.

Application

Industrial Uses of NJ 211 ECM Bearing
NJ 211 ECM Bearing is commonly used in heavy machinery like conveyor systems and gearboxes, where its cylindrical roller design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even at high speeds, making it a reliable choice for industrial settings.

Where Is NJ 211 ECM Bearing Used?
You’ll often find NJ 211 ECM Bearing in automotive applications, particularly in transmissions and wheel hubs, where its combined load capacity is essential. The chrome steel construction provides durability, while the open design allows for easy lubrication.

Built for Heavy-Duty Use: NJ 211 ECM Bearing
NJ 211 ECM Bearing excels in construction equipment, supporting components like cranes and excavators under demanding conditions. Its metric sizing and high dynamic load rating make it versatile for various heavy-duty tasks.

Automotive vs Industrial: Applications of NJ 211 ECM Bearing
In automotive systems, NJ 211 ECM Bearing ensures smooth performance in drivetrains, while in industrial settings, it’s ideal for pumps and compressors. The temperature range and grease compatibility add to its adaptability across environments.

Perfect Fit for Automation: NJ 211 ECM Bearing
NJ 211 ECM Bearing works well in robotic arms and automated assembly lines, where precision and reliability are key. The single-row design and brass cage contribute to its consistent performance in high-speed operations.

Q&A

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