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Single Row Cylindrical Roller Bearings With Inner Ring NJ 2308 ECJ
Single Row Cylindrical Roller Bearings With Inner Ring NJ 2308 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NJ 2308 ECJ

The NJ 2308 ECJ is a single-row cylindrical roller bearing with a 40mm bore and 90mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 29025 lbf and reaches speeds of 10000 RPM.

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

With a 33mm width and 1.5mm chamfer, it fits snugly in tight spaces. The inner ring design provides stability under axial displacement up to 2.9mm.

Ideal for industrial machinery or heavy equipment where radial and axial loads are present. Compliant with RoHS and REACH standards, it’s a dependable choice for engineers and maintenance teams. Weighing 1.01kg, it balances strength and practicality.

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Product Parameters

  • Part Number NJ 2308 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 33 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 57.5 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 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 Steel cage, roller centred
  • Dynamic Radial Load 29025 lbf
  • Static Radial Load 27000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 10000 rpm
  • Weight 1.01 kg
  • Shoulder Dia Of Outer Ring 75.18 mm
  • Raceway Diameter Of Inner Ring 52 mm

Features

What Makes NJ 2308 ECJ Bearing Suitable for High-Speed Applications?

NJ 2308 ECJ Bearing is crafted with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity of 29025 lbf makes it reliable for heavy-duty applications.
The steel cage keeps the rollers centred, enhancing stability even at high speeds up to 10,000 rpm.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Application

Industrial Uses of NJ 2308 ECJ Bearing
NJ 2308 ECJ Bearing is commonly used in heavy machinery like gearboxes and pumps, where its cylindrical roller design handles both radial and axial loads efficiently. The chrome steel construction ensures durability in demanding industrial environments.

What Makes NJ 2308 ECJ Bearing a Preferred Choice?
In automotive applications, NJ 2308 ECJ Bearing supports components like transmissions and differentials, thanks to its high-speed capability and robust design. The open seal type allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: NJ 2308 ECJ Bearing
For automation systems, NJ 2308 ECJ Bearing is ideal for robotic arms and conveyor belts, where precision and reliability are key. Its steel cage design provides stability even under continuous operation.

Medical vs Industrial: Where NJ 2308 ECJ Bearing Excels
In medical devices like MRI machines, NJ 2308 ECJ Bearing offers smooth operation with minimal maintenance. Its temperature range and grease lubrication make it suitable for both medical and industrial settings.

Q&A

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