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Single Row Cylindrical Roller Bearings With Inner Ring NJ 230 ECM
Single Row Cylindrical Roller Bearings With Inner Ring NJ 230 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NJ 230 ECM

The NJ 230 ECM is a single-row cylindrical roller bearing with a 150mm bore and 270mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 114750 lbf and operates smoothly at speeds up to 3000 RPM.

Its brass cage ensures smooth roller movement, 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 permissible axial displacement of 2.5mm, it offers flexibility in mounting. 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 high radial loads are common. Weighing 11.8kg, it’s built for robust performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 230 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 270 mm
  • Outer Dia Tolerance -0.035mm to 0
  • Width 45 mm
  • Width Tolerance -0.25mm to 0
  • Shoulder Dia Of Inner Ring 193 mm
  • Chamfer Dimension r1,2(min.) 3 mm
  • Chamfer Dimension r3,4(min.) 3 mm
  • Permissible Axial Displacement(max.) 2.5 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, roller centred
  • Dynamic Radial Load 114750 lbf
  • Static Radial Load 135000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 11.8 kg
  • Shoulder Dia Of Outer Ring 232.35 mm
  • Raceway Diameter Of Inner Ring 182 mm

Features

Performance Features of NJ 230 ECM Bearing

NJ 230 ECM Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 114750 lbf, ensuring robust performance in heavy-duty applications.
The brass cage keeps the rollers centred, reducing friction and enhancing durability.
With a maximum speed of 3000 rpm, it delivers reliable operation in various industrial settings.

How Is NJ 230 ECM Bearing Engineered for Reliability?

NJ 230 ECM Bearing features a single-row cylindrical design, optimised for both radial and axial loads.
The chrome steel construction provides excellent wear resistance, extending the bearing’s service life.
Its open seal type allows for easy lubrication with grease or oil, reducing maintenance needs.
The precise tolerances ensure smooth operation even under demanding conditions.

Built for Durability: NJ 230 ECM Bearing

NJ 230 ECM Bearing’s brass cage design minimises roller misalignment, improving overall efficiency.
The bearing can handle temperatures from -30° to 110°C, making it suitable for diverse environments.
With a static radial load capacity of 135000 lbf, it excels in high-load applications.
Its 45 mm width provides stability, ensuring consistent performance over time.

Steel vs Ceramic Bearings: Strengths of NJ 230 ECM Bearing

NJ 230 ECM Bearing uses chrome steel for both rings and rollers, offering a balance of strength and affordability.
The material choice ensures good resistance to wear and fatigue, even in tough conditions.
Unlike ceramic options, this bearing is easier to maintain and more cost-effective for industrial use.
Its 150 mm bore size makes it compatible with a wide range of machinery and equipment.

Why Choose NJ 230 ECM Bearing for Precision Tasks?

NJ 230 ECM Bearing’s precise tolerances and brass cage design ensure accurate roller alignment.
This results in smooth rotation and reduced vibration during operation.
The bearing’s 270 mm outer diameter provides ample support for heavy radial loads.
Its compatibility with both grease and oil lubrication adds versatility to its applications.

Application

Industrial Uses of NJ 230 ECM Bearing
NJ 230 ECM 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 high speeds, making it suitable for demanding environments.

Where Is NJ 230 ECM Bearing Used?
In automotive applications, NJ 230 ECM Bearing supports components such as drivetrains and wheel hubs, thanks to its combined load capacity. The chrome steel construction provides durability, ensuring long service life under tough conditions.

Built for Heavy-Duty Use: NJ 230 ECM Bearing
For automation systems, NJ 230 ECM Bearing is ideal for robotic arms and conveyor belts, where precision and reliability are key. Its open design allows for easy lubrication, reducing maintenance downtime.

Automotive vs Aerospace: Applications of NJ 230 ECM Bearing
In aerospace, NJ 230 ECM Bearing is used in landing gear systems, while in automotive, it supports transmission shafts. The metric sizing and high dynamic load capacity make it versatile across industries.

Essential Roles of NJ 230 ECM Bearing
NJ 230 ECM Bearing is a go-to choice for wind turbines, where its ability to handle radial and axial loads ensures stable performance. The temperature range of -30° to 110°C makes it reliable in various climates.

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