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Single Row Cylindrical Roller Bearings With Inner Ring NJ 308 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 308 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 308 ECP

The NJ 308 ECP 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 20925 lbf and can reach speeds of 10000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures smooth operation. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for applications like electric motors or pumps where combined loads are common.

Weighing 0.67kg, it offers a balance of strength and durability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 308 ECP
  • 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 23 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.) 1.4 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 PA66 cage, roller centred
  • Dynamic Radial Load 20925 lbf
  • Static Radial Load 17550 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 10000 rpm
  • Weight 0.67 kg
  • Shoulder Dia Of Outer Ring 75.18 mm
  • Raceway Diameter Of Inner Ring 52 mm

Features

Performance Features of NJ 308 ECP Bearing

NJ 308 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20925 lbf, ensuring reliable performance in demanding conditions.
The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 10,000 rpm, it balances durability and efficiency.

How Is NJ 308 ECP Bearing Engineered for Reliability?

NJ 308 ECP Bearing’s chrome steel construction provides excellent resistance to wear and tear.
The single-row cylindrical design ensures smooth operation under combined loads.
Its temperature range of -30° to 110°C makes it suitable for various environments.
The open seal type allows for easy lubrication with grease or oil.

Designed for Durability: NJ 308 ECP Bearing

NJ 308 ECP Bearing features a precision-engineered inner ring for stable performance.
The chamfer dimensions of 1.5 mm minimise stress concentrations, enhancing longevity.
With a permissible axial displacement of 1.4 mm, it accommodates slight misalignments.
Its static radial load capacity of 17550 lbf ensures reliability in heavy-duty applications.

Steel vs Ceramic Bearings: Strengths of NJ 308 ECP Bearing

NJ 308 ECP Bearing’s chrome steel rollers provide superior strength and durability.
The PA66 cage material reduces friction and noise, improving operational efficiency.
Its grease or oil lubrication options make it versatile for different maintenance needs.
The metric system of measurement ensures compatibility with standard industrial equipment.

Why Choose NJ 308 ECP Bearing for Precision Tasks?

NJ 308 ECP Bearing’s precise dimensions ensure accurate performance in machinery.
The roller-centred design minimises vibration, enhancing operational smoothness.
Its wide temperature range allows for use in diverse industrial settings.
The compliant RoHS and REACH standards make it environmentally friendly.

Application

Key Fields for NJ 308 ECP Bearing
NJ 308 ECP Bearing is commonly used in industrial machinery, especially in gearboxes and pumps where combined radial and axial loads are present. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, NJ 308 ECP Bearing fits well in transmissions and differential systems, providing reliable performance under high speeds. The PA66 cage helps reduce friction, enhancing efficiency.

For automation systems, NJ 308 ECP Bearing supports robotic arms and conveyor belts, where precision and load capacity are key. The open design allows for easy lubrication, extending service life.

Medical devices like centrifuges benefit from NJ 308 ECP Bearing’s smooth operation and high-speed capability. The metric sizing ensures compatibility with various equipment standards.

In household appliances such as washing machines, NJ 308 ECP Bearing offers quiet and efficient performance. Its temperature range makes it suitable for both hot and cold environments.

Q&A

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