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Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 309 ECP

The NJ 309 ECP is a single-row cylindrical roller bearing with a 45mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 25200 lbf and spins smoothly at speeds up to 8000 RPM.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures reliable performance. The bearing operates well in temperatures from -30°C to 110°C.

With a compact width of 25mm, it fits neatly into tight spaces. The inner ring design provides stability, making it suitable for applications like gearboxes or electric motors.

Weighing 0.89kg, it’s robust yet manageable. Compliant with RoHS and REACH standards, it’s a practical choice for various industrial needs. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number NJ 309 ECP
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 25 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 64.4 mm
  • Chamfer Dimension r1,2(min.) 1.5 mm
  • Chamfer Dimension r3,4(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 1.7 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 25200 lbf
  • Static Radial Load 22500 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 8000 rpm
  • Weight 0.89 kg
  • Shoulder Dia Of Outer Ring 83.2 mm
  • Raceway Diameter Of Inner Ring 58.5 mm

Features

Performance Features of NJ 309 ECP Bearing

NJ 309 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25200 lbf, ensuring reliable performance in various applications.

The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 8000 rpm, it balances durability and efficiency in demanding conditions.

NJ 309 ECP 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.

Application

Industrial Uses of NJ 309 ECP Bearing
NJ 309 ECP Bearing is commonly used in heavy machinery like conveyor systems and industrial gearboxes, where its cylindrical roller design handles both radial and axial loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is NJ 309 ECP Bearing Used?
You’ll often find NJ 309 ECP Bearing in automotive transmissions, where its high-speed capability and combined load support make it a reliable choice. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: NJ 309 ECP Bearing
NJ 309 ECP Bearing excels in applications like electric motors and pumps, thanks to its PA66 cage that reduces friction and noise. Its metric sizing ensures compatibility with a wide range of industrial equipment.

Automotive vs Industrial: Applications of NJ 309 ECP Bearing
In automotive settings, NJ 309 ECP Bearing supports drivetrain components, while in industrial machinery, it’s ideal for high-load scenarios. The temperature range of -30° to 110°C makes it versatile for various climates.

Perfect Fit for Automation: NJ 309 ECP Bearing
NJ 309 ECP Bearing is a great match for robotic arms and automated production lines, where precision and reliability are key. The grease or oil lubrication options provide flexibility for different operational needs.

Q&A

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