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Four-Row Cylindrical Roller Bearings 239509 FA

Four-Row Cylindrical Roller Bearings 239509 FA

The 239509 FA is a four-row cylindrical roller bearing with a large 660mm bore and 820mm outer diameter, designed for heavy-duty applications. It handles combined loads, with a dynamic radial load capacity of 1,820,250 lbf and static radial load of 5,130,000 lbf.

Its robust construction includes a chamfered outer ring (4mm) and inner ring (7.5mm), ensuring smooth operation and easy installation. The bearing works well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable replacement option. Ideal for industrial machinery like rolling mills or large gearboxes where high radial loads are common.

Compliant with RoHS and REACH standards, it can be lubricated with grease or oil for flexible maintenance. Its 440mm width provides stability under heavy loads.

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Product Parameters

  • Part Number 239509 FA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 660 mm
  • Outer Dia 820 mm
  • Width 440mm
  • Corner Radius/Chamfer Inner Ring(r1,2)(min.) 7.5 mm
  • Chamfer Dimension On The Outer Ring(r3,4)(min.) 4 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Dynamic Radial Load 1820250 lbf
  • Static Radial Load 5130000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
Four-Row Cylindrical Roller Bearings 239509 FA dimension drawing
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Features

Performance Features of 239509 FA Bearing

239509 FA Bearing is built for combined load applications, offering a dynamic radial load capacity of 1,820,250 lbf.
Its four-row cylindrical roller design ensures stability and even load distribution.
The bearing operates efficiently within a temperature range of -30° to 110°C, suitable for various industrial environments.
With grease or oil lubrication options, 239509 FA Bearing provides flexibility for different maintenance needs.

Application

Industrial Uses of 239509 FA Bearing
239509 FA Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its four-row cylindrical design handles high radial loads effectively. The large bore size makes it suitable for heavy-duty industrial applications.

In wind turbine systems, 239509 FA Bearing supports the main shaft, ensuring smooth rotation under varying wind conditions. Its grease or oil lubrication options provide flexibility for different environmental conditions.

For mining equipment, 239509 FA Bearing’s robust construction withstands extreme loads and harsh operating environments. The combined load capacity ensures reliable performance in crushers and conveyors.

Where Is 239509 FA Bearing Used?
You’ll often find 239509 FA Bearing in steel production plants, where it supports rolling mill stands. Its high static radial load capacity makes it ideal for these demanding applications.

The bearing also works well in marine propulsion systems, handling the combined loads from engines and propellers. The wide temperature range ensures performance in various climates.

Built for Heavy-Duty Use: 239509 FA Bearing
239509 FA Bearing is designed for applications like paper mill machinery, where continuous operation is required. Its cylindrical rollers distribute loads evenly, reducing wear over time.

In construction equipment, this bearing supports large cranes and excavators. The metric sizing ensures compatibility with international machinery standards.

Automotive vs Aerospace: Applications of 239509 FA Bearing
While 239509 FA Bearing isn’t typically used in aerospace due to its size, it’s perfect for large commercial vehicles like buses and trucks. The high dynamic radial load capacity suits heavy transport applications.

In industrial settings, this bearing outperforms smaller options in durability for equipment like hydraulic presses. The 440mm width provides stability under heavy loads.

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