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Double Row Cylindrical Roller Thrust Bearings assembly K 89444 M

Double Row Cylindrical Roller Thrust Bearings assembly K 89444 M

The K 89444 M is a double-row cylindrical roller thrust bearing with a 220mm bore and 420mm outer diameter, built to handle heavy loads. It supports dynamic radial loads up to 522,000 lbf and operates smoothly at speeds up to 700 RPM.

Made from chrome steel rollers and a machined brass cage, it offers durability and reliable performance. The bearing works well in temperatures ranging from -30°C to 110°C, making it suitable for various industrial conditions.

Its two-row design provides extra stability for thrust applications, while the precise tolerances ensure a secure fit. This model is interchangeable with SKF bearings, offering a practical replacement option.

Weighing 20kg, it’s ideal for heavy machinery like gearboxes or industrial presses where high load capacity is essential. Compliant with RoHS and REACH standards for safety and environmental responsibility.

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Product Parameters

  • Part Number K 89444 M
  • Size 220 mm x 420 mm x 40 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bearing Type Roller
  • For Load Direction Thrust
  • Number of Rows 2
  • Bore Dia 220 mm
  • Bore Dia Tolerance +0.10mm to +0.39mm
  • Outer Dia 420 mm
  • Outer Dia Tolerance -1.50mm to -2.47mm
  • Diameter Roller 40 mm
  • Raceway Diameter (min.) Roller And Cage Thrust Assembly 244 mm
  • Raceway Diameter (max.) Roller And Cage Thrust Assembly 411 mm
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 522000 lbf
  • Static Radial Load 2520000 lbf
  • Max Speed 700 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 20 kg
  • Shaft Washer WS 89444
  • Housing Washer GS 89444

Features

How Does K 89444 M Bearing Handle Heavy Loads?

K 89444 M Bearing features double-row cylindrical rollers, designed to manage substantial thrust loads with ease.
Its dynamic radial load capacity reaches 522,000 lbf, making it suitable for heavy-duty industrial applications.

The machined brass cage ensures smooth roller alignment, reducing friction and wear during operation.
With a maximum speed of 700 rpm, it balances performance and durability under demanding conditions.

K 89444 M Bearing operates efficiently within a temperature range of -30° to 110°C, ensuring reliability in varied environments.
Its chrome steel rollers and precise tolerances contribute to long service life and minimal maintenance needs.

Application

Industrial Uses of K 89444 M Bearing
K 89444 M Bearing is commonly used in heavy machinery, such as large presses and rolling mills, where its double-row design handles significant thrust loads. The machined brass cage ensures smooth operation even under high stress.

In wind turbines, K 89444 M Bearing supports the rotor shaft, providing stability and durability in harsh weather conditions. Its chrome steel rollers and robust construction make it ideal for long-term use.

For mining equipment, K 89444 M Bearing’s high dynamic load capacity ensures reliable performance in conveyor systems and crushers. The metric sizing allows for easy integration with various industrial setups.

What Makes K 89444 M Bearing a Preferred Choice?
K 89444 M Bearing is often chosen for marine applications, such as ship propulsion systems, due to its resistance to corrosion and heavy loads. The brass cage adds an extra layer of durability.

In construction machinery, K 89444 M Bearing excels in cranes and excavators, where its ability to handle axial and radial loads is crucial. The wide temperature range ensures performance in diverse environments.

Built for Heavy-Duty Use: K 89444 M Bearing
K 89444 M Bearing is a go-to solution for steel plants, where it supports rolling stands and other high-load equipment. Its precision engineering ensures minimal downtime.

In paper manufacturing, K 89444 M Bearing’s reliability keeps production lines running smoothly, even under constant use. The large bore diameter accommodates heavy shafts with ease.

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