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Double Row Cylindrical Roller Thrust Bearings assembly K 89440 M

Double Row Cylindrical Roller Thrust Bearings assembly K 89440 M

The K 89440 M is a double-row cylindrical roller thrust bearing with a 200mm bore and 400mm outer diameter, built to handle heavy loads. It supports dynamic radial loads up to 486,000 lbf and operates smoothly at speeds up to 700 RPM.

Made from chrome steel rollers and a durable machined brass cage, it offers reliable performance in demanding conditions. The bearing works well in temperatures ranging from -30°C to 110°C.

Its two-row design provides extra stability for high-load applications, making it ideal for industrial machinery or heavy equipment. The bearing is interchangeable with SKF models, ensuring easy replacement.

Weighing 24kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number K 89440 M
  • Size 200 mm x 400 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 200 mm
  • Bore Dia Tolerance +0.10mm to +0.39mm
  • Outer Dia 400 mm
  • Outer Dia Tolerance -1.35mm to -2.24mm
  • Diameter Roller 40 mm
  • Raceway Diameter (min.) Roller And Cage Thrust Assembly 224 mm
  • Raceway Diameter (max.) Roller And Cage Thrust Assembly 391 mm
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 486000 lbf
  • Static Radial Load 2250000 lbf
  • Max Speed 700 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 24 kg
  • Shaft Washer WS 89440
  • Housing Washer GS 89440

Features

How Does K 89440 M Bearing Handle Heavy Loads?

K 89440 M Bearing features a double-row cylindrical roller design, optimised for high thrust load capacity.
Its dynamic radial load rating of 486,000 lbf ensures reliable performance in heavy-duty applications.

The machined brass cage maintains roller alignment, reducing friction and wear.
With a maximum speed of 700 rpm, it balances durability and efficiency in demanding conditions.

K 89440 M Bearing operates in temperatures from -30° to 110°C, suitable for varied environments.
Its chrome steel rollers and precise tolerances contribute to long service life and reduced maintenance.

Application

Industrial Uses of K 89440 M Bearing
K 89440 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 the automotive sector, K 89440 M Bearing supports components like heavy-duty transmissions and differential systems. Its chrome steel rollers provide durability, making it suitable for long-term use in demanding conditions.

For industrial automation, K 89440 M Bearing is ideal for robotic arms and assembly lines, where precision and reliability are key. The metric sizing ensures compatibility with a wide range of equipment.

Where Is K 89440 M Bearing Used?
K 89440 M Bearing excels in applications like wind turbines, where its high load capacity and stability are crucial. The brass cage reduces friction, enhancing performance in continuous operation.

In construction equipment, K 89440 M Bearing is found in cranes and excavators, handling heavy axial loads with ease. Its robust design ensures reliability in harsh environments.

Built for Heavy-Duty Use: K 89440 M Bearing
K 89440 M Bearing is a go-to choice for mining machinery, where its high static radial load capacity is essential. The chrome steel rollers withstand abrasive conditions, ensuring longevity.

In marine applications, K 89440 M Bearing supports propeller shafts and thrusters. Its corrosion-resistant materials make it suitable for saltwater environments.

Light-Duty vs Heavy-Duty: Best Uses for K 89440 M Bearing
For light-duty applications, K 89440 M Bearing can be used in conveyor systems, providing smooth operation. In heavy-duty scenarios, it shines in steel mills and other high-load industries.

The bearing’s versatility makes it a reliable option across various sectors, from agriculture to energy production. Its design balances performance and durability.

Q&A

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