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Double Row Cylindrical Roller Thrust Bearings assembly K 89438 M

Double Row Cylindrical Roller Thrust Bearings assembly K 89438 M

The K 89438 M is a double-row cylindrical roller thrust bearing with a 190mm bore and 380mm outer diameter, built to handle heavy loads. Its chrome steel rollers and machined brass cage ensure durability and smooth operation.

With a dynamic radial load capacity of 441,000 lbf, it’s suited for high-stress applications. It can handle speeds up to 800 RPM and works in temperatures from -30°C to 110°C.

The two-row design provides extra stability, while the brass cage reduces friction. It’s interchangeable with SKF bearings, making replacements straightforward.

Ideal for industrial machinery like presses or heavy-duty gearboxes, this robust bearing weighs 14.5kg. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number K 89438 M
  • Size 190 mm x 380 mm x 38 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bearing Type Roller
  • For Load Direction Thrust
  • Number of Rows 2
  • Bore Dia 190 mm
  • Bore Dia Tolerance +0.10mm to +0.39mm
  • Outer Dia 380 mm
  • Outer Dia Tolerance -1.35mm to -2.24mm
  • Diameter Roller 38 mm
  • Raceway Diameter (min.) Roller And Cage Thrust Assembly 212 mm
  • Raceway Diameter (max.) Roller And Cage Thrust Assembly 371 mm
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 441000 lbf
  • Static Radial Load 2025000 lbf
  • Max Speed 800 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 14.5 kg
  • Shaft Washer WS 89438
  • Housing Washer GS 89438

Features

How Does K 89438 M Bearing Handle Heavy Loads?

K 89438 M Bearing features a double-row cylindrical roller design, optimised for high thrust load capacity.
Its chrome steel rollers and machined brass cage ensure smooth operation under dynamic radial loads up to 441,000 lbf.

The precision-engineered raceway diameter minimises friction, enhancing performance in demanding applications.
With a maximum speed of 800 rpm, it maintains reliability without compromising efficiency.

K 89438 M Bearing operates in temperatures from -30° to 110°C, suitable for varied industrial environments.
Its robust construction reduces wear, extending service life even under continuous heavy loads.

The bearing’s interchangeable design with SKF models offers flexibility in maintenance and replacement.
Easy to install, K 89438 M Bearing helps lower downtime and operational costs.

Application

Industrial Uses of K 89438 M Bearing
K 89438 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 89438 M Bearing supports the rotor shaft, providing stability and durability in demanding conditions. Its chrome steel rollers and precise tolerances make it reliable for long-term use.

For mining equipment, K 89438 M Bearing excels in conveyor systems and crushers, where its robust construction withstands harsh environments. The metric sizing ensures compatibility with international machinery standards.

Where Is K 89438 M Bearing Used?
K 89438 M Bearing is ideal for industrial gearboxes, offering reliable performance in high-load applications. Its brass cage reduces friction, enhancing efficiency in continuous operation.

In marine propulsion systems, K 89438 M Bearing handles axial loads from propeller shafts, ensuring smooth and quiet operation. The temperature range suits both cold and warm climates.

Built for Heavy-Duty Use: K 89438 M Bearing
K 89438 M Bearing is a go-to choice for construction equipment like cranes and excavators, where its dynamic load capacity is crucial. The large bore diameter accommodates heavy shafts effortlessly.

In steel production, K 89438 M Bearing supports rolling stands, enduring extreme forces and temperatures. Its chrome steel rollers resist wear, reducing maintenance needs.

Automotive vs Aerospace: Applications of K 89438 M Bearing
In automotive testing rigs, K 89438 M Bearing handles high thrust loads during durability tests. Its precision tolerances ensure accurate results.

For aerospace landing gear systems, K 89438 M Bearing provides reliable performance under heavy impact. The brass cage minimizes vibration, enhancing safety.

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