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Single Row Cylindrical Roller Thrust Bearings 81138 M

Single Row Cylindrical Roller Thrust Bearings 81138 M

The 81138 M is a single-row cylindrical roller thrust bearing, measuring 190mm by 240mm by 37mm. Made from chrome steel, it’s built to handle heavy loads with ease.

It supports dynamic radial loads up to 69750 lbf and static loads up to 328500 lbf, spinning smoothly at speeds up to 1400 RPM. The machined brass cage adds durability and reduces friction.

Its design includes a shaft washer and housing washer for stable performance under thrust loads. The bearing operates well in temperatures from -30°C to 110°C.

Ideal for heavy machinery or industrial equipment where high thrust loads are common. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements, interchangeable with SKF models. Weighing 4.74kg, it’s sturdy yet manageable for its size.

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Product Parameters

  • Part Number 81138 M
  • size 190 mm x 240 mm x 37 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bearing Type Roller
  • For Load Direction Thrust
  • Number of Rows 1
  • Bore Dia 190 mm
  • Bore Dia Tolerance -0.030mm to 0
  • Outer Dia 240 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 37 mm
  • Height Tolerance -0.40mm to +0.03mm
  • Outside Diameter Shaft Washer 237 mm
  • Bore Diameter Housing Washer 193 mm
  • Height Shaft Washer 11 mm
  • Chamfer Dimension Housing Washer r1,2 (min.) 1.1 mm
  • Washer Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 69750 lbf
  • Static Radial Load 328500 lbf
  • Max Speed 1400 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 4.74 kg
  • Roller And Cage Thrust Assembly K 81138 M
  • Shaft Washer WS 81138
  • Housing Washer GS 81138
Single Row Cylindrical Roller Thrust Bearings 81138 M dimension drawing
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Features

Performance Features of 81138 M Bearing

81138 M Bearing is built with chrome steel washers and rollers, offering strong resistance to heavy thrust loads.
Its dynamic radial load capacity reaches 69,750 lbf, making it suitable for demanding industrial applications.

The machined brass cage ensures precise roller alignment, reducing friction and enhancing durability.
With a maximum speed of 1,400 rpm, it maintains reliable performance under high-stress conditions.

81138 M Bearing operates efficiently in temperatures ranging from -30° to 110°C, ensuring versatility in various environments.
Its robust construction and tight tolerances contribute to long service life and reduced maintenance needs.

Application

Industrial Uses of 81138 M Bearing
81138 M Bearing is commonly used in heavy machinery like hydraulic presses and industrial gearboxes, where its cylindrical roller design handles high thrust loads efficiently. The machined brass cage ensures smooth operation even under demanding conditions.

What Makes 81138 M Bearing a Preferred Choice?
In automotive applications, 81138 M Bearing supports components such as clutch assemblies and transmission systems, thanks to its robust chrome steel construction. Its precise metric sizing makes it a reliable fit for various vehicle models.

Optimized for Performance: 81138 M Bearing
For automation systems, 81138 M Bearing excels in robotic arms and conveyor belts, where its high dynamic load capacity ensures long-lasting performance. The temperature range of -30° to 110°C adds versatility for different environments.

Light-Duty vs Heavy-Duty: Best Uses for 81138 M Bearing
In light-duty scenarios like packaging machines, 81138 M Bearing offers reliable performance with minimal maintenance. For heavy-duty applications like mining equipment, its static load capacity of 328500 lbf provides exceptional durability.

Where to Use 81138 M Bearing
81138 M Bearing is ideal for medical imaging devices, where its precision and smooth operation are critical. The chrome steel rollers and brass cage ensure consistent performance in high-precision settings.

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