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Single Row Cylindrical Roller Thrust Bearings 81280 M

Single Row Cylindrical Roller Thrust Bearings 81280 M

The 81280 M is a single-row cylindrical roller thrust bearing, measuring 400mm in bore diameter and 540mm in outer diameter, with a width of 112mm. Made from durable chrome steel, it’s built to handle heavy thrust loads with ease.

It supports dynamic radial loads up to 477000 lbf and static radial loads up to 2340000 lbf, operating smoothly at speeds up to 500 RPM. The machined brass cage adds durability and ensures reliable performance.

With a temperature range of -30°C to 110°C, this bearing is suitable for demanding environments. Its robust design includes precise tolerances for a secure fit.

Ideal for heavy machinery and industrial applications where high thrust loads are common. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements, interchangeable with SKF models. Weighing 73kg, it’s sturdy and built to last.

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Product Parameters

  • Part Number 81280 M
  • size 400 mm x 540 mm x 112 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 400 mm
  • Bore Dia Tolerance -0.040mm to 0
  • Outer Dia 540 mm
  • Outer Dia Tolerance -0.050mm to 0
  • Width 112 mm
  • Height Tolerance -0.50mm to +0.04mm
  • Outside Diameter Shaft Washer 535 mm
  • Bore Diameter Housing Washer 405 mm
  • Height Shaft Washer 33.5 mm
  • Chamfer Dimension Housing Washer r1,2 (min.) 4 mm
  • Washer Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 477000 lbf
  • Static Radial Load 2340000 lbf
  • Max Speed 500 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 73 kg
  • Shaft Washer IW-81280
  • Housing Washer OW-81280
Single Row Cylindrical Roller Thrust Bearings 81280 M dimension drawing
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Features

Performance Features of 81280 M Bearing

81280 M Bearing is built with chrome steel washers and rollers, offering strong resistance to heavy thrust loads.
Its dynamic radial load capacity reaches 477,000 lbf, making it suitable for demanding industrial applications.

The machined brass cage ensures precise roller alignment, reducing friction and extending operational life.
With a maximum speed of 500 rpm, it balances durability and performance in high-load scenarios.

81280 M Bearing operates efficiently in temperatures from -30° to 110°C, adapting to various working conditions.
Its robust design and material composition ensure long-term reliability with minimal maintenance.

Application

Industrial Uses of 81280 M Bearing
81280 M Bearing is commonly used in heavy machinery like hydraulic presses and large gearboxes, where its cylindrical roller design efficiently handles high thrust loads. The machined brass cage ensures smooth operation even under demanding conditions.

Where Is 81280 M Bearing Used?
You’ll often find 81280 M Bearing in wind turbine systems, where its robust construction supports the axial loads generated by rotor blades. Its chrome steel rollers and washers provide long-lasting performance in harsh environments.

Built for Heavy-Duty Use: 81280 M Bearing
81280 M Bearing excels in mining equipment, such as crushers and conveyors, thanks to its ability to withstand extreme static and dynamic loads. The metric dimensions make it easy to integrate into various industrial setups.

Automotive vs Aerospace: Applications of 81280 M Bearing
In automotive applications, 81280 M Bearing is used in large truck transmissions, while in aerospace, it supports landing gear mechanisms. Its high load capacity and temperature tolerance make it versatile across industries.

Key Fields for 81280 M Bearing
81280 M Bearing is ideal for marine applications, like ship propulsion systems, where its corrosion-resistant materials and heavy-duty design ensure reliability. The large bore diameter accommodates substantial shaft sizes.

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