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L281148 Single Cones (Imperial)
L281148 Single Cones (Imperial)

L281148 Single Cones (Imperial)

The L281148 is a single-row tapered roller bearing cone with a 26-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 570,000 lbf and static loads up to 1,340,000 lbf.

Its open design and steel cage ensure reliable performance, even in demanding conditions. The bearing operates smoothly within a temperature range of -30°C to 110°C, making it suitable for various environments.

This cone is part of the L281100 series and is interchangeable with Timken bearings, offering flexibility for replacements. Ideal for heavy-duty applications like industrial machinery or large equipment where high radial and thrust loads are common.

Compliant with RoHS and REACH standards, it meets safety and environmental requirements. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number L281148
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L281148-L281110
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series L281100
  • Bore Dia 26"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 3.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 26.81"
  • Cone Backface Backing Diameter 27.28"
  • Cage Cone Frontface Clearance 0.27"
  • Cage Cone Backface Clearance 0.29"
  • Effective Center Location 1.1"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 570000 lbf
  • Static Radial Load 1340000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 148000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 992000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 84100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 257000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does L281148 Bearing Handle Combined Loads?

L281148 Bearing is crafted from chrome steel, offering robust resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 570,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation under combined loads, enhancing efficiency.
With a temperature range of -30° to 110°C, L281148 Bearing performs reliably in varied conditions.

Steel cage construction maintains roller alignment, reducing wear and extending service life.
Standard radial clearance options provide flexibility for different operational needs.

Application

Industrial Uses of L281148 Bearing
L281148 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is L281148 Bearing Used?
You’ll often find L281148 Bearing in large industrial gearboxes, where its high dynamic radial load capacity keeps operations smooth. Its inch sizing makes it a preferred choice for machinery in regions using imperial measurements.

Built for Heavy-Duty Use: L281148 Bearing
L281148 Bearing excels in applications like railway axles, where its robust design supports both radial and thrust loads. The steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of L281148 Bearing
In automotive settings, L281148 Bearing is ideal for truck wheel hubs, while in aerospace, it’s used in landing gear systems. Its ABEC-1 rating ensures consistent performance across different industries.

Key Fields for L281148 Bearing
L281148 Bearing is a go-to for agricultural machinery, such as tractors, where its standard radial clearance accommodates varying load conditions. The temperature range also makes it suitable for outdoor use in different climates.

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