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L281147 Single Cones (Imperial)
L281147 Single Cones (Imperial)

L281147 Single Cones (Imperial)

The L281147 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 615,000 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy maintenance, while the steel cage ensures reliable performance under heavy loads. The cone width is 3.75 inches, with precise tolerances for a secure fit.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery, gearboxes, or heavy equipment where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The standard radial clearance can be adjusted to C3, C4, or C5 for specific applications.

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Product Parameters

  • Part Number L281147
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L281147-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 0.24"
  • Effective Center Location 1.1"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 615000 lbf
  • Static Radial Load 1490000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 159000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 1070000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 90700 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 278000 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 Is L281147 Bearing Engineered for Reliability?

L281147 Bearing is crafted from high-quality chrome steel, ensuring strength and durability under combined loads.
Its tapered roller design efficiently handles both radial and thrust loads, making it versatile for various applications.

The steel cage maintains proper roller alignment, reducing friction and extending the bearing’s operational life.
With a dynamic radial load capacity of 615,000 lbf, it performs reliably in demanding conditions.

L281147 Bearing operates smoothly within a temperature range of -30° to 110°C, adapting to diverse environments.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different industrial setups.

Application

Industrial Uses of L281147 Bearing
L281147 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is L281147 Bearing Used?
You’ll often find L281147 Bearing in industrial gearboxes and large conveyor systems, thanks to its high dynamic load capacity. Its inch sizing makes it a good fit for machinery following imperial measurement standards.

Built for Heavy-Duty Use: L281147 Bearing
L281147 Bearing excels in applications like railway axles and agricultural machinery, where reliability under heavy radial and thrust loads is key. The open seal design allows for easy lubrication and maintenance.

Automotive vs Aerospace: Applications of L281147 Bearing
In automotive settings, L281147 Bearing supports large truck wheel hubs, while in aerospace, it’s used in landing gear systems. Its steel cage provides stability under varying temperatures and loads.

Essential Roles of L281147 Bearing
L281147 Bearing plays a vital role in wind turbine assemblies, where its high static load rating ensures long-term performance. The standard radial clearance offers flexibility for different operational needs.

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