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L281146 Single Cones (Imperial)
L281146 Single Cones (Imperial)

L281146 Single Cones (Imperial)

The L281146 is a single-row tapered roller bearing cone with a 25.9935-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 at high speeds. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, making it suitable for tough conditions.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty applications like industrial machinery or large vehicles where robust load handling is needed.

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 L281146
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L281146-L281110
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series L281100
  • Bore Dia 25.9935"
  • 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

Why Choose L281146 Single Cones for Combined Loads?

L281146 Single Cones are crafted from chrome steel, offering robust resistance to both radial and thrust loads.

With a dynamic radial load capacity of 570,000 lbf, they excel in heavy-duty applications.

The steel cage ensures proper roller alignment, enhancing durability and reducing wear.

Designed for a temperature range of -30° to 110°C, they perform reliably in various conditions.

Application

Industrial Uses of L281146 Bearing
L281146 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is L281146 Bearing Used?
You’ll often find L281146 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a reliable choice for older or non-metric systems.

Built for Heavy-Duty Use: L281146 Bearing
L281146 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage provides added strength, making it suitable for high-load applications.

Automotive vs Aerospace: Applications of L281146 Bearing
In automotive settings, L281146 Bearing is ideal for wheel hubs and differentials, offering smooth performance under thrust and radial loads. Its temperature range also makes it versatile for various climates.

Key Fields for L281146 Bearing
L281146 Bearing is a go-to for railway applications, particularly in freight car axles, where its dynamic load capacity ensures long service life. The standard radial clearance options add to its adaptability.

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