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LL777148 Single Cones (Imperial)
LL777148 Single Cones (Imperial)

LL777148 Single Cones (Imperial)

The LL777148 is a single-row tapered roller cone with a 22.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 153,000 lbf and static loads up to 431,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone has a standard radial clearance, with options for C3, C4, or C5 clearances if needed.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial machinery or large vehicles where combined loads are common.

Operating in temperatures from -30°C to 110°C, it meets ABEC-1 standards and complies with RoHS and REACH regulations for safe use.

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Product Parameters

  • Part Number LL777148
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 22.5"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.13"
  • Cone Frontface Backing Diameter 23.03"
  • Cone Backface Backing Diameter 23.15"
  • Cage Cone Frontface Clearance 0.21"
  • Cage Cone Backface Clearance 0.16"
  • Effective Center Location 2.68"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 153000 lbf
  • Static Radial Load 431000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 39700 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 266000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 31100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 69000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Engineered for Reliability: LL777148 Single Cones

LL777148 Single Cones are made from chrome steel, offering strong resistance to combined loads.

With a dynamic radial load capacity of 153,000 lbf, they perform reliably in demanding conditions.

The steel cage ensures proper roller alignment, reducing wear and extending service life.

Designed for a temperature range of -30° to 110°C, they adapt well to various environments.

Application

Industrial Uses of LL777148 Bearing
LL777148 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 tough working conditions.

Where Is LL777148 Bearing Used?
You’ll find LL777148 Bearing in agricultural machinery, particularly in gearboxes and wheel hubs, where its high dynamic radial load capacity is essential. Its inch sizing makes it a good fit for older or imperial-based systems.

Built for Heavy-Duty Use: LL777148 Bearing
LL777148 Bearing excels in industrial fans and pumps, offering reliable performance under continuous operation. The steel cage provides added strength, making it suitable for high-vibration environments.

Automotive vs Aerospace: Applications of LL777148 Bearing
In automotive applications, LL777148 Bearing supports axle systems, while in aerospace, it’s used in landing gear components. Its temperature range and load capacity make it versatile across industries.

Practical Applications of LL777148 Bearing
LL777148 Bearing is ideal for railway applications, such as freight car wheel assemblies, where its static radial load rating ensures long-term reliability. The open seal design allows for easy lubrication maintenance.

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