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L555249 Single Cones (Imperial)
L555249 Single Cones (Imperial)

L555249 Single Cones (Imperial)

The L555249 is a single-row tapered roller bearing cone with an 11.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 117,000 lbf and static loads up to 258,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone has a width of 1.875 inches and operates smoothly in temperatures from -30°C to 110°C.

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.

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

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Product Parameters

  • Part Number L555249
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L555249-L555210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series L555200
  • Bore Dia 11.5"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 12.01"
  • Cone Backface Backing Diameter 12.17"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.69"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 117000 lbf
  • Static Radial Load 258000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 30300 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 203000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 20800 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 52700 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 L555249 Single Cones Handle Combined Loads?

L555249 Single Cones are crafted from chrome steel, offering robust resistance to both radial and thrust loads.
With a dynamic radial load capacity of 117,000 lbf, they perform reliably in demanding industrial applications.
The steel cage ensures proper roller alignment, reducing wear and extending operational life.
Designed for standard radial clearance, they provide flexibility for various installation needs.

What Makes L555249 Single Cones Suitable for High-Temperature Applications?

L555249 Single Cones operate effectively within a temperature range of -30° to 110°C.
Their chrome steel construction maintains structural integrity even under thermal stress.
The open seal design allows for efficient heat dissipation, preventing overheating.
This makes them ideal for environments with fluctuating temperatures.

Engineered for Precision: L555249 Single Cones

L555249 Single Cones feature precise cone width tolerances of +0.003″ to -0.01″.
Their effective center location of 0.69″ ensures accurate alignment in machinery.
The tapered roller design minimises friction, enhancing performance.
ABEC-1 rating guarantees consistent quality for industrial use.

Steel vs Chrome Steel: Reliability of L555249 Single Cones

L555249 Single Cones use chrome steel rings for superior strength and durability.
The steel cage provides reliable support, ensuring smooth roller movement.
This combination delivers long-lasting performance under heavy loads.
It’s a practical choice for applications requiring combined load handling.

Why Choose L555249 Single Cones for Heavy-Duty Applications?

L555249 Single Cones boast a static radial load capacity of 258,000 lbf.
Their single-row construction simplifies installation while maintaining robustness.
The standard radial clearance option ensures compatibility with various setups.
These cones are built to endure rigorous industrial use with minimal maintenance.

Application

Industrial Uses of L555249 Bearing
L555249 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 L555249 Bearing Used?
You’ll find L555249 Bearing in agricultural machinery, particularly in gearboxes and wheel hubs, where its high dynamic load capacity is essential. Its inch sizing makes it a good fit for older or custom-built equipment.

Built for Heavy-Duty Use: L555249 Bearing
L555249 Bearing excels in industrial fans and pumps, thanks to its robust steel cage and standard radial clearance. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of L555249 Bearing
In automotive applications, L555249 Bearing supports large axles and drivetrains, while in aerospace, it’s used in ground support equipment. Its ABEC-1 rating balances precision and cost-effectiveness.

Key Fields for L555249 Bearing
L555249 Bearing is a reliable choice for railway applications, particularly in freight car wheel assemblies. The tapered rollers provide stability under heavy loads and varying speeds.

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