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TS (Single Row Tapered Roller Bearings) (Imperial) L555249-L555210

TS (Single Row Tapered Roller Bearings) (Imperial) L555249-L555210

The L555249-L555210 is a single-row tapered roller bearing with an 11.5″ bore and 14.75″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 117,000 lbf radially and 20,800 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or large equipment where robust performance is needed.

Weighing 26 lb, it’s built to last with standard radial clearance and complies with RoHS and REACH standards.

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Product Parameters

  • Part Number L555249-L555210
  • Brand TFL
  • Interchangeable Timken
  • Size 11.5" x 14.75" x 1.875"
  • Bore Dia 11.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14.75"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 13.12"
  • Cone Backface Backing Diameter 12.17"
  • Cup Frontface Backing Diameter 14.26"
  • Cup Backface Backing Diameter 13.98"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.69"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number L555249
  • Cup Part Number L555210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series L555200
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 20800 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 26 lb

Features

Engineered for Precision: L555249-L555210 Bearing

L555249-L555210 Bearing is built with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 117,000 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and enhancing performance.
With a temperature range of -30° to 110°C, it operates reliably in various conditions.

How Does L555249-L555210 Bearing Resist Wear?

L555249-L555210 Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its standard radial clearance ensures smooth operation, even under high stress.
Lubrication is required to maintain optimal performance and reduce maintenance needs.

Structural Advantages of L555249-L555210 Bearing

L555249-L555210 Bearing features a single-row tapered roller design, ideal for handling combined loads.
The precise cone and cup dimensions ensure proper fit and alignment in machinery.
With an ABEC-1 rating, it offers reliable performance for industrial applications.
The open seal type allows for easy lubrication and inspection.

Application

Industrial Uses of L555249-L555210 Bearing
L555249-L555210 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, L555249-L555210 Bearing fits well in large truck wheel hubs, providing reliable performance under heavy loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, L555249-L555210 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds extra strength to withstand high dynamic loads.

Where Is L555249-L555210 Bearing Used?
L555249-L555210 Bearing can be found in agricultural machinery, such as tractors and harvesters, where its robust design copes with uneven loads. The standard radial clearance offers flexibility for various operating conditions.

In mining equipment, L555249-L555210 Bearing’s high static radial load capacity makes it suitable for crushers and screens. Its temperature range ensures performance in both hot and cold environments.

Built for Heavy-Duty Use: L555249-L555210 Bearing
L555249-L555210 Bearing is ideal for railway applications, particularly in axle boxes where combined loads are common. The tapered rollers distribute stress evenly, reducing wear over time.

For wind turbine gearboxes, L555249-L555210 Bearing’s dynamic thrust rating ensures smooth operation under varying wind conditions. The ABEC-1 rating provides a good balance of precision and cost-effectiveness.

Automotive vs Aerospace: Applications of L555249-L555210 Bearing
In automotive settings, L555249-L555210 Bearing is often used in drivetrains for its load-handling capabilities. The inch measurements simplify replacements in older machinery.

While less common in aerospace, L555249-L555210 Bearing may appear in ground support equipment due to its strength. The chrome steel components resist corrosion in outdoor conditions.

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