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TS (Single Row Tapered Roller Bearings) (Imperial) 2558-2523-S

TS (Single Row Tapered Roller Bearings) (Imperial) 2558-2523-S

The 2558-2523-S is a single-row tapered roller bearing with a 1.1875″ bore and 2.75″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 18800 lbf radially and 2280 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing just 1 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 2558-2523-S
  • Brand TFL
  • Interchangeable Timken
  • Size 1.1875" x 2.75" x 0.9375"
  • Bore Dia 1.1875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.9983"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.44"
  • Cone Backface Backing Diameter 1.57"
  • Cup Frontface Backing Diameter 2.56"
  • Cup Backface Backing Diameter 2.40"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.02"
  • Effective Center Location -0.34"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2558
  • Cup Part Number 2523-S
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 18800 lbf
  • Static Radial Load 21200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4880 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2280 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 1 lb

Features

Performance Features of 2558-2523-S Bearing

2558-2523-S Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 18,800 lbf, ensuring reliable performance in various applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

How Is 2558-2523-S Bearing Engineered for Reliability?

2558-2523-S Bearing features precise cone and cup width tolerances for consistent performance.
The tapered roller design efficiently handles both radial and thrust loads.
Its chrome steel construction provides durability and resistance to wear.
The standard radial clearance ensures smooth operation in most industrial settings.

Built for Durability: 2558-2523-S Bearing

2558-2523-S Bearing’s single-row construction simplifies installation while maintaining strength.
The open seal type allows for easy lubrication and maintenance.
With an ABEC-1 rating, it balances precision and cost-effectiveness.
Its 2,280 lbf dynamic thrust rating makes it suitable for demanding applications.

Steel vs Ceramic Bearings: Strengths of 2558-2523-S Bearing

2558-2523-S Bearing uses chrome steel for both rollers and rings, offering excellent load capacity.
The steel cage provides reliable performance at high speeds and temperatures.
Its standard radial clearance adapts well to various operating conditions.
Weighing just 1 lb, it combines strength with manageable size for industrial use.

Application

Industrial Uses of 2558-2523-S Bearing
2558-2523-S Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where combined loads are frequent. Its tapered roller design ensures smooth operation even under significant radial and axial forces.

In automotive applications, 2558-2523-S Bearing fits well in wheel hubs and differential systems, providing reliable performance over long distances. The chrome steel construction enhances its durability in high-stress environments.

For industrial conveyor systems, 2558-2523-S Bearing offers stability and reduces friction, making it ideal for continuous operation. The open seal design allows for easy lubrication, extending its service life.

Where Is 2558-2523-S Bearing Used?
2558-2523-S Bearing is often found in mining equipment, where its robust design handles harsh conditions effortlessly. The inch sizing makes it compatible with many North American machinery standards.

In railway applications, 2558-2523-S Bearing supports axle loads, ensuring smooth and safe train movements. Its steel cage provides added strength, reducing wear over time.

Built for Heavy-Duty Use: 2558-2523-S Bearing
2558-2523-S Bearing excels in forestry machinery, where it withstands heavy loads and rough terrain. The tapered rollers distribute stress evenly, preventing premature failure.

For power transmission systems, 2558-2523-S Bearing ensures efficient energy transfer with minimal friction. Its standard radial clearance allows for easy installation and maintenance.

Automotive vs Aerospace: Applications of 2558-2523-S Bearing
In automotive settings, 2558-2523-S Bearing is a go-to for drivetrain components, offering reliability under varying speeds. The ABEC-1 rating ensures consistent performance without unnecessary precision costs.

While less common in aerospace, 2558-2523-S Bearing can be found in ground support equipment, where its durability is valued. The temperature range suits most operational environments.

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