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TS (Single Row Tapered Roller Bearings) (Imperial) 2558-2520

TS (Single Row Tapered Roller Bearings) (Imperial) 2558-2520

The 2558-2520 is a single-row tapered roller bearing with a 1.1875″ bore and 2.615″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 18800 lbf radially and 2280 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 automotive systems where combined loads are common.

Weighing just 0.9 lb, it’s robust yet lightweight. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 2558-2520
  • Brand TFL
  • Interchangeable Timken
  • Size 1.1875" x 2.615" x 1"
  • Bore Dia 1.1875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.615"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.9983"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.44"
  • Cone Backface Backing Diameter 1.57"
  • Cup Frontface Backing Diameter 2.48"
  • Cup Backface Backing Diameter 2.24"
  • 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 2520
  • 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 0.9 lb

Features

Performance Features of 2558-2520 Bearing

2558-2520 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 service life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

How Does 2558-2520 Bearing Reduce Friction?

2558-2520 Bearing features a tapered roller design that minimises friction during operation.
The chrome steel construction ensures smooth rolling motion, even under heavy radial or thrust loads.
Its standard radial clearance allows for optimal performance without excessive heat buildup.
The steel cage keeps rollers properly spaced, further enhancing efficiency.

Engineered for Precision: 2558-2520 Bearing

2558-2520 Bearing’s precise cone and cup dimensions ensure accurate alignment in assemblies.
With bore diameter tolerance of +0.005″ to 0, it fits securely on shafts for stable operation.
The ABEC-1 rating confirms its consistent performance in general precision applications.
Its effective center location of -0.34″ provides proper load distribution across rollers.

Steel vs Ceramic Bearings: Strengths of 2558-2520 Bearing

2558-2520 Bearing uses chrome steel for both rings and rollers, offering excellent durability.
This material choice provides good heat resistance while maintaining cost-effectiveness.
The steel construction handles dynamic thrust loads up to 2,280 lbf reliably.
Unlike ceramic options, it’s more suitable for applications requiring frequent lubrication.

Application

Industrial Uses of 2558-2520 Bearing
2558-2520 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is 2558-2520 Bearing Used?
You’ll often find 2558-2520 Bearing in automotive axles and wheel hubs, where its ability to manage radial and thrust loads keeps vehicles running smoothly. Its inch sizing makes it a good fit for many American-made trucks and industrial vehicles.

Built for Heavy-Duty Use: 2558-2520 Bearing
2558-2520 Bearing excels in conveyor systems and mining equipment, thanks to its robust steel cage and high dynamic load capacity. The open design allows for easy lubrication, extending its service life in dusty environments.

Automotive vs Aerospace: Applications of 2558-2520 Bearing
In automotive applications, 2558-2520 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems where reliability is key. The ABEC-1 rating ensures consistent performance without over-engineering for less critical roles.

Perfect Fit for Automation: 2558-2520 Bearing
2558-2520 Bearing works well in automated assembly lines, where its tapered rollers provide smooth motion under varying loads. The standard radial clearance option makes it adaptable to different precision requirements.

Q&A

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