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TS (Single Row Tapered Roller Bearings) (Imperial) 2581-2523

TS (Single Row Tapered Roller Bearings) (Imperial) 2581-2523

The 2581-2523 is a single-row tapered roller bearing with a 1.3125″ bore and 2.75″ outer diameter, crafted from durable 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 for easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in heavy machinery or automotive systems where combined loads are common.

Weighing just 1 lb, it’s lightweight yet robust for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 2581-2523
  • Brand TFL
  • Interchangeable Timken
  • Size 1.3125" x 2.75" x 0.9375"
  • Bore Dia 1.3125"
  • 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 0.03"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 1.54"
  • Cone Backface Backing Diameter 1.56"
  • 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 2581
  • Cup Part Number 2523
  • 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 2581-2523 Bearing

2581-2523 Bearing is crafted 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 2581-2523 Bearing Engineered for Reliability?

2581-2523 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 2,280 lbf makes it suitable for demanding conditions.
The bearing requires lubrication, but its robust design minimises maintenance needs.

Built for Durability: 2581-2523 Bearing

2581-2523 Bearing’s chrome steel components resist wear, ensuring long service life even under heavy loads.
The tapered roller design distributes stress evenly, enhancing performance and reliability.
With an ABEC-1 rating, it balances precision and cost-effectiveness.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.

Steel vs Ceramic Bearings: Strengths of 2581-2523 Bearing

2581-2523 Bearing uses chrome steel for both rollers and rings, providing excellent strength and affordability.
The steel cage ensures proper roller alignment, reducing wear and improving efficiency.
Unlike ceramic bearings, it offers a cost-effective solution without compromising on load capacity.
Its dynamic radial load rating of 18,800 lbf makes it a reliable choice for industrial use.

Application

Industrial Uses of 2581-2523 Bearing
2581-2523 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

What Makes 2581-2523 Bearing a Preferred Choice?
In automotive applications, 2581-2523 Bearing supports wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many American-made vehicles.

Built for Heavy-Duty Use: 2581-2523 Bearing
For industrial fans and pumps, 2581-2523 Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds stability during high-speed operations.

Automotive vs Aerospace: Applications of 2581-2523 Bearing
While 2581-2523 Bearing is popular in truck axles, it also finds use in aircraft landing gear components. Its ABEC-1 rating ensures consistent performance in both sectors.

Perfect Fit for Automation: 2581-2523 Bearing
In automated conveyor systems, 2581-2523 Bearing’s tapered rollers provide smooth motion control. The standard radial clearance option suits most general machinery needs.

Q&A

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