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TS (Single Row Tapered Roller Bearings) (Imperial) 25880-25820

TS (Single Row Tapered Roller Bearings) (Imperial) 25880-25820

The 25880-25820 is a single-row tapered roller bearing with a 1.4365″ bore and 2.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 19100 lbf radially and 2460 lbf thrust, making it versatile for various applications.

Its open design allows 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 1 lb, it’s compact yet robust for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 25880-25820
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4365" x 2.875" x 0.9375"
  • Bore Dia 1.4365"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.9688"
  • 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 0.06"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 1.65"
  • Cone Backface Backing Diameter 1.73"
  • Cup Frontface Backing Diameter 2.72"
  • Cup Backface Backing Diameter 2.52"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.02"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 25880
  • Cup Part Number 25820
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 25800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 19100 lbf
  • Static Radial Load 21900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4960 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2460 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 25880-25820 Bearing

25880-25820 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19100 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.

Application

Industrial Uses of 25880-25820 Bearing
25880-25820 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively.
The inch sizing makes it a straightforward replacement for Timken bearings in North American industrial applications.

Where Is 25880-25820 Bearing Used?
You’ll often spot 25880-25820 Bearing in truck wheel hubs, where its chrome steel construction withstands constant radial and thrust forces.
The open design simplifies lubrication, which is handy for maintenance in rugged environments.

Built for Heavy-Duty Use: 25880-25820 Bearing
25880-25820 Bearing excels in mining equipment, thanks to its robust steel cage and standard radial clearance.
It’s also a reliable pick for gearboxes in power transmission systems, where consistent performance matters.

Automotive vs Aerospace: Applications of 25880-25820 Bearing
In automotive settings, 25880-25820 Bearing supports axles and differentials, balancing durability with smooth rotation.
For aerospace ground equipment, its ABEC-1 rating ensures dependable operation without over-engineering.

Practical Applications of 25880-25820 Bearing
25880-25820 Bearing fits well in conveyor systems, where its tapered rollers manage uneven loads.
The steel cage and chrome steel rollers also make it suitable for pumps and compressors in harsh conditions.

Q&A

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