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28880 Single Cones (Imperial)
28880 Single Cones (Imperial)

28880 Single Cones (Imperial)

The 28880 single cone is a tapered roller bearing with a 9.75-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 35,400 lbf and static loads up to 83,900 lbf.

Its open design and steel cage ensure easy maintenance and long service life. The bearing operates smoothly in temperatures from -30°C to 110°C, making it suitable for tough environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

With standard radial clearance and ABEC-1 rating, it balances performance and affordability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 28880
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 28880-28820
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 28880
  • Bore Dia 9.75"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 0.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 10.08"
  • Cone Backface Backing Diameter 10.16"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location 0.68"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 35400 lbf
  • Static Radial Load 83900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9170 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 61600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 16000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 28880 Bearing

28880 Bearing is built with chrome steel rings and a steel cage, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 35,400 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

28880 Bearing’s standard radial clearance allows for flexibility in different setups.
Its ABEC-1 rating ensures consistent performance for general industrial use.

The single-row construction simplifies installation while maintaining durability.
Its effective center location of 0.68″ provides stability during operation.

Application

Industrial Uses of 28880 Single Cones
28880 Single Cones are commonly used in heavy machinery, such as mining equipment and construction vehicles, where their tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 28880 Single Cones Used?
You’ll often find 28880 Single Cones in agricultural machinery, supporting components like gearboxes and axles. Their inch sizing makes them a practical choice for older or US-made equipment.

Built for Heavy-Duty Use: 28880 Single Cones
28880 Single Cones excel in industrial fans and pumps, where their open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making them reliable for continuous operation.

Automotive vs Aerospace: Applications of 28880 Single Cones
In automotive applications, 28880 Single Cones are ideal for truck wheel hubs, providing stability under heavy loads. While not typically used in aerospace, their precision makes them suitable for ground support equipment.

Essential Roles of 28880 Single Cones
28880 Single Cones play a key role in railway applications, particularly in axle boxes where their tapered rollers manage radial and thrust loads. The standard radial clearance options offer flexibility for different operational needs.

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