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TS (Single Row Tapered Roller Bearings) (Imperial) 28880-28820

TS (Single Row Tapered Roller Bearings) (Imperial) 28880-28820

The 28880-28820 is a single-row tapered roller bearing with a 9.75″ bore and 12″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 35400 lbf radially and 5100 lbf thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 applications where robust performance is needed.

Weighing 7.000 lb, it’s built to last and complies with RoHS and REACH standards for safety and environmental care.

The standard radial clearance ensures easy installation, and its ABEC-1 rating provides dependable precision. Suitable for setups requiring consistent load handling and long service life.

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Product Parameters

  • Part Number 28880-28820
  • Brand TFL
  • Interchangeable Timken
  • Size 9.75" x 12" x 0.875"
  • Bore Dia 9.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 11.26"
  • Cone Backface Backing Diameter 10.16"
  • Cup Frontface Backing Diameter 11.69"
  • Cup Backface Backing Diameter 11.46"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location 0.68"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 28880
  • Cup Part Number 28820
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 28800
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 5100 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 7.000 lb

Features

Performance Features of 28880-28820 Bearing

28880-28820 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 35,400 lbf, ensuring reliable performance in heavy-duty 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 various environmental conditions.

28880-28820 Bearing’s standard radial clearance provides flexibility for different installation needs.
The open design allows for easy lubrication, enhancing maintenance efficiency.

Application

Industrial Uses of 28880-28820 Bearing
28880-28820 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 28880-28820 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under heavy loads. Its imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial fans and pumps, 28880-28820 Bearing’s open design allows for easy lubrication, extending service life in high-speed operations. The steel cage adds stability, reducing wear over time.

Where Is 28880-28820 Bearing Used?
You’ll often find 28880-28820 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands dusty and uneven terrains. The standard radial clearance ensures smooth rotation.

In material handling systems, 28880-28820 Bearing supports conveyor rollers, handling both radial and axial loads with ease. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 28880-28820 Bearing
28880-28820 Bearing excels in forestry equipment like log splitters, where its high static radial load capacity prevents deformation under extreme pressure. The tapered rollers distribute loads evenly.

For railway applications, 28880-28820 Bearing’s temperature tolerance makes it suitable for brake systems and axle boxes. The steel cage and chrome steel rollers ensure long-term reliability in varying climates.

Automotive vs Aerospace: Applications of 28880-28820 Bearing
In automotive sectors, 28880-28820 Bearing is ideal for heavy-duty trucks, offering durability in wheel and transmission systems. Its imperial measurements align with standard US automotive specs.

For aerospace ground equipment, 28880-28820 Bearing supports cargo loaders and maintenance tools, where its combined load capacity and ease of maintenance are valued. The open design simplifies inspections.

Q&A

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