TS (Single Row Tapered Roller Bearings) (Imperial) 28579-28527RB

The 28579-28527RB is a single-row tapered roller bearing with a 1.968″ bore and 3.9368″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 22200 lbf radially and 3720 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 2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number 28579-28527RB
Brand TFL
Interchangeable Timken
Size 1.968" x 3.9368" x 0.9689"
Bore Dia 1.968"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.9368"
Outer Dia Tolerance +0.001" to 0
Cone Width 1"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.7813"
Cup Width Tolerance +0.002" to -0.01
Width 0.9689"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.09"
Cup Backface ToClear Radius 0.02"
Cone Frontface Backing Diameter 2.2"
Cone Backface Backing Diameter 2.36"
Cup Frontface Backing Diameter 3.90"
Cup Backface Backing Diameter 3.39"
Cage Cone Frontface Clearance 0.06"
Cage Cone Backface Clearance 0.04"
Effective Center Location -0.19"
System of Measurement Inch
Type Bearing
Cone Part Number 28579
Cup Part Number 28527RB
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 28500
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 22200 lbf
Static Radial Load 29200 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 5770 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3720 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 2 lb

Features

Performance Features of 28579-28527RB Bearing

28579-28527RB Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 22,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Why Choose 28579-28527RB Bearing for Precision Tasks?

28579-28527RB Bearing features precise cone and cup dimensions, ensuring accurate alignment in machinery.
The tapered roller design distributes loads evenly, improving efficiency and reducing wear.
Its standard radial clearance options provide flexibility for different operational needs.
This bearing is interchangeable with Timken models, offering convenience for replacements.

Engineered for Reliability: 28579-28527RB Bearing

28579-28527RB Bearing’s single-row construction simplifies installation while maintaining high load capacity.
The chrome steel materials resist wear, extending the bearing’s service life.
It operates smoothly within a wide temperature range, from -30° to 110°C.
Regular lubrication ensures consistent performance and reduces maintenance requirements.

Application

Industrial Uses of 28579-28527RB Bearing
28579-28527RB Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 28579-28527RB Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many American vehicle models.

For industrial conveyor systems, 28579-28527RB Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds extra strength to withstand continuous operation.

What Makes 28579-28527RB Bearing a Preferred Choice?
28579-28527RB Bearing is often chosen for agricultural machinery due to its ability to handle dirt and debris without compromising performance. The standard radial clearance offers flexibility in various settings.

In mining equipment, 28579-28527RB Bearing’s robust design ensures it can endure harsh conditions. The ABEC-1 rating provides a balance of precision and cost-effectiveness for industrial applications.

Built for Heavy-Duty Use: 28579-28527RB Bearing
28579-28527RB Bearing excels in forestry machinery, where its tapered rollers manage uneven loads smoothly. The chrome steel rollers resist wear, even in abrasive environments.

For railway applications, 28579-28527RB Bearing’s dynamic load capacity makes it suitable for axle boxes. Its temperature range ensures reliability in both hot and cold climates.

Automotive vs Aerospace: Applications of 28579-28527RB Bearing
In automotive drivetrains, 28579-28527RB Bearing handles high torque and variable speeds with ease. The inch measurements align with many US-made components.

For aerospace ground support equipment, 28579-28527RB Bearing’s static load capacity ensures stability. However, its weight makes it less ideal for in-flight applications compared to lighter alternatives.