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TS (Single Row Tapered Roller Bearings) (Imperial) 528A-522A

TS (Single Row Tapered Roller Bearings) (Imperial) 528A-522A

The 528A-522A is a single-row tapered roller bearing with a 1.875″ bore and 3.9385″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 37000 lbf radially and 4690 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

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

Weighing 3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number 528A-522A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 3.9385" x 1.5625"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.9385"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.42"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.25"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.170"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.28"
  • Cup Frontface Backing Diameter 3.74"
  • Cup Backface Backing Diameter 3.43"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location -0.5"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 528A
  • Cup Part Number 522A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 525
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 37000 lbf
  • Static Radial Load 43000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4690 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 3 lb

Features

Performance Features of 528A-522A Bearing

528A-522A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 37,000 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 528A-522A Bearing Engineered for Reliability?

528A-522A Bearing features a single-row tapered roller design, optimised for combined load applications.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 4,690 lbf provides reliable performance under heavy loads.
The open seal type allows for easy lubrication, maintaining efficiency over time.

Built for Durability: 528A-522A Bearing

528A-522A Bearing’s chrome steel components resist wear, ensuring long service life even under heavy loads.
The tapered roller design distributes forces evenly, reducing stress on individual components.
With a static radial load capacity of 43,000 lbf, it handles demanding applications with ease.
Its ABEC-1 rating ensures consistent precision in performance.

Steel vs Ceramic Bearings: Strengths of 528A-522A Bearing

528A-522A Bearing uses chrome steel for both rollers and rings, providing excellent strength and durability.
This material choice ensures reliable performance under high dynamic and static loads.
The steel cage design maintains proper roller spacing, enhancing overall bearing stability.
Its standard radial clearance allows for smooth operation in various industrial applications.

Application

Common Applications of 528A-522A Bearing
528A-522A Bearing is widely used in industrial equipment like heavy-duty gearboxes and conveyor systems, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.
In automotive applications, 528A-522A Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a preferred choice for North American vehicle models.

Where Is 528A-522A Bearing Used?
You’ll often find 528A-522A Bearing in construction machinery, where its robust design handles high radial and thrust loads. The steel cage adds extra strength, making it suitable for rough conditions.
It’s also a go-to for agricultural equipment, like tractors and harvesters, where consistent performance is key. The open seal design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 528A-522A Bearing
528A-522A Bearing excels in mining equipment, where its tapered rollers manage heavy loads and misalignment. The ABEC-1 rating ensures reliable precision for such tough applications.
For railway applications, 528A-522A Bearing offers stability in axle boxes, thanks to its combined load capacity. The standard radial clearance provides flexibility for different operational needs.

Automotive vs Aerospace: Applications of 528A-522A Bearing
In automotive settings, 528A-522A Bearing is ideal for drivetrain components, balancing speed and load requirements. Its compatibility with Timken models simplifies replacements.
For aerospace ground equipment, this bearing supports heavy machinery like cargo loaders. The temperature range of -30° to 110°C ensures performance in varying climates.

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