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TS (Single Row Tapered Roller Bearings) (Imperial) 528A-520X

TS (Single Row Tapered Roller Bearings) (Imperial) 528A-520X

The 528A-520X is a single-row tapered roller bearing with a 1.875″ bore and 3.937″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 37000 lbf radially and 4690 lbf 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 2.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 528A-520X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 3.937" x 1.375"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.937"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.42"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.28"
  • Cup Frontface Backing Diameter 3.74"
  • Cup Backface Backing Diameter 3.46"
  • 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 520X
  • 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 2.8 lb

Features

Performance Features of 528A-520X Bearing

528A-520X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 37,000 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it provides reliable performance in various conditions.

528A-520X Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design ensures smooth handling of both radial and thrust loads.

Application

Essential Roles of 528A-520X Bearing
In industrial settings, 528A-520X Bearing is commonly used in heavy machinery like conveyor systems and gearboxes, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 528A-520X Bearing Used?
You’ll often find 528A-520X Bearing in automotive applications, particularly in wheel hubs and transmissions, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a fit for many American-made vehicles.

Built for Heavy-Duty Use: 528A-520X Bearing
For construction equipment, 528A-520X Bearing provides reliable performance in excavators and cranes, where its steel cage and robust design withstand high stress. The standard radial clearance offers flexibility for various load conditions.

Automotive vs Aerospace: Applications of 528A-520X Bearing
While 528A-520X Bearing excels in automotive systems like differentials, it’s also suitable for aerospace ground support equipment. Its temperature range and ABEC-1 rating ensure consistent operation in diverse conditions.

Perfect Fit for Automation: 528A-520X Bearing
In automated production lines, 528A-520X Bearing supports robotic arms and assembly systems, where precision and load capacity are key. The open seal design allows for easy lubrication, reducing downtime.

Q&A

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