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TS (Single Row Tapered Roller Bearings) (Imperial) 525-520X

TS (Single Row Tapered Roller Bearings) (Imperial) 525-520X

The 525-520X is a single-row tapered roller bearing with a 1.5″ bore and 3.937″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 37000 lbf radially and 4690 lbf thrust, suitable for demanding applications.

Its open design allows straightforward lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for use in heavy machinery or automotive systems where combined loads are common.

Weighing 3.1 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various industrial needs.

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Product Parameters

  • Part Number 525-520X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.937" x 1.375"
  • Bore Dia 1.5"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.89"
  • Cone Backface Backing Diameter 2.13"
  • 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 525
  • 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 3.1 lb

Features

Performance Features of 525-520X Bearing

525-520X Bearing is crafted from chrome steel for both rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 37,000 lbf, making it suitable for heavy-duty applications.

The tapered roller design of 525-520X Bearing provides effective load distribution, reducing wear over time.
With a standard radial clearance, it offers reliable performance in various operating conditions.

525-520X Bearing operates smoothly within a temperature range of -30° to 110°C, adapting to different environments.
The steel cage maintains roller alignment, enhancing stability and extending service life.

Easy to install and maintain, 525-520X Bearing reduces downtime and operational costs.
Its compatibility with Timken bearings adds versatility for replacement and interchangeability.

Application

Industrial Uses of 525-520X Bearing
525-520X Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 525-520X Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 525-520X Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is 525-520X Bearing Used?
525-520X Bearing finds its place in mining equipment, where its robust design withstands harsh conditions. The tapered rollers distribute loads evenly, extending service life.

In power transmission systems, 525-520X Bearing supports shafts and gears, ensuring smooth operation. Its ABEC-1 rating offers a balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 525-520X Bearing
525-520X Bearing excels in forestry machinery, handling both radial and thrust loads with ease. The standard radial clearance allows for flexibility in various applications.

For pump systems, 525-520X Bearing’s temperature tolerance ensures reliability in both high and low-temperature environments. Its compatibility with Timken models makes it a versatile choice.

Automotive vs Aerospace: Applications of 525-520X Bearing
In automotive settings, 525-520X Bearing is ideal for drivetrain components, offering durability and ease of maintenance. The inch measurements align with many standard designs.

For aerospace ground equipment, 525-520X Bearing provides dependable performance in auxiliary systems. Its chrome steel rollers resist wear, even under frequent use.

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