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TS (Single Row Tapered Roller Bearings) (Imperial) 525-522A

TS (Single Row Tapered Roller Bearings) (Imperial) 525-522A

The 525-522A is a single-row tapered roller bearing with a 1.5″ bore and 3.9385″ 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 easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

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

Weighing 3.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 525-522A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.9385" x 1.5625"
  • Bore Dia 1.5"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.170"
  • Cone Frontface Backing Diameter 1.89"
  • Cone Backface Backing Diameter 2.13"
  • 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 525
  • 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 3.3 lb

Features

Performance Features of 525-522A Bearing

525-522A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 37000 lbf, ensuring reliable performance in tough conditions.
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 environments.

Why Choose 525-522A Bearing for Precision Tasks?

525-522A Bearing features precise cone and cup dimensions, ensuring accurate alignment for combined loads.
The tapered roller design distributes stress evenly, enhancing durability under heavy use.
Its ABEC-1 rating guarantees consistent performance for precision applications.
Standard radial clearance options allow for flexibility in different operational settings.

Engineered for Reliability: 525-522A Bearing

525-522A Bearing’s single-row construction provides stability and strength for demanding applications.
Chrome steel components resist wear, maintaining performance over extended periods.
The open design simplifies lubrication, ensuring smooth operation with minimal maintenance.
With a static radial load of 43000 lbf, it handles heavy loads reliably.

Steel vs Ceramic Bearings: Strengths of 525-522A Bearing

525-522A Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice ensures durability and resistance to deformation under load.
The bearing’s design focuses on efficient load distribution, reducing stress concentrations.
It remains compliant with RoHS and REACH standards, meeting environmental requirements.

Application

Common Applications of 525-522A Bearing
525-522A Bearing is widely used in industrial machinery, especially in heavy-duty equipment like conveyor systems and gearboxes. Its tapered roller design handles combined loads efficiently, making it suitable for rugged environments.

In automotive applications, 525-522A Bearing supports wheel hubs and differential systems, where its chrome steel construction ensures durability. The inch sizing makes it compatible with many North American vehicle models.

For agricultural machinery, 525-522A Bearing’s robust design withstands high radial and thrust loads in tractors and harvesters. The steel cage provides added strength for long-term performance in demanding conditions.

Where Is 525-522A Bearing Used?
525-522A Bearing is commonly found in construction equipment like cranes and bulldozers, where its ability to handle heavy loads is essential. The open design allows for easy lubrication, extending its service life.

In mining operations, 525-522A Bearing’s durability makes it ideal for crushers and vibrating screens. Its standard radial clearance ensures reliable performance even in dusty or high-vibration environments.

Built for Heavy-Duty Use: 525-522A Bearing
525-522A Bearing excels in forestry machinery, such as log splitters and sawmills, thanks to its tapered roller design. The chrome steel rollers provide excellent wear resistance under continuous use.

For material handling systems, 525-522A Bearing’s combined load capacity ensures smooth operation in forklifts and pallet jacks. The ABEC-1 rating balances precision and cost-effectiveness for these applications.

Automotive vs Industrial: Applications of 525-522A Bearing
In automotive settings, 525-522A Bearing is often used in truck axles, where its strength and reliability are crucial. The inch measurements simplify replacements in older vehicle models.

For industrial pumps, 525-522A Bearing’s ability to handle radial and thrust loads makes it a dependable choice. The standard radial clearance accommodates thermal expansion during prolonged operation.

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