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

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

The 528A-522 is a single-row tapered roller bearing with a 1.875″ bore and 4″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 37,000 lbf radially and 4,690 lbf thrust, suitable for demanding applications.

Its open design allows easy 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 heavy-duty machinery or automotive uses where combined loads are common.

Weighing 2.9 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 528A-522
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 4" x 1.375"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4"
  • 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 3.76"
  • Cup Backface Backing Diameter 3.50"
  • 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 522
  • 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 2.9 lb

Features

Performance Features of 528A-522 Bearing

528A-522 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 37000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 528A-522 Bearing Reduce Friction?

528A-522 Bearing’s tapered roller design minimises friction, ensuring smooth operation under combined loads.
The chrome steel construction enhances durability while maintaining efficient performance.
Its standard radial clearance allows for optimal load distribution, reducing wear over time.
This design also supports easy lubrication, further improving friction reduction.

Engineered for Precision: 528A-522 Bearing

528A-522 Bearing features precise dimensions with tight tolerances, ensuring accurate performance.
The effective center location of -0.5″ provides stability in various mounting configurations.
Its ABEC-1 rating confirms consistent quality for general precision applications.
The standard cup type design simplifies installation while maintaining reliable operation.

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

528A-522 Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
This material choice provides good wear resistance and load capacity at a competitive cost.
The steel cage further enhances durability while keeping the rollers properly spaced.
With a weight of 2.9 lb, it balances robustness and practical handling.

Why Choose 528A-522 Bearing for Precision Tasks?

528A-522 Bearing maintains dimensional stability with its precise cone and cup width tolerances.
The chrome steel construction ensures consistent performance under varying load conditions.
Its standard radial clearance option allows for fine-tuning in precision applications.
The bearing’s design supports smooth rotation, making it suitable for accurate machinery.

Application

Common Applications of 528A-522 Bearing
528A-522 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-522 Bearing supports axle assemblies and wheel hubs, providing reliable performance under radial and thrust loads. Its imperial sizing makes it a common choice for North American vehicle models.

For automation systems, 528A-522 Bearing’s open design allows easy lubrication, which is essential for maintaining smooth operation in robotic arms and assembly lines. The steel cage adds stability during high-speed movements.

Where Is 528A-522 Bearing Used?
You’ll often find 528A-522 Bearing in agricultural machinery, where its robust design handles rough conditions like tractors and harvesters. The standard radial clearance ensures consistent performance over time.

In construction equipment, 528A-522 Bearing is a go-to for cranes and excavators, thanks to its high dynamic load capacity. The tapered rollers distribute stress evenly, reducing wear.

Built for Heavy-Duty Use: 528A-522 Bearing
528A-522 Bearing excels in mining equipment, where its ability to handle combined loads keeps crushers and screens running smoothly. The chrome steel rollers resist deformation under pressure.

In marine applications, 528A-522 Bearing’s corrosion-resistant materials make it suitable for ship propulsion systems. The open design simplifies maintenance in harsh saltwater environments.

Automotive vs Aerospace: Applications of 528A-522 Bearing
In automotive settings, 528A-522 Bearing is ideal for drivetrains, balancing radial and thrust loads efficiently. Its ABEC-1 rating ensures reliable precision for everyday use.

For aerospace ground support equipment, 528A-522 Bearing provides stability in load-handling systems. The temperature range suits both indoor and outdoor operations.

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