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TS (Single Row Tapered Roller Bearings) (Imperial) 581-572

TS (Single Row Tapered Roller Bearings) (Imperial) 581-572

The 581-572 is a single-row tapered roller bearing with a 3.1875″ bore and 5.5115″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 46500 lbf radially and 8330 lbf thrust, suitable for demanding applications.

Its open design and steel cage ensure durability, while the tapered rollers provide smooth operation under heavy loads. The bearing operates well in temperatures from -30°C to 110°C.

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

Weighing 4.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various engineering needs.

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Product Parameters

  • Part Number 581-572
  • Brand TFL
  • Interchangeable Timken
  • Size 3.1875" x 5.5115" x 1.4375"
  • Bore Dia 3.1875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.5115"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.4212"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.4375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.32"
  • Cone Backface Backing Diameter 3.78"
  • Cup Frontface Backing Diameter 5.25"
  • Cup Backface Backing Diameter 4.92"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location -0.21"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 581
  • Cup Part Number 572
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 575
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 46500 lbf
  • Static Radial Load 65400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 12100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8330 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 4.8 lb

Features

Performance Features of 581-572 Bearing

581-572 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 46,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a static radial load of 65,400 lbf, it provides reliable performance in demanding conditions.

581-572 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its standard radial clearance options allow for flexibility in various applications.

The steel cage maintains roller alignment, reducing wear and extending service life.
Weighing 4.8 lb, it balances durability and ease of handling.

Application

Industrial Uses of 581-572 Bearing
The 581-572 Bearing is widely used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

In automotive applications, 581-572 Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. The inch sizing makes it compatible with many American-made vehicles.

For industrial automation, 581-572 Bearing’s open design allows for easy lubrication, extending its lifespan in conveyor systems and robotic arms. The steel cage adds extra strength for continuous operation.

Where Is 581-572 Bearing Used?
You’ll often find 581-572 Bearing in agricultural machinery, like tractors and harvesters, where its ability to handle radial and thrust loads is essential. The standard radial clearance ensures smooth operation.

In power transmission systems, 581-572 Bearing works well in gearboxes and pulleys, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 581-572 Bearing
The 581-572 Bearing excels in forestry equipment, such as log splitters and sawmills, where its robust design withstands intense vibrations. The tapered rollers distribute loads evenly for long-lasting performance.

In material handling systems, 581-572 Bearing’s steel cage and chrome steel rollers reduce wear, making it ideal for forklifts and cranes. Its temperature range suits both indoor and outdoor applications.

Automotive vs Aerospace: Applications of 581-572 Bearing
In automotive settings, 581-572 Bearing is common in truck axles, offering reliable support for heavy loads. The inch measurements simplify replacements in older vehicle models.

For aerospace ground equipment, 581-572 Bearing’s precision and durability make it suitable for aircraft tow tractors and loading systems. The open design allows for regular maintenance checks.

Q&A

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