577-572D TDO (Two-Row Double-Outer Race) (Imperial)

The 577-572D is a double-row tapered roller bearing with a 2.9375″ bore and 5.5115″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 80,900 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing can withstand temperatures from -30°C to 110°C, making it versatile for various environments.

This model is part of the 575 series and comes with standard cups for straightforward installation. Ideal for heavy-duty applications like industrial gearboxes or large machinery where high radial and thrust loads are common.

Weighing 11.47 lb, it’s a robust choice for industrial settings. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 577-572D
Brand TFL
Size 2.9375" x 5.5115" x 1.4212"
Bore Dia 2.9375"
Bore Dia Tolerance +0.005" to 0
Outer Dia 5.5115"
Outer Dia Tolerance +0.001" to 0
Double Cup Width 2.625"
Double Cup Width Tolerance +0.003" to -0.01
Cone Width 1.4212"
Cone Width Tolerance +0.002" to -0.01
Bearing Width Across Cups 3.25"
Bearing Width Across Cups Tolerance +0.008" to 0
Cup Backface ToClear Radius 0.03"
Cone Backface Backing Diameter 3.58"
Cup Frontface Backing Diameter 5.25"
Cage Cone Backface Clearance 0.12"
Dynamic Radial Load 80900 lbf
System of Measurement Inch
Type Bearing
Cone Part Number 577
Cup Part Number 572D
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Double Row
Seal Type Open
Cups Type Standard
Series 575
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Rating(One Row 90 Million Revolutions) 12100 lbf
Dynamic Thrust Rating(90 Million Revolutions) 8330 lbf
Dynamic Radial Rating(Two Row 90 Million Revolutions) 21000 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 11.47 lb

Features

Performance Features of 577-572D Bearing

577-572D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 80,900 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This makes 577-572D Bearing suitable for demanding industrial environments.

With a temperature range of -30° to 110°C, it performs well in various conditions.
The standard radial clearance options provide flexibility for different operational needs.

577-572D Bearing requires lubrication for optimal performance and longevity.
Its steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of 577-572D Bearing
The 577-572D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

Where Is 577-572D Bearing Used?
You’ll often find 577-572D Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides stability under heavy loads. The inch sizing makes it a popular choice for North American equipment.

Built for Heavy-Duty Use: 577-572D Bearing
577-572D Bearing excels in industrial gearboxes, offering reliable performance even under continuous operation. The open seal design allows for easy lubrication, extending its service life in high-stress applications.

Automotive vs Aerospace: Applications of 577-572D Bearing
In automotive systems, 577-572D Bearing supports axles and wheel hubs, thanks to its robust load capacity. While not typically used in aerospace, its precision makes it suitable for certain ground support equipment.

Essential Roles of 577-572D Bearing
For conveyor systems in manufacturing plants, 577-572D Bearing ensures smooth operation with its standard radial clearance. The steel cage adds extra strength, making it a dependable choice for long-term use.