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581-572DC TDO (Two-Row Double-Outer Race) (Imperial)

581-572DC TDO (Two-Row Double-Outer Race) (Imperial)

The 581-572DC is a double-row tapered roller bearing with a 3.1875″ bore and 5.5115″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 80,900 lbf and suits applications needing robust radial and thrust support.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model features standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for heavy-duty machinery like gearboxes or industrial equipment where high load capacity is essential.

Weighing 10.5 lb, it’s a solid choice for demanding environments. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 581-572DC
  • Brand TFL
  • Size 3.1875" x 5.5115" x 1.4212"
  • Bore Dia 3.1875"
  • Bore Dia Tolerance +0.001" 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 3.78"
  • 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 581
  • Cup Part Number 572DC
  • 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 10.5 lb

Features

How Does 581-572DC Bearing Handle Combined Loads?

581-572DC Bearing features a double-row tapered roller design, providing balanced performance under both radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 80,900 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it operates smoothly across a temperature range of -30° to 110°C.

Built for reliability, 581-572DC Bearing suits heavy-duty applications requiring combined load handling.
Its open design simplifies lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 581-572DC Bearing
The 581-572DC Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 581-572DC Bearing Used?
You’ll often find 581-572DC Bearing in automotive applications, particularly in wheel hubs and differential systems, where its tapered roller design provides smooth performance. The inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: 581-572DC Bearing
In industrial conveyor systems, 581-572DC Bearing’s robust design supports high loads and continuous operation. The open seal type allows for easy lubrication, extending its service life in dusty or humid conditions.

Automotive vs Aerospace: Applications of 581-572DC Bearing
While 581-572DC Bearing is popular in heavy trucks and off-road vehicles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures reliable performance in both high-impact and high-precision settings.

Practical Applications of 581-572DC Bearing
For agricultural machinery like tractors and harvesters, 581-572DC Bearing’s combined load capacity handles uneven terrain stresses. Its standard radial clearance offers a balance between performance and ease of maintenance.

Q&A

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