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39573-39520DC TDO (Two-Row Double-Outer Race) (Imperial)

39573-39520DC TDO (Two-Row Double-Outer Race) (Imperial)

The 39573-39520DC is a double-row tapered roller bearing with a 2-inch bore and 4.4375-inch outer diameter, built from sturdy chrome steel. It handles combined loads up to 65300 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 even under heavy radial or thrust loads. The bearing works well in temperatures ranging from -30°C to 110°C.

This model features a standard cup type and is part of the 39500 series, making it a reliable choice for industrial applications. Ideal for use in gearboxes, heavy machinery, or construction equipment where combined loads are common.

Weighing 7.03 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets essential safety and environmental requirements.

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Product Parameters

  • Part Number 39573-39520DC
  • Brand TFL
  • Size 2" x 4.4375" x 1.1875"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.1875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.6875"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.44"
  • Cup Frontface Backing Diameter 4.25"
  • Cage Cone Backface Clearance 0.05"
  • Dynamic Radial Load 65300 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 39573
  • Cup Part Number 39520DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 39500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 9730 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5650 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 16900 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 7.03 lb

Features

How Does 39573-39520DC Bearing Handle Combined Loads?

39573-39520DC Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 65,300 lbf, ensuring reliable performance in demanding applications.
The double-row tapered roller design distributes loads evenly, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

What Makes 39573-39520DC Bearing Durable?

39573-39520DC Bearing features a robust steel cage that keeps the rollers aligned, minimising friction and wear.
The chrome steel construction provides excellent resistance to fatigue, even under heavy combined loads.
Its standard radial clearance ensures smooth operation, while optional C3/C4/C5 clearances offer flexibility.
This bearing is designed for long service life with minimal maintenance requirements.

Engineered for Precision: 39573-39520DC Bearing

39573-39520DC Bearing’s tapered roller design ensures precise load distribution across both rows.
The tight tolerances on bore and outer diameters (+0.005″ to 0 and +0.001″ to 0) guarantee consistent performance.
With an ABEC-1 rating, it delivers reliable precision for industrial applications.
The open design allows for easy lubrication, maintaining optimal performance over time.

Steel vs Ceramic Bearings: Strengths of 39573-39520DC Bearing

39573-39520DC Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice makes it more cost-effective than ceramic bearings while still offering high load capacity.
The steel construction withstands heavy combined loads up to 65,300 lbf radial and 5,650 lbf thrust.
Its temperature tolerance (-30° to 110°C) suits most industrial environments without special materials.

Application

Industrial Uses of 39573-39520DC Bearing
39573-39520DC Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 39573-39520DC Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it suitable for North American vehicle models.

For industrial automation, 39573-39520DC Bearing is ideal for conveyor systems and robotic arms, where precision and load capacity are key. The open seal design allows for easy lubrication and maintenance.

Where Is 39573-39520DC Bearing Used?
You’ll often find 39573-39520DC Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands harsh conditions. The tapered roller design ensures smooth operation even under heavy loads.

In mining equipment, 39573-39520DC Bearing excels in applications like crushers and screens, thanks to its high dynamic radial load capacity. The steel cage adds extra strength for long-term use.

Built for Heavy-Duty Use: 39573-39520DC Bearing
39573-39520DC Bearing is a go-to choice for forestry machinery, where its combined load handling keeps operations running smoothly. The standard radial clearance offers flexibility for different applications.

In material handling systems, 39573-39520DC Bearing provides reliable performance in forklifts and cranes. Its ABEC-1 rating ensures consistent precision without overcomplicating the design.

Automotive vs Aerospace: Applications of 39573-39520DC Bearing
In automotive settings, 39573-39520DC Bearing is trusted for drivetrain components, balancing durability and performance. The inch measurements align well with standard automotive parts.

For aerospace ground equipment, 39573-39520DC Bearing handles heavy loads in tow tractors and loading systems. Its temperature range suits various operational conditions.

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