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42373-42587D TDO (Two-Row Double-Outer Race) (Imperial)

42373-42587D TDO (Two-Row Double-Outer Race) (Imperial)

The 42373-42587D is a double-row tapered roller bearing with a 3.7392″ bore and 5.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 63,800 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 loads. The bearing works well in temperatures from -30°C to 110°C, making it versatile for various environments.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for industrial machinery, automotive applications, or heavy equipment where combined loads are common.

Weighing 8.45 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 42373-42587D
  • Brand TFL
  • Size 3.7392" x 5.875" x 1.1406"
  • Bore Dia 3.7392"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.875"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.0625"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1406"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.6248"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 4.25"
  • Cup Frontface Backing Diameter 5.64"
  • Cage Cone Backface Clearance 0.1"
  • Dynamic Radial Load 63800 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 42373
  • Cup Part Number 42587D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 42000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 9490 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 8000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 16500 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 8.45 lb

Features

How Is 42373-42587D Bearing Engineered for Reliability?

42373-42587D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its dynamic radial load capacity reaches 63,800 lbf, ensuring reliable performance in heavy-duty applications.

The chrome steel construction of 42373-42587D Bearing enhances durability and wear resistance.
With a standard radial clearance, it offers consistent performance across various operating conditions.

42373-42587D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, maintaining smooth operation over time.

The steel cage in 42373-42587D Bearing keeps the rollers aligned, reducing friction and extending service life.
This design ensures long-lasting performance even under demanding loads.

Application

Industrial Uses of 42373-42587D Bearing
The 42373-42587D 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 even in demanding environments, making it a reliable choice for long-term use.

Where Is 42373-42587D Bearing Used?
You’ll often find the 42373-42587D Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides smooth performance under heavy loads.
The imperial sizing makes it a practical fit for North American machinery, ensuring easy replacement and compatibility.

Built for Heavy-Duty Use: 42373-42587D Bearing
In industrial settings, the 42373-42587D Bearing excels in conveyor systems and gearboxes, thanks to its robust construction and high dynamic load capacity.
The open seal type allows for straightforward lubrication, extending its service life in high-friction scenarios.

Automotive vs Aerospace: Applications of 42373-42587D Bearing
While the 42373-42587D Bearing is a staple in heavy-duty trucks and off-road vehicles, its precision also suits aerospace ground support equipment.
The standard radial clearance and ABEC-1 rating balance performance and cost, making it versatile for various industries.

Key Fields for 42373-42587D Bearing
The 42373-42587D Bearing is ideal for agricultural machinery, where its tapered rollers handle uneven loads and rough terrain with ease.
Steel cage and chrome steel rollers ensure consistent performance, even in dusty or humid conditions.

Q&A

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