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42375-42587DC TDO (Two-Row Double-Outer Race) (Imperial)

42375-42587DC TDO (Two-Row Double-Outer Race) (Imperial)

The 42375-42587DC is a double-row tapered roller bearing with a 3.75″ bore and 5.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 75600 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works efficiently in temperatures ranging from -30°C to 110°C.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for heavy-duty applications like industrial gearboxes or construction equipment.

Weighing 8.61 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a dependable choice for various mechanical setups.

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Product Parameters

  • Part Number 42375-42587DC
  • Brand TFL
  • Size 3.75" x 5.875" x 1.1406"
  • Bore Dia 3.75"
  • 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 75600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 42375
  • Cup Part Number 42587DC
  • 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) 11300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 9480 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 19600 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 8.61 lb

Features

How Is 42375-42587DC Bearing Engineered for Reliability?

42375-42587DC Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, even under heavy loads up to 75,600 lbf.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance across various applications.

What Makes 42375-42587DC Bearing Suitable for High-Temperature Applications?

42375-42587DC Bearing operates efficiently in temperatures ranging from -30° to 110 °C.
Its chrome steel rollers and rings resist thermal expansion, maintaining precision under heat.
The open design allows for proper lubrication, ensuring smooth operation in demanding conditions.
This makes it ideal for industrial machinery exposed to varying temperatures.

Designed for Durability: 42375-42587DC Bearing

42375-42587DC Bearing is built with high-quality chrome steel for enhanced strength and wear resistance.
Its double-row construction distributes loads evenly, reducing stress on individual rollers.
The precise tolerances ensure consistent performance, even in heavy-duty applications.
With a dynamic radial load capacity of 75,600 lbf, it delivers long-lasting reliability.

Application

Industrial Uses of 42375-42587DC Bearing
The 42375-42587DC Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently.
Its chrome steel construction ensures durability in harsh environments, making it a reliable choice for long-term use.

Where Is 42375-42587DC Bearing Used?
You’ll often find 42375-42587DC Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design supports high loads.
The open seal type allows for easy lubrication, which is essential in dusty or dirty conditions.

Built for Heavy-Duty Use: 42375-42587DC Bearing
This bearing excels in industrial gearboxes, providing smooth operation under heavy loads thanks to its double-row tapered rollers.
The inch sizing makes it compatible with a wide range of North American machinery, simplifying replacements.

Automotive vs Aerospace: Applications of 42375-42587DC Bearing
In automotive applications, 42375-42587DC Bearing is used in truck wheel hubs, where its combined load capacity is crucial.
For aerospace, it’s less common but can be found in ground support equipment due to its robust design.

Practical Applications of 42375-42587DC Bearing
The 42375-42587DC Bearing is ideal for conveyor systems in manufacturing plants, where its high dynamic radial load rating ensures reliability.
Its standard radial clearance makes it versatile for various industrial settings.

Q&A

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