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

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

The 42375-42587D is a two-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 in demanding conditions.

Its double-row construction provides excellent radial and thrust load capacity, with a dynamic radial rating of 19600 lbf for two rows. The open design allows for easy lubrication, essential for maintaining smooth operation.

This bearing is ideal for heavy-duty applications like industrial gearboxes or large machinery. It operates reliably in temperatures from -30°C to 110°C and meets RoHS and REACH standards.

Weighing 8.41 lb, it’s a robust choice for high-load scenarios where durability is key. The standard radial clearance ensures compatibility with various setups.

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Product Parameters

  • Part Number 42375-42587D
  • 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 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) 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 8.41 lb

Features

Performance Features of 42375-42587D Bearing

42375-42587D Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 75,600 lbf, making it suitable for heavy-duty applications.
The double-row tapered roller design ensures stability and efficient load distribution.
With a standard radial clearance, it provides reliable operation in various conditions.

How Is 42375-42587D Bearing Engineered for Reliability?

42375-42587D Bearing features a steel cage that maintains roller alignment, reducing wear and extending lifespan.
The chrome steel construction resists wear and corrosion, ensuring durability in harsh environments.
Its tapered roller design handles both radial and thrust loads efficiently.
The bearing operates within a temperature range of -30° to 110°C, suitable for diverse industrial uses.

Built for Durability: 42375-42587D Bearing

42375-42587D Bearing’s double-row construction enhances load capacity and operational stability.
The precision-engineered tapered rollers minimise friction, promoting smooth performance.
Its chrome steel components resist wear, ensuring long service life.
With standard radial clearance options, it adapts to various operational requirements.

Steel vs Ceramic Bearings: Strengths of 42375-42587D Bearing

42375-42587D Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
The steel cage ensures proper roller alignment, reducing maintenance needs.
Its tapered roller design efficiently manages combined loads.
The bearing’s robust construction makes it ideal for demanding industrial applications.

Application

Industrial Uses of 42375-42587D Bearing
The 42375-42587D Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 42375-42587D Bearing Used?
You’ll often find the 42375-42587D Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides stability under heavy loads. The inch sizing makes it a good fit for North American vehicle standards.

Built for Heavy-Duty Use: 42375-42587D Bearing
In industrial gearboxes, the 42375-42587D Bearing offers reliable performance thanks to its robust steel cage and high dynamic load capacity. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 42375-42587D Bearing
While the 42375-42587D Bearing excels in truck and heavy vehicle axles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance in both high and low-speed scenarios.

Perfect Fit for Automation: 42375-42587D Bearing
The 42375-42587D Bearing works well in automated conveyor systems, where its double-row construction reduces friction and wear. Its standard radial clearance makes it adaptable to various industrial settings.

Q&A

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