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42346-42587D TDO (Two-Row Double-Outer Race) (Imperial)

42346-42587D TDO (Two-Row Double-Outer Race) (Imperial)

The 42346-42587D is a two-row tapered roller bearing with a 3.463″ 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 offers balanced load distribution, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

With standard radial clearance and ABEC-1 precision, it’s a reliable choice for heavy-duty applications like truck axles or industrial gearboxes. The bearing weighs 9.42 lb, making it robust yet manageable for its size.

Compliant with RoHS and REACH standards, it’s a safe and dependable option for replacement or new installations.

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Product Parameters

  • Part Number 42346-42587D
  • Brand TFL
  • Size 3.463" x 5.875" x 1.1406"
  • Bore Dia 3.463"
  • 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 4.06"
  • 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 42346
  • 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 9.42 lb

Features

Performance Features of 42346-42587D Bearing

42346-42587D Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 75,600 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This construction allows 42346-42587D Bearing to handle both radial and thrust loads efficiently.

With a temperature range of -30° to 110°C, it performs well in various operating conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.

42346-42587D Bearing requires lubrication for optimal performance and longevity.
Its standard radial clearance ensures smooth operation in most industrial applications.

Application

Industrial Uses of 42346-42587D Bearing
The 42346-42587D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 42346-42587D Bearing supports axle systems and wheel hubs, providing reliable performance under high stress. The inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 42346-42587D Bearing’s open design allows for easy lubrication, extending its lifespan in continuous operation. The tapered roller design also helps maintain precision in high-speed scenarios.

Where Is 42346-42587D Bearing Used?
You’ll often find 42346-42587D Bearing in agricultural machinery, like tractors and harvesters, where its robust build withstands rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In conveyor systems, 42346-42587D Bearing’s double-row setup reduces downtime by distributing loads evenly. Its steel cage adds extra strength, making it a reliable choice for long-term use.

Built for Heavy-Duty Use: 42346-42587D Bearing
The 42346-42587D Bearing excels in applications like gearboxes and drivetrains, where its combined load capacity is essential. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

For wind turbines, 42346-42587D Bearing’s temperature range (-30° to 110°C) makes it suitable for varying climates. The open seal type simplifies maintenance in remote installations.

Automotive vs Aerospace: Applications of 42346-42587D Bearing
In automotive settings, 42346-42587D Bearing is ideal for heavy trucks and buses, handling both radial and thrust loads effortlessly. The inch measurements align with standard US manufacturing specs.

For aerospace ground equipment, 42346-42587D Bearing’s durability suits baggage handling systems and maintenance tools. Its chrome steel rollers resist wear even with frequent use.

Q&A

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