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

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

The 42346-42587DC is a double-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 open design allows for easy lubrication, while the steel cage ensures smooth operation. 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, offering reliable precision. Ideal for heavy-duty applications like industrial gearboxes or construction equipment where combined loads are common.

Weighing 9.63 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most industrial settings.

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Product Parameters

  • Part Number 42346-42587DC
  • 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 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 9.63 lb

Features

Performance Features of 42346-42587DC Bearing

42346-42587DC 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 42346-42587DC Bearing to handle both radial and thrust loads efficiently.

With a standard radial clearance, it provides smooth operation in various conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.

42346-42587DC Bearing operates within a temperature range of -30° to 110°C.
Its open design simplifies lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 42346-42587DC Bearing
The 42346-42587DC 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 efficiently. Its chrome steel construction ensures durability in demanding environments.

Where Is 42346-42587DC Bearing Used?
You’ll often find 42346-42587DC Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides stability under varying loads. The inch sizing makes it a popular choice for North American equipment manufacturers.

Built for Heavy-Duty Use: 42346-42587DC Bearing
In automotive applications, 42346-42587DC Bearing supports wheel hubs and axles, thanks to its robust construction and high dynamic load capacity. The open seal design allows for easy lubrication, extending service life.

Automotive vs Aerospace: Applications of 42346-42587DC Bearing
While 42346-42587DC Bearing excels in truck and trailer axles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures reliable performance without over-engineering for less critical systems.

Key Fields for 42346-42587DC Bearing
Railway freight cars benefit from 42346-42587DC Bearing’s ability to handle heavy radial loads over long distances. The standard radial clearance option balances performance and ease of installation for maintenance crews.

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