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28159-28318D TDO (Two-Row Double-Outer Race) (Imperial)

28159-28318D TDO (Two-Row Double-Outer Race) (Imperial)

The 28159-28318D is a two-row tapered roller bearing with a 1.574″ bore and 3.151″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 24800 lbf and is designed for long-lasting performance in tough conditions.

Its double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various environments.

This model is part of the 28000 series, known for reliable performance in heavy-duty applications. Ideal for use in industrial machinery or automotive systems where combined radial and thrust loads are common.

Weighing 2.02 lb, it’s a robust choice for demanding settings. Compliant with RoHS and REACH standards, ensuring safe and environmentally friendly use.

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Product Parameters

  • Part Number 28159-28318D
  • Brand TFL
  • Size 1.574" x 3.151" x 0.8244"
  • Bore Dia 1.574"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.151"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.375"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.8244"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.8126"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.05"
  • Cup Frontface Backing Diameter 2.91"
  • Cage Cone Backface Clearance 0.06"
  • Dynamic Radial Load 24800 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 28159
  • Cup Part Number 28318D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 28000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 3700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2550 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 6440 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 2.02 lb

Features

How Is 28159-28318D Bearing Engineered for Reliability?

28159-28318D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 24,800 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance in various applications.

28159-28318D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation over time.

Application

Industrial Uses of 28159-28318D Bearing
The 28159-28318D 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 effectively. Its chrome steel construction ensures durability in tough working conditions.

What Makes 28159-28318D Bearing a Preferred Choice?
In automotive applications, 28159-28318D Bearing is often found in wheel hubs and differential systems, providing reliable performance under high stress. The inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 28159-28318D Bearing
For industrial gearboxes, 28159-28318D Bearing offers smooth operation and long service life, thanks to its tapered roller design. The open seal type allows for easy lubrication, reducing maintenance downtime.

Automotive vs Aerospace: Applications of 28159-28318D Bearing
While 28159-28318D Bearing is popular in automotive systems, it also finds use in aerospace landing gear components, where its combined load capacity is valued. The standard radial clearance ensures consistent performance across different temperatures.

Key Fields for 28159-28318D Bearing
In agricultural machinery, 28159-28318D Bearing supports heavy loads in tractors and harvesters, withstanding dust and debris. The steel cage adds extra strength, making it suitable for rough environments.

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