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455-452D TDO (Two-Row Double-Outer Race) (Imperial)

455-452D TDO (Two-Row Double-Outer Race) (Imperial)

The 455-452D is a two-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads with a dynamic radial capacity of 62900 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its double-row design provides extra stability, while the open seal allows for easy lubrication. The steel cage ensures durability, making it suitable for heavy-duty applications.

This bearing is ideal for industrial machinery or automotive systems where high radial and thrust loads are common. It meets RoHS and REACH standards, ensuring safe and reliable use.

Weighing 5.95 lb, it’s robust yet manageable for its size. The standard radial clearance can be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number 455-452D
  • Brand TFL
  • Size 2" x 4.25" x 1.1542"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1542"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5625"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.96"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 62900 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 455
  • Cup Part Number 452D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 455
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 9370 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5380 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 16300 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 5.95 lb

Features

How Is 455-452D Bearing Engineered for Reliability?

455-452D Bearing features a double-row tapered roller design, providing robust support for combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 62,900 lbf.

The precision-engineered cage maintains roller alignment, reducing friction and wear.
With standard radial clearance options, it offers flexibility for various applications.

455-452D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth performance over time.

Application

Industrial Uses of 455-452D Bearing
The 455-452D 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 environments.

In automotive applications, 455-452D Bearing supports wheel hubs and drivetrain components, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 455-452D Bearing’s tapered roller design offers smooth operation and long service life. The open seal type allows for easy lubrication, reducing maintenance downtime.

What Makes 455-452D Bearing a Preferred Choice?
This bearing is ideal for agricultural machinery, where its robust construction withstands dust and debris. The standard radial clearance ensures consistent performance in fluctuating temperatures.

Built for Heavy-Duty Use: 455-452D Bearing
In material handling equipment, 455-452D Bearing excels due to its high dynamic radial load capacity. The steel cage adds extra strength, making it suitable for continuous operation.

For gearboxes and power transmission systems, 455-452D Bearing’s tapered rollers reduce friction and improve efficiency. Its ABEC-1 rating ensures reliable precision in various industrial settings.

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