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457-452D TDO (Two-Row Double-Outer Race) (Imperial)

457-452D TDO (Two-Row Double-Outer Race) (Imperial)

The 457-452D is a two-row tapered roller bearing with a 1.5625″ bore and 4.25″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads well, with a dynamic radial load capacity of 53100 lbf, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation even under stress. The bearing works reliably in temperatures ranging from -30°C to 110°C, ideal for varied environments.

This double-row design offers stability and durability, perfect for industrial machinery or automotive systems where high radial and thrust loads are common. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.

Weighing 6.74 lb, it’s robust yet manageable for its size, with standard radial clearance options (C3/C4/C5) available for tailored fits.

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Product Parameters

  • Part Number 457-452D
  • Brand TFL
  • Size 1.5625" x 4.25" x 1.1542"
  • Bore Dia 1.5625"
  • 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 2.05"
  • Cup Frontface Backing Diameter 3.96"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 53100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 457
  • 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) 7900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 4540 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 13800 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 6.74 lb

Features

How Does 457-452D Bearing Handle Combined Loads?

457-452D Bearing features a double-row tapered roller design, ideal for handling both radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 53,100 lbf.
The steel cage maintains roller alignment, reducing friction and extending bearing life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Structural Advantages of 457-452D Bearing

457-452D Bearing’s double outer race design provides stability under heavy combined loads.
Precision tolerances on the bore and outer diameter ensure a secure fit in applications.
The tapered roller construction distributes loads evenly, enhancing performance.
Its standard radial clearance offers flexibility for different operational needs.

Why Choose 457-452D Bearing for Heavy-Duty Applications?

457-452D Bearing is built with chrome steel rollers and rings for strength and longevity.
It supports dynamic radial loads up to 13,800 lbf for two-row configurations.
The open design allows for easy lubrication, maintaining smooth operation.
Its ABEC-1 rating ensures reliable precision in demanding environments.

Application

Industrial Uses of 457-452D Bearing
457-452D 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. The chrome steel construction ensures durability in tough working conditions.

Where Is 457-452D Bearing Used?
You’ll often find 457-452D Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides reliable performance under varying loads. The inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 457-452D Bearing
457-452D Bearing excels in industrial gearboxes, offering smooth operation even under high stress. Its open design allows for easy lubrication, extending service life in demanding applications.

Automotive vs Aerospace: Applications of 457-452D Bearing
In automotive systems, 457-452D Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear for its robust load capacity. The ABEC-1 rating ensures consistent precision across both fields.

Essential Roles of 457-452D Bearing
457-452D Bearing is a go-to choice for conveyor systems in warehouses, thanks to its ability to handle heavy loads with minimal maintenance. The steel cage adds extra resilience for long-term use.

Q&A

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