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458-452D TDO (Two-Row Double-Outer Race) (Imperial)

458-452D TDO (Two-Row Double-Outer Race) (Imperial)

The 458-452D is a two-row tapered roller bearing with a 1.75″ 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 53,100 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 for safe use.

Weighing 6.43 lb, it’s a robust choice for demanding environments. The standard radial clearance ensures reliable performance across various conditions.

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Product Parameters

  • Part Number 458-452D
  • Brand TFL
  • Size 1.75" x 4.25" x 1.1542"
  • Bore Dia 1.75"
  • 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 2.17"
  • 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 458
  • 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 6.43 lb

Features

Performance Features of 458-452D Bearing

458-452D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 53,100 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances load distribution, reducing wear and extending service life.
With a standard radial clearance, it provides smooth operation across various conditions.

458-452D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to consistent performance under stress.

The open seal design allows for easy lubrication, ensuring minimal maintenance requirements.
This bearing is ideal for applications demanding durability and precision in imperial measurements.

Application

Industrial Uses of 458-452D Bearing
458-452D Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 458-452D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a practical choice for North American vehicle models.

For industrial automation, 458-452D Bearing is ideal for conveyor systems and robotic arms, where precision and load capacity are key. The open seal design allows for easy lubrication, extending its service life.

What Makes 458-452D Bearing a Preferred Choice?
458-452D Bearing excels in applications like forklifts and cranes, where its tapered roller design manages heavy loads smoothly. The steel cage adds strength, making it suitable for high-stress scenarios.

In wind turbines, 458-452D Bearing’s ability to handle dynamic radial and thrust loads ensures consistent performance. The standard radial clearance option provides flexibility for different operational needs.

Built for Heavy-Duty Use: 458-452D Bearing
458-452D Bearing is a reliable choice for mining equipment, where its robust construction withstands harsh conditions. The inch measurements simplify replacements in existing machinery.

For railway applications, 458-452D Bearing supports axles and bogies, offering stability under heavy loads. Its temperature range of -30° to 110°C ensures performance in diverse climates.

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