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462A-452D TDO (Two-Row Double-Outer Race) (Imperial)

462A-452D TDO (Two-Row Double-Outer Race) (Imperial)

The 462A-452D is a two-row tapered roller bearing with a 2.25″ bore and 4.25″ outer diameter, built from sturdy chrome steel for heavy-duty use. It handles combined loads with a dynamic radial capacity of 62900 lbf, making it robust for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for varied environments.

This double-row design offers stability and load distribution, ideal for industrial machinery or vehicle axles. With standard radial clearance and ABEC-1 precision, it balances performance and affordability.

Weighing 5.35 lb, it’s a solid choice for replacements or new builds. Compliant with RoHS and REACH standards, it’s safe for widespread use.

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Product Parameters

  • Part Number 462A-452D
  • Brand TFL
  • Size 2.25" x 4.25" x 1.1542"
  • Bore Dia 2.25"
  • 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 2.64"
  • 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 462A
  • 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 5.35 lb

Features

How Is 462A-452D Bearing Engineered for Reliability?

462A-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 tolerances in bore and outer diameters enhance alignment, reducing wear during operation.
With a standard radial clearance, it offers flexibility for various industrial applications.

Designed for temperatures from -30° to 110°C, 462A-452D Bearing performs reliably in diverse environments.
Its steel cage maintains roller positioning, contributing to long service life.

Application

Industrial Uses of 462A-452D Bearing
The 462A-452D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 462A-452D Bearing supports axle systems and wheel hubs, providing reliable performance under high stress. The inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 462A-452D Bearing’s tapered roller design offers smooth operation and long service life. The open seal type allows for easy lubrication, reducing maintenance downtime.

Where Is 462A-452D Bearing Used?
You’ll often find 462A-452D Bearing in agricultural machinery, where its robust design handles rough terrain and heavy loads. The standard radial clearance ensures consistent performance in varying conditions.

The bearing also fits well in forestry equipment, such as log splitters and harvesters, thanks to its high dynamic radial load capacity. Its steel cage adds extra strength for prolonged use.

Built for Heavy-Duty Use: 462A-452D Bearing
This bearing excels in oilfield equipment, where its tapered rollers manage extreme pressures and shocks. The chrome steel rollers resist wear, even in harsh operating conditions.

In material handling systems, 462A-452D Bearing’s double-row configuration provides stability and load distribution. The ABEC-1 rating ensures reliable precision for most industrial needs.

Automotive vs Aerospace: Applications of 462A-452D Bearing
In automotive settings, 462A-452D Bearing is ideal for drivetrain components, offering a balance of strength and smooth rotation. Its inch measurements suit many classic and modern vehicles.

For aerospace ground support equipment, this bearing’s temperature range and load capacity make it a practical choice. However, it’s not typically used in-flight due to its ABEC-1 rating.

Q&A

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