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469-452DC TDO (Two-Row Double-Outer Race) (Imperial)

469-452DC TDO (Two-Row Double-Outer Race) (Imperial)

The 469-452DC is a double-row tapered roller bearing with a 2.25″ bore and 4.25″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 62900 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works well in temperatures from -30°C to 110°C, making it suitable for various environments.

This model is part of the 455 series and meets ABEC-1 standards for precision. Ideal for heavy-duty applications like industrial gearboxes or machinery where both radial and thrust loads are present.

Weighing 5.38 lb, it’s a robust choice for its size. Compliant with RoHS and REACH standards, it’s a reliable option for replacements or new installations.

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Product Parameters

  • Part Number 469-452DC
  • 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 2.83"
  • 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 469
  • Cup Part Number 452DC
  • 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 5.38 lb

Features

Performance Features of 469-452DC Bearing

469-452DC Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 62,900 lbf, ensuring dependable performance in tough conditions.

The double-row tapered roller design enhances stability and load distribution, reducing wear over time.
With a standard radial clearance, it provides flexibility for various industrial applications.

469-452DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to smoother operation and longer service life.

Application

Industrial Uses of 469-452DC Bearing
The 469-452DC Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

Where Is 469-452DC Bearing Used?
You’ll often find 469-452DC Bearing in industrial gearboxes and power transmission systems, thanks to its high dynamic radial load capacity. The open seal design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 469-452DC Bearing
469-452DC Bearing excels in applications like mining machinery, where its tapered roller design provides stability under heavy loads. The standard radial clearance makes it versatile for various operational conditions.

Automotive vs Aerospace: Applications of 469-452DC Bearing
In automotive systems, 469-452DC Bearing supports wheel hubs and differentials, while in aerospace, it’s used in landing gear mechanisms. Its inch sizing ensures compatibility with both American and international standards.

Practical Applications of 469-452DC Bearing
469-452DC Bearing is ideal for conveyor systems in manufacturing plants, where its two-row construction distributes loads evenly. The steel cage adds robustness, making it reliable for continuous operation.

Q&A

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