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33225-33472DC TDO (Two-Row Double-Outer Race) (Imperial)

33225-33472DC TDO (Two-Row Double-Outer Race) (Imperial)

The 33225-33472DC is a double-row tapered roller bearing with a 2.25″ bore and 4.7244″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 54200 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 33000 series and comes with standard cups for easy installation. Ideal for heavy-duty applications like industrial gearboxes or large machinery where combined loads are common.

Weighing 8.75 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements or new installations.

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Product Parameters

  • Part Number 33225-33472DC
  • Brand TFL
  • Size 2.25" x 4.7244" x 1.1875"
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.7244"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.649"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.146"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.91"
  • Cup Frontface Backing Diameter 4.49"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 54200 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 33225
  • Cup Part Number 33472DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 33000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 8060 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 6020 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 14000 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 8.75 lb

Features

How Is 33225-33472DC Bearing Engineered for Reliability?

33225-33472DC Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 54,200 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance across various applications.

33225-33472DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation under heavy loads.

Application

Industrial Uses of 33225-33472DC Bearing
The 33225-33472DC 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 efficiently.
Its chrome steel construction ensures durability in demanding environments, making it a reliable choice for long-term use.

Where Is 33225-33472DC Bearing Used?
You’ll often find the 33225-33472DC Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides stability under heavy loads.
The open seal type allows for easy lubrication, which is essential in dusty or high-friction conditions.

Built for Heavy-Duty Use: 33225-33472DC Bearing
The 33225-33472DC Bearing excels in industrial gearboxes, where its two-row configuration supports high radial and thrust loads.
Its standard radial clearance makes it versatile for various applications, from conveyor systems to large fans.

Automotive vs Aerospace: Applications of 33225-33472DC Bearing
In automotive applications, the 33225-33472DC Bearing is ideal for wheel hubs and differentials, thanks to its robust design.
For aerospace, its precision and reliability make it suitable for auxiliary systems, though it’s more commonly found in ground-based equipment.

Key Fields for 33225-33472DC Bearing
The 33225-33472DC Bearing is a go-to for railway applications, particularly in axle boxes where combined loads are frequent.
Its inch sizing ensures compatibility with North American machinery, simplifying replacements and maintenance.

Q&A

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