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33281-33462D TDO (Two-Row Double-Outer Race) (Imperial)

33281-33462D TDO (Two-Row Double-Outer Race) (Imperial)

The 33281-33462D is a two-row tapered roller bearing with a 2.8125″ bore and 4.625″ outer diameter, built from tough chrome steel for durability. It handles combined loads up to 54200 lbf and is designed for long-lasting performance in demanding conditions.

Its double-row construction provides extra stability, while the open design allows for easy lubrication and maintenance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is part of the 33000 series, featuring standard cups and a steel cage for reliable operation. Ideal for heavy-duty applications like industrial gearboxes or axle systems where combined loads are common.

Weighing 5.91 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and environmentally friendly use.

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Product Parameters

  • Part Number 33281-33462D
  • Brand TFL
  • Size 2.8125" x 4.625" x 1.1875"
  • Bore Dia 2.8125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.625"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • 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 2.6249"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 3.43"
  • Cup Frontface Backing Diameter 4.45"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 54200 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 33281
  • Cup Part Number 33462D
  • 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 5.91 lb

Features

How Is 33281-33462D Bearing Engineered for Reliability?

33281-33462D Bearing features a double-row tapered roller design, providing excellent load distribution and stability.
Its chrome steel construction ensures durability, even under combined radial and thrust loads.

The dynamic radial load capacity reaches 54,200 lbf, making it suitable for heavy-duty applications.
With a standard radial clearance, it offers reliable performance across various operating conditions.

33281-33462D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of 33281-33462D Bearing
The 33281-33462D 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 harsh environments, making it a reliable choice for long-term use.

What Makes 33281-33462D Bearing a Preferred Choice?
In automotive applications, 33281-33462D Bearing supports wheel hubs and drivetrains, providing stability under heavy loads.
The tapered roller design helps distribute stress evenly, reducing wear and extending service life.

Built for Heavy-Duty Use: 33281-33462D Bearing
This bearing excels in industrial gearboxes, where its open design allows for easy lubrication and maintenance.
The standard radial clearance options make it adaptable to various operational conditions, from moderate to high-speed rotations.

Automotive vs Aerospace: Applications of 33281-33462D Bearing
In automotive systems, 33281-33462D Bearing is ideal for axles and differentials, offering robust performance.
For aerospace, its precision and load capacity make it suitable for landing gear and other critical components.

Key Fields for 33281-33462D Bearing
Agriculture machinery benefits from 33281-33462D Bearing’s ability to handle uneven loads and dusty conditions.
The steel cage and chrome steel rollers ensure smooth operation even in demanding farming environments.

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