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33287A-33462DC TDO (Two-Row Double-Outer Race) (Imperial)

33287A-33462DC TDO (Two-Row Double-Outer Race) (Imperial)

The 33287A-33462DC is a two-row tapered roller bearing with a 2.875″ bore and 4.625″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 54200 lbf and is designed for long-lasting performance.

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

This model is part of the 33000 series, known for reliability in heavy-duty applications. Ideal for industrial machinery or automotive systems where high radial and thrust loads are common.

Weighing 5.75 lb, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number 33287A-33462DC
  • Brand TFL
  • Size 2.875" x 4.625" x 1.1875"
  • Bore Dia 2.875"
  • 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 3.23"
  • 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 33287A
  • Cup Part Number 33462DC
  • 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 5.75 lb

Features

How Is 33287A-33462DC Bearing Engineered for Reliability?

33287A-33462DC 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 operational life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

What Makes 33287A-33462DC Bearing Suitable for High-Temperature Applications?

33287A-33462DC Bearing operates efficiently within a temperature range of -30° to 110 °C, making it suitable for demanding environments.
The chrome steel rings and rollers resist thermal expansion, maintaining precision under heat.
Its open design allows for easy lubrication, ensuring smooth operation even at high temperatures.
This bearing is ideal for machinery exposed to fluctuating thermal conditions.

Built for Durability: 33287A-33462DC Bearing

33287A-33462DC Bearing is constructed with high-quality chrome steel, offering excellent wear resistance.
Its double-row design distributes loads evenly, enhancing longevity and reducing stress on individual rollers.
The bearing’s standard radial clearance ensures consistent performance under varying operational conditions.
With a weight of 5.75 lb, it balances strength and manageability for industrial use.

Application

Industrial Uses of 33287A-33462DC Bearing
The 33287A-33462DC Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability even in tough working conditions.

Where Is 33287A-33462DC Bearing Used?
You’ll often find 33287A-33462DC Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design provides reliable performance under varying loads. The inch sizing makes it a good fit for older or custom-built equipment.

Built for Heavy-Duty Use: 33287A-33462DC Bearing
This bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The standard radial clearance ensures smooth operation even under continuous use.

Automotive vs Aerospace: Applications of 33287A-33462DC Bearing
In automotive applications, 33287A-33462DC Bearing supports drivetrain components like differentials, offering stability under high loads. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Practical Applications of 33287A-33462DC Bearing
For conveyor systems in warehouses, 33287A-33462DC Bearing provides reliable performance with its combined load capacity. The steel cage adds extra strength, making it a solid choice for long-term use.

Q&A

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