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27880-27820D TDO (Two-Row Double-Outer Race) (Imperial)

27880-27820D TDO (Two-Row Double-Outer Race) (Imperial)

The 27880-27820D is a double-row tapered roller bearing with a 1.5″ bore and 3.151″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 30500 lbf and is designed for smooth operation in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing works well in temperatures ranging from -30°C to 110°C, making it versatile for various environments.

This model features standard radial clearance and is ABEC-1 rated, suitable for applications requiring reliable performance without extreme precision. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 2.62 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most applications. The double-row design provides extra stability under radial and thrust loads.

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Product Parameters

  • Part Number 27880-27820D
  • Brand TFL
  • Size 1.5" x 3.151" x 0.933"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.151"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.77"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.933"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.25"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.89"
  • Cup Frontface Backing Diameter 2.99"
  • Cage Cone Backface Clearance 0.1"
  • Dynamic Radial Load 30500 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 27880
  • Cup Part Number 27820D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 27800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 4550 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 4370 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 7920 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 2.62 lb

Features

How Does 27880-27820D Bearing Handle Combined Loads?

27880-27820D Bearing features a double-row tapered roller design, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 30,500 lbf, ensuring reliable performance in demanding applications.
The chrome steel construction enhances durability, while the steel cage keeps the rollers aligned for smooth operation.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

Engineered for Reliability: 27880-27820D Bearing

27880-27820D Bearing is built with precision to handle combined loads, making it suitable for heavy-duty machinery.
The standard radial clearance and ABEC-1 rating ensure consistent performance without excessive maintenance.
Its double-row design distributes loads evenly, reducing wear and extending service life.
The open seal type allows for easy lubrication, keeping the bearing running smoothly.

Structural Advantages of 27880-27820D Bearing

27880-27820D Bearing’s tapered roller design minimises friction, enhancing efficiency under heavy loads.
The chrome steel rings and rollers resist wear, ensuring long-term reliability in tough conditions.
With a dynamic thrust rating of 4,370 lbf per row, it handles demanding applications with ease.
The bearing’s standard construction simplifies installation and maintenance, saving time and costs.

Why Choose 27880-27820D Bearing for Heavy-Duty Applications?

27880-27820D Bearing’s double-row construction provides excellent load distribution, reducing stress on individual components.
Its chrome steel materials offer high resistance to wear, making it ideal for industrial use.
The bearing operates efficiently within a wide temperature range, ensuring performance in various environments.
Easy lubrication and standard radial clearance options enhance its versatility and user-friendliness.

Application

Industrial Uses of 27880-27820D Bearing
The 27880-27820D 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 tough working conditions.

Where Is 27880-27820D Bearing Used?
You’ll often find 27880-27820D Bearing in agricultural machinery, supporting components like gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for North American and UK-based equipment manufacturers.

Built for Heavy-Duty Use: 27880-27820D Bearing
In industrial fans and pumps, 27880-27820D Bearing provides stable performance thanks to its tapered roller design. The open seal type allows for easy lubrication, extending its service life in high-load applications.

Automotive vs Aerospace: Applications of 27880-27820D Bearing
For automotive applications, 27880-27820D Bearing is ideal for truck wheel hubs, offering reliable performance under heavy loads. In aerospace, its precision engineering suits auxiliary systems requiring consistent radial and thrust load management.

Practical Applications of 27880-27820D Bearing
In conveyor systems, 27880-27820D Bearing ensures smooth operation with its standard radial clearance. The steel cage adds extra strength, making it suitable for continuous use in manufacturing plants.

Q&A

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