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02878-02823D TDO (Two-Row Double-Outer Race) (Imperial)

02878-02823D TDO (Two-Row Double-Outer Race) (Imperial)

The 02878-02823D is a two-row tapered roller bearing with a 1.375″ bore and 3″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 25700 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 from -30°C to 110°C.

This model is part of the 2800 series, featuring standard cups and a steel cage for durability. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 2.210 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 02878-02823D
  • Brand TFL
  • Size 1.375" x 3" x 0.875"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.5"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.875"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.875"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.80"
  • Cage Cone Backface Clearance 0.03"
  • Dynamic Radial Load 25700 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2878
  • Cup Part Number 02823D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 3830 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 2980 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 6670 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 2.210 lb

Features

How Is 02878-02823D Bearing Engineered for Reliability?

02878-02823D 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 25,700 lbf.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance in various applications.

What Makes 02878-02823D Bearing Suitable for High-Temperature Applications?

02878-02823D Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its chrome steel rings and rollers resist thermal expansion, maintaining performance under stress.
The open seal design allows for easy lubrication, ensuring smooth operation in demanding conditions.
This bearing is ideal for environments where temperature fluctuations are common.

Built for Durability: 02878-02823D Bearing

02878-02823D Bearing is constructed with high-quality chrome steel for both rings and rollers.
Its double-row design distributes loads evenly, enhancing longevity and reducing wear.
The steel cage ensures proper roller alignment, minimising friction and noise.
With a dynamic radial rating of 6,670 lbf for two rows, it handles heavy loads with ease.

Steel vs Ceramic Bearings: Strengths of 02878-02823D Bearing

02878-02823D Bearing uses chrome steel for its rings and rollers, offering excellent strength and durability.
This material choice provides reliable performance under heavy loads and high temperatures.
The steel cage ensures consistent roller alignment, reducing maintenance needs.
Its robust construction makes it a practical choice for industrial applications.

Why Choose 02878-02823D Bearing for Precision Tasks?

02878-02823D Bearing’s tapered roller design ensures precise load distribution and smooth operation.
Its chrome steel components resist wear, maintaining accuracy over time.
The open seal design allows for easy lubrication, enhancing performance.
With an ABEC-1 rating, it meets precision requirements for various applications.

Application

Industrial Uses of 02878-02823D Bearing
The 02878-02823D Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 02878-02823D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it a good fit for American-made vehicles and industrial equipment.

For automation systems, 02878-02823D Bearing’s open design allows for easy lubrication, which is essential for maintaining smooth operation in robotic arms and conveyor belts. The standard radial clearance also accommodates slight misalignments.

Where Is 02878-02823D Bearing Used?
You’ll often find 02878-02823D Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design handles heavy loads with ease. The steel cage adds extra strength for long-term use.

In material handling systems, 02878-02823D Bearing ensures smooth operation in forklifts and cranes, thanks to its high dynamic radial load capacity. The ABEC-1 rating provides a balance of precision and affordability for these applications.

Built for Heavy-Duty Use: 02878-02823D Bearing
The 02878-02823D Bearing is ideal for industrial fans and blowers, where its double-row construction manages both radial and axial forces. The open seal type simplifies maintenance and lubrication.

For power transmission systems, 02878-02823D Bearing’s tapered rollers reduce friction, enhancing efficiency in gearboxes and drivetrains. Its temperature range also makes it suitable for both hot and cold environments.

Automotive vs Aerospace: Applications of 02878-02823D Bearing
In automotive settings, 02878-02823D Bearing is often used in heavy-duty trucks and buses, where its combined load capacity is crucial. The inch measurements align well with standard automotive parts.

For aerospace ground equipment, 02878-02823D Bearing provides reliable performance in maintenance tools and loading systems. Its chrome steel rollers ensure consistent operation even under frequent use.

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