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25590-25520D TDO (Two-Row Double-Outer Race) (Imperial)

25590-25520D TDO (Two-Row Double-Outer Race) (Imperial)

The 25590-25520D is a double-row tapered roller bearing with a 1.796″ bore and 3.265″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 35400 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 ranging from -30°C to 110°C, making it versatile for various environments.

This model is part of the 25500 series, with standard radial clearance and ABEC-1 precision. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 2.75 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 25590-25520D
  • Brand TFL
  • Size 1.796" x 3.265" x 1"
  • Bore Dia 1.796"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.265"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1"
  • 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 2.28"
  • Cup Frontface Backing Diameter 3.05"
  • Cage Cone Backface Clearance 0.01"
  • Dynamic Radial Load 35400 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 25590
  • Cup Part Number 25520D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 25500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 5270 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3020 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 9180 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 2.75 lb

Features

How Does 25590-25520D Bearing Handle Combined Loads?

25590-25520D Bearing features a double-row tapered roller design, providing strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 35,400 lbf, ensuring reliable performance in demanding applications.
The chrome steel construction enhances durability, while the steel cage maintains roller alignment.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Why Choose 25590-25520D Bearing for Heavy-Duty Applications?

25590-25520D Bearing is built with precision tolerances, offering consistent performance under heavy loads.
The double-row design distributes stress evenly, extending the bearing’s service life.
Its standard radial clearance allows for smooth operation in combined load scenarios.
The open seal type simplifies maintenance, reducing downtime.

Engineered for Reliability: 25590-25520D Bearing

25590-25520D Bearing’s chrome steel rollers and rings provide excellent wear resistance.
The tapered roller design ensures efficient load distribution, minimising friction.
With a dynamic radial rating of 9,180 lbf for two rows, it handles high-capacity demands.
Its ABEC-1 rating guarantees consistent precision in industrial applications.

Steel vs Ceramic Bearings: Strengths of 25590-25520D Bearing

25590-25520D Bearing’s chrome steel construction offers a balance of strength and affordability.
The steel cage ensures reliable roller positioning, even under heavy loads.
Its standard lubrication requirement makes it easy to maintain in various environments.
The bearing’s imperial measurements ensure compatibility with a wide range of machinery.

Performance Features of 25590-25520D Bearing

25590-25520D Bearing’s double-row design enhances stability in combined load applications.
The tapered rollers reduce friction, improving efficiency and reducing heat buildup.
With a weight of 2.75 lb, it remains robust without adding excessive bulk.
Its compliance with RoHS and REACH standards ensures environmental safety.

Application

Industrial Uses of 25590-25520D Bearing
The 25590-25520D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 25590-25520D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it a good fit for American and British vehicle models.

For industrial automation, 25590-25520D Bearing is ideal for conveyor systems and robotic arms, where its open design allows for easy lubrication and maintenance. The standard radial clearance ensures smooth operation in high-speed scenarios.

Where Is 25590-25520D Bearing Used?
You’ll often find 25590-25520D Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design handles heavy loads with ease. The steel cage adds extra strength for long-lasting performance.

In material handling equipment, 25590-25520D Bearing ensures smooth operation in forklifts and cranes. Its ABEC-1 rating provides sufficient precision for most industrial applications without unnecessary cost.

Built for Heavy-Duty Use: 25590-25520D Bearing
The 25590-25520D Bearing excels in forestry equipment, such as log splitters and sawmills, thanks to its robust chrome steel rollers. The double-row configuration distributes loads evenly, reducing wear over time.

For railway applications, 25590-25520D Bearing supports axle boxes, where its temperature range (-30° to 110 °C) ensures reliability in varying climates. The standard radial clearance also accommodates thermal expansion during operation.

Automotive vs Aerospace: Applications of 25590-25520D Bearing
In automotive settings, 25590-25520D Bearing is a go-to for truck transmissions, balancing radial and thrust loads effectively. Its inch measurements simplify replacements in older vehicle models.

For aerospace ground equipment, 25590-25520D Bearing works well in tow tractors and loading platforms. The open seal type allows for easy inspection and relubrication, extending service intervals.

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