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25582-25520D TDO (Two-Row Double-Outer Race) (Imperial)

25582-25520D TDO (Two-Row Double-Outer Race) (Imperial)

The 25582-25520D is a double-row tapered roller bearing with a 1.75″ 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 durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, making it versatile for various environments.

This model is part of the 25500 series and comes with standard cups for straightforward installation. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 2.79 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 25582-25520D
  • Brand TFL
  • Size 1.75" x 3.265" x 1"
  • Bore Dia 1.75"
  • 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 2.36"
  • 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 25582
  • 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 2.79 lb

Features

How Does 25582-25520D Bearing Handle Combined Loads?

25582-25520D Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 35400 lbf, ensuring reliable performance in demanding conditions.
The double-row tapered roller design distributes loads evenly, enhancing durability and stability.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 25582-25520D Bearing Suitable for Heavy-Duty Applications?

25582-25520D Bearing features a robust steel cage that keeps the rollers aligned, reducing wear and extending service life.
Its dynamic radial rating for two rows reaches 9180 lbf, making it ideal for heavy-duty machinery.
The chrome steel construction resists wear, ensuring consistent performance over time.
Open seal type allows for easy lubrication, maintaining smooth operation.

Engineered for Precision: 25582-25520D Bearing

25582-25520D Bearing’s tapered roller design ensures precise load distribution, minimising friction and noise.
Standard radial clearance options (including C3/C4/C5) provide flexibility for different applications.
The bearing’s ABEC-1 rating guarantees reliable performance in industrial settings.
With a weight of 2.79 lb, it balances strength and portability.

Application

Industrial Uses of 25582-25520D Bearing
25582-25520D Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 25582-25520D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American and British vehicle models.

For industrial conveyor systems, 25582-25520D Bearing’s tapered roller design offers smooth operation under high radial loads. The open seal type allows for easy lubrication, extending its service life in continuous-use scenarios.

Where Is 25582-25520D Bearing Used?
25582-25520D Bearing finds its place in agricultural machinery, particularly in gearboxes and PTO shafts, where its robust design withstands heavy loads. The standard radial clearance ensures consistent performance over time.

In mining equipment, 25582-25520D Bearing’s ability to handle combined loads makes it ideal for crushers and screens. The steel cage adds extra strength, reducing wear in abrasive conditions.

Built for Heavy-Duty Use: 25582-25520D Bearing
25582-25520D Bearing is a go-to choice for forestry machinery, where its tapered rollers manage uneven loads effortlessly. The chrome steel rollers and rings provide excellent resistance to fatigue.

In material handling systems, 25582-25520D Bearing’s double-row configuration ensures stability under dynamic loads. Its compatibility with standard lubrication methods simplifies maintenance routines.

Automotive vs Aerospace: Applications of 25582-25520D Bearing
In automotive settings, 25582-25520D Bearing is often found in truck axles, offering reliable performance under heavy loads. The inch measurements ensure easy integration with existing systems.

For aerospace ground support equipment, 25582-25520D Bearing’s temperature range and load capacity make it suitable for demanding conditions. The ABEC-1 rating balances precision and cost-effectiveness.

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