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25584A-25520DC TDO (Two-Row Double-Outer Race) (Imperial)

25584A-25520DC TDO (Two-Row Double-Outer Race) (Imperial)

The 25584A-25520DC is a double-row tapered roller bearing with a 1.7712″ bore and 3.265″ outer diameter, built from sturdy chrome steel. It handles combined loads well, with a dynamic radial load capacity of 35400 lbf and smooth operation up to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing is designed for standard radial clearance but can also be ordered in C3, C4, or C5 grades for specific needs.

This model is part of the 25500 series, making it a reliable choice for heavy-duty applications. Ideal for use in industrial gearboxes or machinery where combined radial and thrust loads are common.

Weighing 2.79 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable option for various settings.

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Product Parameters

  • Part Number 25584A-25520DC
  • Brand TFL
  • Size 1.7712" x 3.265" x 1"
  • Bore Dia 1.7712"
  • 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 2.24"
  • 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 25584A
  • Cup Part Number 25520DC
  • 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 Is 25584A-25520DC Bearing Engineered for Reliability?

25584A-25520DC 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 35,400 lbf.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 25584A-25520DC Bearing Suitable for High-Temperature Applications?

25584A-25520DC Bearing is built with chrome steel rollers and rings, offering excellent heat resistance.
It operates efficiently within a temperature range of -30° to 110°C, maintaining performance in demanding environments.
The double-row design distributes loads evenly, reducing stress and wear.
Its standard radial clearance ensures smooth operation even under thermal expansion.

Built for Durability: 25584A-25520DC Bearing

25584A-25520DC Bearing’s chrome steel components provide high strength and resistance to wear.
The tapered roller design handles combined loads effectively, with a dynamic radial rating of 9,180 lbf for two rows.
Its steel cage ensures proper roller spacing, minimising friction and noise.
The bearing’s standard radial clearance options allow for flexibility in various applications.

Steel vs Ceramic Bearings: Strengths of 25584A-25520DC Bearing

25584A-25520DC Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice provides excellent load capacity and durability, with a dynamic radial load of 35,400 lbf.
The steel cage enhances stability, ensuring smooth operation under heavy loads.
Its design is ideal for applications where reliability and longevity are key.

Application

Industrial Uses of 25584A-25520DC Bearing
25584A-25520DC Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is 25584A-25520DC Bearing Used?
You’ll often find 25584A-25520DC Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older or non-metric systems.

Built for Heavy-Duty Use: 25584A-25520DC Bearing
25584A-25520DC Bearing excels in industrial fans and pumps, where its tapered roller design manages high loads smoothly. The open seal type allows for easy lubrication and maintenance.

Automotive vs Aerospace: Applications of 25584A-25520DC Bearing
In automotive applications, 25584A-25520DC Bearing works well in wheel hubs and differentials. For aerospace, its reliability suits ground support equipment and auxiliary systems.

Essential Roles of 25584A-25520DC Bearing
25584A-25520DC Bearing is a go-to for mining equipment, thanks to its robust construction and standard radial clearance. The steel cage adds extra strength for long-term use.

Q&A

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