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

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

The 25584-25520D is a two-row tapered roller bearing with a 1.771″ 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 double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is part of the 25500 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 2.81 lb, it’s a robust choice for machinery requiring reliable performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 25584-25520D
  • Brand TFL
  • Size 1.771" x 3.265" x 1"
  • Bore Dia 1.771"
  • 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 2.09"
  • 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 25584
  • 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 2.81 lb

Features

Performance Features of 25584-25520D Bearing

25584-25520D Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 35,400 lbf, ensuring reliability in heavy-duty applications.
The double-row tapered roller design distributes loads evenly, enhancing durability and reducing wear.

With a standard radial clearance, 25584-25520D Bearing operates smoothly in various conditions.
The steel cage maintains roller alignment, contributing to consistent performance.
Its temperature range of -30° to 110°C makes it suitable for diverse environments.

25584-25520D Bearing’s precise tolerances ensure easy installation and reliable operation.
The open seal design allows for straightforward lubrication, reducing maintenance needs.
Weighing just 2.81 lb, it balances strength and portability for industrial use.

Application

Industrial Uses of 25584-25520D Bearing
The 25584-25520D 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 effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 25584-25520D Bearing Used?
You’ll often find the 25584-25520D Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides stability under heavy loads. The inch sizing makes it a good fit for North American vehicle standards.

Built for Heavy-Duty Use: 25584-25520D Bearing
In industrial gearboxes, the 25584-25520D Bearing offers reliable performance thanks to its robust steel cage and high dynamic load capacity. Its open design allows for easy lubrication, extending service life.

Automotive vs Aerospace: Applications of 25584-25520D Bearing
While the 25584-25520D Bearing excels in automotive systems like axles, it’s also suitable for aerospace ground support equipment. Its ABEC-1 rating ensures consistent performance without over-engineering for less critical applications.

Key Fields for 25584-25520D Bearing
The 25584-25520D Bearing is a solid choice for agricultural machinery, where its tapered rollers handle uneven loads smoothly. The standard radial clearance option makes it versatile for various farming equipment setups.

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