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25576-25520DC TDO (Two-Row Double-Outer Race) (Imperial)

25576-25520DC TDO (Two-Row Double-Outer Race) (Imperial)

The 25576-25520DC is a double-row tapered roller bearing with a 1.6875″ bore and 3.265″ outer diameter, crafted from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 35400 lbf, making it robust for heavy-duty use.

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, suitable for various industrial conditions.

This model is part of the 25500 series, featuring standard cups and ABEC-1 precision. Ideal for applications like gearboxes or heavy machinery where combined loads are common.

Weighing 2.92 lb, it’s a reliable choice for replacements, compliant with RoHS and REACH standards. Its standard radial clearance can also be adjusted to C3, C4, or C5 if needed.

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Product Parameters

  • Part Number 25576-25520DC
  • Brand TFL
  • Size 1.6875" x 3.265" x 1"
  • Bore Dia 1.6875"
  • 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 2.17"
  • 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 25576
  • 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 2.92 lb

Features

Performance Features of 25576-25520DC Bearing

25576-25520DC 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 demanding applications.

The double-row tapered roller design enhances load distribution, reducing wear and extending service life.
With a standard radial clearance, it provides smooth operation across various conditions.

25576-25520DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to consistent performance.

The open seal design allows for easy lubrication, ensuring optimal functionality.
This bearing is ideal for applications requiring durability and precision.

Application

Industrial Uses of 25576-25520DC Bearing
25576-25520DC Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, 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, 25576-25520DC Bearing supports wheel hubs and differential systems, providing reliable performance under varying load conditions. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 25576-25520DC Bearing’s tapered roller design offers smooth operation and long service life. The open seal type allows for easy lubrication, reducing maintenance downtime.

Where Is 25576-25520DC Bearing Used?
25576-25520DC Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and rough terrain. The steel cage adds extra strength to the bearing assembly.

In material handling equipment, 25576-25520DC Bearing ensures smooth rotation in pulley systems and gearboxes. Its standard radial clearance makes it versatile for various operational conditions.

Built for Heavy-Duty Use: 25576-25520DC Bearing
25576-25520DC Bearing excels in forestry equipment, where its tapered rollers manage both radial and axial forces effectively. The ABEC-1 rating ensures consistent performance without unnecessary precision costs.

For railway applications, 25576-25520DC Bearing provides reliable support in axle boxes, handling high dynamic loads. Its temperature range of -30° to 110 °C suits diverse climatic conditions.

Automotive vs Aerospace: Applications of 25576-25520DC Bearing
In automotive systems, 25576-25520DC Bearing is often found in drivetrains, offering durability and load capacity. Its inch measurements align with standard automotive components.

While not typically used in aerospace, 25576-25520DC Bearing’s robust design could suit ground support equipment. The chrome steel rollers ensure longevity even in high-stress scenarios.

Q&A

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