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TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25519

TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25519

The 25577-25519 is a single-row tapered roller bearing with a 1.688″ bore and 3.25″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 20300 lbf radially and 3020 lbf in thrust, suitable for demanding applications.

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.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 1.2 lb, it offers a balance of strength and manageability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 25577-25519
  • Brand TFL
  • Interchangeable Timken
  • Size 1.688" x 3.25" x 0.9375"
  • Bore Dia 1.688"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.93"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.05"
  • Cup Backface Backing Diameter 2.87"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 25577
  • Cup Part Number 25519
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 25500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 20300 lbf
  • Static Radial Load 24900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5270 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3020 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 1.2 lb

Features

Performance Features of 25577-25519 Bearing

25577-25519 Bearing is crafted from chrome steel, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, ensuring reliable performance in various applications.

The tapered roller design enhances load distribution, reducing stress on individual components.
With a standard radial clearance, it provides smooth operation and easy installation.

25577-25519 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to extended service life.

The open design allows for easy lubrication, ensuring consistent performance.
Weighing just 1.2 lb, it balances durability and practicality for industrial use.

Application

Industrial Uses of 25577-25519 Bearing
25577-25519 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in rugged environments.

In automotive applications, 25577-25519 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyors, 25577-25519 Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds extra strength to withstand continuous operation.

Where Is 25577-25519 Bearing Used?
You’ll often find 25577-25519 Bearing in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design handles the demanding conditions of fieldwork.

In mining equipment, 25577-25519 Bearing’s ability to manage heavy radial and thrust loads makes it a reliable choice. The standard radial clearance ensures smooth operation even under intense stress.

Built for Heavy-Duty Use: 25577-25519 Bearing
25577-25519 Bearing excels in forestry equipment, where its tapered rollers distribute loads evenly. The chrome steel rollers resist wear, even in dusty or wet conditions.

For railway applications, 25577-25519 Bearing’s durability and load capacity make it suitable for axle boxes. Its ABEC-1 rating ensures consistent performance over long distances.

Light-Duty vs Heavy-Duty: Best Uses for 25577-25519 Bearing
In light-duty applications like small pumps, 25577-25519 Bearing offers reliable performance with minimal maintenance. Its steel cage provides stability for smooth rotation.

For heavy-duty uses like crushers, 25577-25519 Bearing’s high dynamic load rating ensures longevity. The tapered roller design handles shock loads effectively, reducing downtime.

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