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TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25518

TS (Single Row Tapered Roller Bearings) (Imperial) 25577-25518

The 25577-25518 is a single-row tapered roller bearing with a 1.688″ bore and 3.2273″ outer diameter, crafted from robust chrome steel. It manages combined loads up to 20300 lbf radially and 3020 lbf thrust, suitable for demanding applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 1.2 lb, it balances strength and practicality. Compliant with RoHS and REACH standards, it’s a safe choice for various industrial uses.

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Product Parameters

  • Part Number 25577-25518
  • Brand TFL
  • Interchangeable Timken
  • Size 1.688" x 3.2273" x 0.94"
  • Bore Dia 1.688"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.2273"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7525"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.94"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.04"
  • Cone Frontface Backing Diameter 1.93"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.05"
  • Cup Backface Backing Diameter 2.91"
  • 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 25518
  • 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

How Is 25577-25518 Bearing Engineered for Reliability?

25577-25518 Bearing features chrome steel rings and rollers, ensuring strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, making it suitable for heavy-duty applications.
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 environments.

Structural Advantages of 25577-25518 Bearing

25577-25518 Bearing’s single-row tapered design efficiently handles both radial and thrust loads.
The precise cone and cup dimensions ensure smooth operation and easy installation.
Chrome steel construction enhances durability, while the open seal type allows for easy lubrication.
Its standard radial clearance options provide flexibility for different application needs.

Why Choose 25577-25518 Bearing for Precision Tasks?

25577-25518 Bearing offers a dynamic thrust rating of 3,020 lbf, ensuring stable performance under load.
The tapered roller design minimises friction, contributing to smoother operation.
With an ABEC-1 rating, it provides reliable precision for industrial applications.
Its chrome steel components resist wear, maintaining accuracy over time.

Application

Industrial Uses of 25577-25518 Bearing
25577-25518 Bearing is commonly used in heavy machinery like agricultural equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding conditions.

Where Is 25577-25518 Bearing Used?
You’ll often find 25577-25518 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for older or custom-built vehicles.

Built for Heavy-Duty Use: 25577-25518 Bearing
25577-25518 Bearing excels in industrial gearboxes, providing smooth operation under high radial and thrust loads. The steel cage adds extra strength, making it suitable for prolonged use.

Automotive vs Aerospace: Applications of 25577-25518 Bearing
In automotive settings, 25577-25518 Bearing supports drivetrain components, while its precision also makes it useful in aerospace landing gear systems. The ABEC-1 rating ensures consistent performance across both fields.

Practical Applications of 25577-25518 Bearing
25577-25518 Bearing is a go-to for conveyor systems in factories, where its open design simplifies lubrication and maintenance. The standard radial clearance option adapts well to varying operational demands.

Q&A

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