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TS (Single Row Tapered Roller Bearings) (Imperial) 25570-25547RB

TS (Single Row Tapered Roller Bearings) (Imperial) 25570-25547RB

The 25570-25547RB is a single-row tapered roller bearing with a 1.4375″ bore and 3.9368″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, with a dynamic radial capacity of 20300 lbf and thrust capacity of 3020 lbf.

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 applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 2.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various mechanical setups.

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Product Parameters

  • Part Number 25570-25547RB
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 3.9368" x 1.0001"
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.9368"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0001"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.02"
  • Cone Frontface Backing Diameter 1.77"
  • Cone Backface Backing Diameter 2.01"
  • Cup Frontface Backing Diameter 3.85"
  • Cup Backface Backing Diameter 3.19"
  • 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 25570
  • Cup Part Number 25547RB
  • 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 2.5 lb

Features

Performance Features of 25570-25547RB Bearing

25570-25547RB Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 25570-25547RB Bearing Engineered for Reliability?

25570-25547RB Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides durability and resistance to wear in demanding conditions.
Its standard radial clearance ensures smooth operation, while the steel cage enhances stability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Built for Durability: 25570-25547RB Bearing

25570-25547RB Bearing’s single-row construction ensures efficient load distribution and long service life.
The chrome steel rollers and rings are designed to withstand high dynamic and static loads.
With an ABEC-1 rating, it balances precision and affordability for various industrial uses.
Its open design allows for easy lubrication, maintaining performance over time.

Application

Industrial Uses of 25570-25547RB Bearing
The 25570-25547RB Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough conditions.

Where Is 25570-25547RB Bearing Used?
You’ll often find 25570-25547RB Bearing in automotive applications, such as wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. The inch sizing makes it a good fit for many US-made vehicles.

Built for Heavy-Duty Use: 25570-25547RB Bearing
25570-25547RB Bearing excels in industrial settings like conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength for long-term use.

Automotive vs Aerospace: Applications of 25570-25547RB Bearing
In automotive systems, 25570-25547RB Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary gearboxes. Its ABEC-1 rating ensures consistent performance across different environments.

Practical Applications of 25570-25547RB Bearing
For automation equipment, 25570-25547RB Bearing provides smooth operation in robotic arms and assembly lines. The standard radial clearance offers flexibility for various load conditions.

Q&A

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