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TS (Single Row Tapered Roller Bearings) (Imperial) 25570-25518

TS (Single Row Tapered Roller Bearings) (Imperial) 25570-25518

The 25570-25518 is a single-row tapered roller bearing with a 1.4375″ bore and 3.2273″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 20300 lbf radially and 3020 lbf in thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable alternative for replacements. Ideal for machinery like gearboxes or wheel hubs where combined loads are common.

Weighing 1.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance ensures easy installation, with options for C3, C4, or C5 available. Its ABEC-1 rating guarantees consistent performance in industrial settings.

Perfect for maintenance tasks, its tapered design helps distribute loads evenly, reducing wear over time. A solid choice for engineers and repair teams alike.

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Product Parameters

  • Part Number 25570-25518
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 3.2273" x 0.9401"
  • Bore Dia 1.4375"
  • 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 0.9401"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.04"
  • Cone Frontface Backing Diameter 1.77"
  • Cone Backface Backing Diameter 2.01"
  • 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 25570
  • 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 1.400 lb

Features

Performance Features of 25570-25518 Bearing

25570-25518 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 20,300 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 25570-25518 Bearing Engineered for Reliability?

25570-25518 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides excellent resistance to wear, ensuring long service life.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
The bearing requires lubrication, maintaining smooth operation under demanding conditions.

Built for Durability: 25570-25518 Bearing

25570-25518 Bearing’s chrome steel components withstand heavy loads, with a static radial load capacity of 24,900 lbf.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its ABEC-1 rating ensures consistent precision in performance.
The open seal type allows for easy lubrication, enhancing maintenance efficiency.

Steel vs Ceramic Bearings: Strengths of 25570-25518 Bearing

25570-25518 Bearing uses chrome steel for both rings and rollers, offering a balance of strength and affordability.
The steel cage provides reliable support, ensuring smooth roller movement under load.
With a dynamic thrust rating of 3,020 lbf, it handles combined loads effectively.
The bearing’s standard construction makes it a practical choice for various industrial applications.

Application

Industrial Uses of 25570-25518 Bearing
25570-25518 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 25570-25518 Bearing Used?
You’ll often find 25570-25518 Bearing in automotive axles and wheel hubs, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a go-to choice for American-made vehicles and machinery.

Built for Heavy-Duty Use: 25570-25518 Bearing
25570-25518 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 25570-25518 Bearing
In automotive systems, 25570-25518 Bearing supports high-load components like differentials, while in aerospace, it’s used in auxiliary gearboxes. Its ABEC-1 rating ensures consistent performance across different applications.

Key Fields for 25570-25518 Bearing
25570-25518 Bearing is ideal for mining equipment, where its robust design withstands harsh environments. The standard radial clearance option also makes it versatile for various industrial needs.

Q&A

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