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TS (Single Row Tapered Roller Bearings) (Imperial) 25580-25520

TS (Single Row Tapered Roller Bearings) (Imperial) 25580-25520

The 25580-25520 is a single-row tapered roller bearing with a 1.75″ bore and 3.265″ outer diameter, crafted from durable 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 reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

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

Weighing 1.2 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial environments.

The standard radial clearance ensures easy installation, with options for C3, C4, or C5 available. Its ABEC-1 rating balances precision and affordability for general applications.

The tapered roller design distributes loads evenly, reducing wear over time. Suitable for gearboxes, axles, or conveyor systems requiring durability and smooth rotation.

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Product Parameters

  • Part Number 25580-25520
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 3.265" x 0.9375"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.265"
  • 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 0.03"
  • Cone Frontface Backing Diameter 1.97"
  • Cone Backface Backing Diameter 2.24"
  • 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 25580
  • Cup Part Number 25520
  • 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

Why Choose 25580-25520 Bearing for Combined Loads?

25580-25520 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 20,300 lbf, making it suitable for demanding industrial 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 operating conditions.

How Is 25580-25520 Bearing Engineered for Reliability?

25580-25520 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent wear resistance, ensuring a long service life.
Its standard radial clearance allows for smooth operation in most industrial settings.
The bearing requires lubrication, which helps maintain performance under heavy loads.

Built for Durability: 25580-25520 Bearing

25580-25520 Bearing’s robust design includes precision-ground chrome steel rollers for consistent performance.
The steel cage maintains proper roller spacing, reducing wear and extending bearing life.
With a static radial load capacity of 24,900 lbf, it handles heavy-duty applications with ease.
The open seal type allows for easy lubrication access, simplifying maintenance.

Application

Common Applications of 25580-25520 Bearing
25580-25520 Bearing is widely used in industrial machinery, especially in heavy-duty equipment like gearboxes and power transmission systems. Its tapered roller design handles combined loads efficiently, making it suitable for high-stress environments.
In automotive applications, 25580-25520 Bearing is often found in wheel hubs and differential systems, where its durability and precision are key. The imperial sizing ensures compatibility with many North American vehicle models.
For construction equipment, 25580-25520 Bearing’s chrome steel construction provides reliable performance under tough conditions. The open design allows for easy lubrication, extending its service life in demanding settings.

Why Is 25580-25520 Bearing Essential in Machinery?
25580-25520 Bearing plays a crucial role in agricultural machinery, supporting components like PTO shafts and harvesters. Its ability to handle both radial and thrust loads makes it versatile for farming equipment.
The bearing’s steel cage ensures stability even under heavy vibrations, which is vital for industrial pumps and compressors. Its standard radial clearance also simplifies maintenance in these applications.

Built for Heavy-Duty Use: 25580-25520 Bearing
25580-25520 Bearing is a go-to choice for mining equipment, where its robust design withstands extreme loads and harsh conditions. The tapered rollers distribute stress evenly, reducing wear over time.
In material handling systems, 25580-25520 Bearing’s reliability keeps conveyor belts and lifting mechanisms running smoothly. Its ABEC-1 rating ensures consistent performance without unnecessary precision overhead.

Automotive vs Industrial: Where 25580-25520 Bearing Excels
In automotive settings, 25580-25520 Bearing excels in drivetrain components, offering smooth operation and long service life. Its compatibility with Timken designs makes it a practical replacement option.
For industrial uses, the bearing shines in machinery requiring combined load support, such as printing presses and machine tools. The chrome steel construction resists wear even in high-speed applications.

Practical Applications of 25580-25520 Bearing
25580-25520 Bearing is commonly used in railway applications, particularly in axle boxes where durability is critical. Its tapered roller design handles the dynamic loads of moving trains effectively.
In wind turbines, the bearing supports rotor shafts, benefiting from its ability to manage both radial and thrust forces. The steel cage adds extra resilience in these high-vibration environments.

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