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TS (Single Row Tapered Roller Bearings) (Imperial) 25580-25519

TS (Single Row Tapered Roller Bearings) (Imperial) 25580-25519

The 25580-25519 is a single-row tapered roller bearing with a 1.75″ bore and 3.25″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 20300 lbf radially and 3020 lbf thrust, making it versatile for various applications.

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

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

Weighing 1.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 25580-25519
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 3.25" x 0.9375"
  • Bore Dia 1.75"
  • 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 1.97"
  • Cone Backface Backing Diameter 2.24"
  • 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 25580
  • 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 25580-25519 Bearing

25580-25519 Bearing is built with chrome steel rings and rollers, offering strong resistance to 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 wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 25580-25519 Bearing Reduce Friction?

25580-25519 Bearing’s tapered roller design minimises friction, ensuring smooth operation under combined loads.
The chrome steel construction provides excellent wear resistance, extending the bearing’s service life.
Proper lubrication further reduces friction, maintaining efficiency over time.
Its standard radial clearance allows for optimal performance in diverse applications.

Engineered for Precision: 25580-25519 Bearing

25580-25519 Bearing features precise dimensions, with a bore diameter tolerance of +0.005″ to 0.
The tapered rollers and chrome steel materials ensure accurate load distribution and reduced vibration.
Its ABEC-1 rating guarantees consistent performance in industrial applications.
The bearing’s effective center location of -0.25″ enhances stability during operation.

Steel vs Ceramic Bearings: Strengths of 25580-25519 Bearing

25580-25519 Bearing’s chrome steel construction provides superior strength and durability for heavy loads.
Unlike ceramic bearings, it offers better impact resistance in demanding industrial environments.
The steel cage and rollers ensure reliable performance under combined radial and thrust loads.
With a static radial load capacity of 24,900 lbf, it outperforms many alternatives in its class.

Why Choose 25580-25519 Bearing for Precision Tasks?

25580-25519 Bearing’s precise tolerances and tapered roller design ensure accurate performance.
The chrome steel materials resist wear, maintaining precision over extended periods.
Its dynamic thrust rating of 3,020 lbf at 90 million revolutions demonstrates long-term reliability.
The bearing’s standard radial clearance allows for smooth operation in precision applications.

Application

Industrial Uses of 25580-25519 Bearing
25580-25519 Bearing is commonly used in heavy machinery, such as 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 25580-25519 Bearing Used?
You’ll often find 25580-25519 Bearing in automotive applications like truck wheel hubs, where its ability to manage radial and thrust loads keeps things running smoothly. The inch sizing makes it a good fit for many North American vehicles.

Built for Heavy-Duty Use: 25580-25519 Bearing
25580-25519 Bearing excels in industrial settings like conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 25580-25519 Bearing
In automotive systems, 25580-25519 Bearing supports heavy loads in axles and transmissions, while its precision also makes it suitable for certain aerospace components. The ABEC-1 rating ensures consistent performance across different industries.

Perfect Fit for Automation: 25580-25519 Bearing
25580-25519 Bearing works well in automated machinery, such as robotic arms, where its tapered rollers provide smooth motion under varying loads. The standard radial clearance offers flexibility for different operational needs.

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