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TS (Single Row Tapered Roller Bearings) (Imperial) 66589-66520

TS (Single Row Tapered Roller Bearings) (Imperial) 66589-66520

The 66589-66520 is a single-row tapered roller bearing with a 2.36″ bore and 4.81″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 41,200 lbf radially and 12,200 lbf thrust, making it a versatile choice.

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 replacement option. Ideal for industrial machinery or automotive applications where combined loads are common.

Weighing 3.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 66589-66520
  • Brand TFL
  • Interchangeable Timken
  • Size 2.3611" x 4.8125" x 1.3125"
  • Bore Dia 2.3611"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.8125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.87"
  • Cone Backface Backing Diameter 2.91"
  • Cup Frontface Backing Diameter 4.60"
  • Cup Backface Backing Diameter 4.13"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.08"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 66589
  • Cup Part Number 66520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 66500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 41200 lbf
  • Static Radial Load 39900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 10700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12200 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 3.600 lb

Features

How Does 66589-66520 Bearing Handle Combined Loads?

66589-66520 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 41,200 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environmental conditions.

Why Choose 66589-66520 Bearing for Precision Tasks?

66589-66520 Bearing features a tapered roller design, providing precise load distribution and smooth operation.
The chrome steel construction enhances durability while maintaining consistent performance under stress.
Its standard radial clearance options allow for flexibility in different applications.
The open design simplifies lubrication, ensuring long-term reliability.

Engineered for Reliability: 66589-66520 Bearing

66589-66520 Bearing’s single-row construction ensures stability and efficient load handling.
The precise tolerances on bore and outer diameters guarantee a secure fit in assemblies.
With a static radial load capacity of 39,900 lbf, it excels in heavy-duty scenarios.
The steel cage maintains roller positioning, reducing wear and noise during operation.

Application

Industrial Uses of 66589-66520 Bearing
This bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is 66589-66520 Bearing Used?
You’ll often find it in agricultural machinery, such as tractors and harvesters, where reliability under heavy loads is essential. Its inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 66589-66520 Bearing
In mining applications, 66589-66520 Bearing supports conveyor systems and crushers, thanks to its robust steel cage and high dynamic load capacity. The open design allows for easy lubrication, extending service life.

Automotive vs Aerospace: Applications of 66589-66520 Bearing
In automotive axles, 66589-66520 Bearing provides smooth performance under varying loads. While not typically used in aerospace, its precision makes it suitable for industrial gearboxes and pumps.

Essential Roles of 66589-66520 Bearing
For railway applications, this bearing ensures reliable performance in wheel assemblies and drivetrains. Its standard radial clearance options allow for flexibility in different operating conditions.

Q&A

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