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TS (Single Row Tapered Roller Bearings) (Imperial) 39581-39520

TS (Single Row Tapered Roller Bearings) (Imperial) 39581-39520

The 39581-39520 is a single-row tapered roller bearing with a 2.25″ bore and 4.4375″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 37500 lbf radially and 5650 lbf thrust, making it suitable for demanding 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 use in heavy machinery or automotive systems where robust load handling is needed.

Weighing 3 lb, it’s built to last while meeting RoHS and REACH standards for safety and compliance. The standard radial clearance ensures versatility across various setups.

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Product Parameters

  • Part Number 39581-39520
  • Brand TFL
  • Interchangeable Timken
  • Size 2.25" x 4.4375" x 1.1875"
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.6"
  • Cone Backface Backing Diameter 3.19"
  • Cup Frontface Backing Diameter 4.25"
  • Cup Backface Backing Diameter 3.98"
  • Cage Cone Frontface Clearance 0.13"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.26"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 39581
  • Cup Part Number 39520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 39500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 37500 lbf
  • Static Radial Load 50300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9730 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5650 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 lb

Features

Performance Features of 39581-39520 Bearing

39581-39520 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 37,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a static radial load of 50,300 lbf, it provides reliable performance under demanding conditions.

39581-39520 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its standard radial clearance options allow for flexibility in various industrial applications.

Application

Industrial Uses of 39581-39520 Bearing
The 39581-39520 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 39581-39520 Bearing Used?
You’ll often find 39581-39520 Bearing in automotive applications like truck wheel hubs, where its ability to manage radial and thrust loads is essential. The imperial sizing makes it a straightforward fit for many North American vehicles.

Built for Heavy-Duty Use: 39581-39520 Bearing
This 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 continuous operation.

Automotive vs Aerospace: Applications of 39581-39520 Bearing
In automotive systems, 39581-39520 Bearing supports heavy loads in drivetrains, while its precision also suits aerospace components requiring consistent performance. The ABEC-1 rating ensures dependable operation across both sectors.

Perfect Fit for Automation: 39581-39520 Bearing
For automated machinery, 39581-39520 Bearing offers smooth rotation and load handling, ideal for robotic arms and assembly lines. Its standard radial clearance provides flexibility for various operational needs.

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