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TS (Single Row Tapered Roller Bearings) (Imperial) EE321145-321240

TS (Single Row Tapered Roller Bearings) (Imperial) EE321145-321240

The EE321145-321240 is a single-row tapered roller bearing with a 14.5″ bore and 24″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 668,000 lbf and is designed for long-lasting performance.

Its pin-type cage ensures smooth operation, while the open design allows for easy lubrication. The bearing works in temperatures from -30°C to 110°C, making it suitable for tough environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like industrial machinery or large vehicles where high radial and thrust loads are common.

Weighing 345 lb, it’s a robust choice for demanding tasks. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number EE321145-321240
  • Brand TFL
  • Interchangeable Timken
  • Size 14.5" x 24" x 5.625"
  • Bore Dia 14.5"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 24"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 5.5"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 4.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 5.625"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 17.28"
  • Cone Backface Backing Diameter 16.26"
  • Cup Frontface Backing Diameter 22.56"
  • Cup Backface Backing Diameter 21.85"
  • Cage Cone Frontface Clearance 0.25"
  • Cage Cone Backface Clearance 0.78"
  • Effective Center Location -0.93"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE321145
  • Cup Part Number 321240
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 321000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 668000 lbf
  • Static Radial Load 1210000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 173000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 106000 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 345.00 lb

Features

Performance Features of EE321145-321240 Bearing

EE321145-321240 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 668,000 lbf, making it suitable for heavy-duty applications.
The pin-type cage ensures proper roller alignment, reducing friction and wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is EE321145-321240 Bearing Engineered for Reliability?

EE321145-321240 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 106,000 lbf at 90 million revolutions highlights its long service life.
The bearing requires lubrication, maintaining performance under demanding conditions.

Built for Durability: EE321145-321240 Bearing

EE321145-321240 Bearing’s chrome steel rollers and rings enhance its resistance to wear and tear.
With a static radial load capacity of 1,210,000 lbf, it handles extreme loads with ease.
The pin-type cage design minimises friction, ensuring efficient operation.
Its ABEC-1 rating confirms consistent precision in industrial applications.

Application

Essential Roles of EE321145-321240 Bearing
EE321145-321240 Bearing is widely used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In industrial gearboxes, EE321145-321240 Bearing provides reliable performance due to its high dynamic radial load capacity. The pin-type cage helps maintain roller alignment, reducing wear over time.

For large agricultural equipment, EE321145-321240 Bearing’s inch sizing makes it compatible with many North American machines. Its standard radial clearance allows for smooth operation under varying loads.

Where Is EE321145-321240 Bearing Used?
EE321145-321240 Bearing is commonly found in railway applications, supporting axles and wheels with its robust design. The open seal type simplifies lubrication in these high-load environments.

In wind turbine systems, EE321145-321240 Bearing handles the combined radial and thrust loads from rotor movement. Its temperature range suits both cold and moderately warm climates.

Built for Heavy-Duty Use: EE321145-321240 Bearing
EE321145-321240 Bearing excels in steel mill machinery, where its static radial load capacity withstands extreme pressures. The tapered rollers distribute stress evenly, prolonging service life.

For oilfield equipment, EE321145-321240 Bearing’s ABEC-1 rating ensures sufficient precision while maintaining cost-efficiency. The chrome steel rollers resist deformation under heavy loads.

Automotive vs Aerospace: Applications of EE321145-321240 Bearing
In truck wheel hubs, EE321145-321240 Bearing provides stability and load support for long-haul transportation. The inch measurements align with standard automotive components.

For aerospace ground support equipment, EE321145-321240 Bearing offers reliable performance without the need for ultra-high precision. Its weight is balanced for industrial-scale applications.

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