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TS (Single Row Tapered Roller Bearings) (Imperial) EE420793-421450

TS (Single Row Tapered Roller Bearings) (Imperial) EE420793-421450

The EE420793-421450 is a single-row tapered roller bearing with a 7.9375″ bore and 14.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 263,000 lbf radially and 46,800 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 use in industrial machinery, construction equipment, or automotive systems where robust performance is needed.

Weighing 84.40 lb, it’s designed for stability and long service life. Compliant with RoHS and REACH standards for safe and environmentally friendly use.

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Product Parameters

  • Part Number EE420793-421450
  • Brand TFL
  • Interchangeable Timken
  • Size 7.9375" x 14.5" x 3.625"
  • Bore Dia 7.9375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14.5"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 3.4999"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 3.625"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 9.96"
  • Cone Backface Backing Diameter 9.02"
  • Cup Frontface Backing Diameter 13.21"
  • Cup Backface Backing Diameter 13.03"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.72"
  • Effective Center Location -0.61"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE420793
  • Cup Part Number 421450
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 420000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 263000 lbf
  • Static Radial Load 409000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 68100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 46800 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 84.40 lb

Features

Performance Features of EE420793-421450 Bearing

EE420793-421450 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 263,000 lbf, making it suitable for heavy-duty applications.

The single row tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various conditions.

EE420793-421450 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing wear and extending service life.

This bearing requires lubrication but offers long-lasting durability in demanding environments.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of EE420793-421450 Bearing
EE420793-421450 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, EE420793-421450 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial conveyor systems, EE420793-421450 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, making it suitable for high-load scenarios.

Where Is EE420793-421450 Bearing Used?
EE420793-421450 Bearing is often found in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The tapered rollers ensure smooth rotation even with uneven loads.

In wind turbine gearboxes, EE420793-421450 Bearing’s high dynamic load capacity makes it a reliable choice for long-term use. The ABEC-1 rating provides sufficient precision for renewable energy applications.

Built for Heavy-Duty Use: EE420793-421450 Bearing
EE420793-421450 Bearing excels in railway applications, particularly in axle boxes where combined loads are common. Its standard radial clearance allows for thermal expansion during operation.

For steel mill equipment, EE420793-421450 Bearing’s chrome steel rollers resist wear in high-temperature environments. The open seal design simplifies maintenance in harsh industrial settings.

Automotive vs Aerospace: Applications of EE420793-421450 Bearing
In automotive systems, EE420793-421450 Bearing supports heavy-duty axles and transmissions, offering durability under constant stress. The imperial measurements ensure compatibility with older vehicle models.

For aerospace ground support equipment, EE420793-421450 Bearing provides reliable performance in load-handling machinery. Its high static load rating makes it suitable for infrequent but intense use.

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