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TS (Single Row Tapered Roller Bearings) (Imperial) EE420801-421437

TS (Single Row Tapered Roller Bearings) (Imperial) EE420801-421437

The EE420801-421437 is a single-row tapered roller bearing with an 8-inch bore and 14.372-inch 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 industrial machinery, gearboxes, or construction equipment where robust performance is needed.

Weighing 81.60 lb, it’s a solid choice for large-scale applications. Compliant with RoHS and REACH standards for safe and environmentally friendly use.

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Product Parameters

  • Part Number EE420801-421437
  • Brand TFL
  • Interchangeable Timken
  • Size 8" x 14.372" x 3.625"
  • Bore Dia 8"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14.372"
  • 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 10.04"
  • Cone Backface Backing Diameter 9.06"
  • Cup Frontface Backing Diameter 13.21"
  • Cup Backface Backing Diameter 12.95"
  • 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 EE420801
  • Cup Part Number 421437
  • 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 81.60 lb

Features

Performance Features of EE420801-421437 Bearing

EE420801-421437 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 263,000 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

EE420801-421437 Bearing’s standard radial clearance allows for flexibility in different applications.
Its tapered roller design efficiently handles both radial and thrust loads.

The open seal type simplifies maintenance, while the chrome steel construction resists wear.
Weighing 81.60 lb, it balances durability and structural integrity for industrial use.

Application

Industrial Uses of EE420801-421437 Bearing
EE420801-421437 Bearing is commonly used in heavy machinery like mining equipment and construction gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is EE420801-421437 Bearing Used?
You’ll often find EE420801-421437 Bearing in large industrial gearboxes and power transmission systems. Its inch sizing makes it a go-to choice for machinery requiring imperial measurements.

Built for Heavy-Duty Use: EE420801-421437 Bearing
EE420801-421437 Bearing excels in applications like agricultural machinery and railroad axles, where high radial and thrust loads are common. The steel cage adds extra strength for long-lasting performance.

Automotive vs Aerospace: Applications of EE420801-421437 Bearing
In automotive settings, EE420801-421437 Bearing supports heavy-duty truck axles and drivetrains. For aerospace, it’s less common but can be found in ground support equipment due to its robust design.

Key Fields for EE420801-421437 Bearing
EE420801-421437 Bearing is ideal for wind turbine yaw systems, where its ability to handle dynamic loads ensures reliable operation. The standard radial clearance also allows for smooth performance under varying temperatures.

Q&A

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