+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) EE420812X-421437

TS (Single Row Tapered Roller Bearings) (Imperial) EE420812X-421437

The EE420812X-421437 is a single-row tapered roller bearing with an 8.125″ bore and 14.372″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 248,000 lbf radially and 44,200 lbf thrust, making it suitable for heavy-duty use.

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 heavy equipment where robust performance is needed.

Weighing 79.90 lb, it’s built to last and complies with RoHS and REACH standards for safe and reliable operation.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number EE420812X-421437
  • Brand TFL
  • Interchangeable Timken
  • Size 8.125" x 14.372" x 3.625"
  • Bore Dia 8.125"
  • 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 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.12"
  • Cone Backface Backing Diameter 9.41"
  • 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 EE420812X
  • 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 248000 lbf
  • Static Radial Load 409000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 64300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 44200 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 79.90 lb

Features

How Is EE420812X-421437 Bearing Engineered for Reliability?

EE420812X-421437 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 248,000 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it offers reliable performance across various conditions.

What Makes EE420812X-421437 Bearing Suitable for High-Temperature Applications?

EE420812X-421437 Bearing operates effectively within a temperature range of -30° to 110°C.
Its chrome steel construction resists heat, maintaining performance in demanding environments.
The open design allows for easy lubrication, ensuring smooth operation even under high temperatures.
This bearing is ideal for applications requiring consistent performance in varying thermal conditions.

Designed for Durability: EE420812X-421437 Bearing

EE420812X-421437 Bearing is built with precision to handle both radial and thrust loads efficiently.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its chrome steel materials enhance wear resistance, ensuring long-term reliability.
With a static radial load capacity of 409,000 lbf, it excels in heavy industrial use.

Steel vs Ceramic Bearings: Strengths of EE420812X-421437 Bearing

EE420812X-421437 Bearing uses chrome steel for both rollers and rings, providing excellent strength and durability.
This material choice ensures high load capacity and resistance to wear in demanding applications.
The steel cage further enhances stability, keeping rollers aligned during operation.
Its robust construction makes it a reliable choice for industrial machinery and equipment.

Application

Essential Roles of EE420812X-421437 Bearing
EE420812X-421437 Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined loads effectively.
The imperial sizing makes it a straightforward replacement for Timken bearings in North American industrial applications.

In automotive settings, EE420812X-421437 Bearing supports large truck axles and drivetrains, with its chrome steel construction offering durability under heavy radial and thrust loads.
The open design simplifies lubrication maintenance during routine service checks.

For wind turbine applications, EE420812X-421437 Bearing’s standard radial clearance accommodates shaft expansion during operation.
Its steel cage provides reliable performance in variable weather conditions across the -30° to 110°C range.

Q&A

SEND INQUIRY