+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) EE420850-421437

TS (Single Row Tapered Roller Bearings) (Imperial) EE420850-421437

The EE420850-421437 is a single-row tapered roller bearing with an 8.5″ bore and 14.372″ outer diameter, built from robust chrome steel. It handles combined loads up to 248,000 lbf radially and 44,200 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 heavy equipment where combined loads are common.

Weighing 71.2 lb, it’s a sturdy choice for demanding environments. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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

Product Parameters

  • Part Number EE420850-421437
  • Brand TFL
  • Interchangeable Timken
  • Size 8.5" x 14.372" x 3.25"
  • Bore Dia 8.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14.372"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 3.1249"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 3.25"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.39"
  • Cone Backface Backing Diameter 9.29"
  • Cup Frontface Backing Diameter 13.21"
  • Cup Backface Backing Diameter 12.95"
  • Cage Cone Frontface Clearance 0.14"
  • Cage Cone Backface Clearance 0.34"
  • Effective Center Location -0.24"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number EE420850
  • 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 71.2 lb

Features

Performance Features of EE420850-421437 Bearing

EE420850-421437 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 248,000 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

How Does EE420850-421437 Bearing Reduce Friction?

EE420850-421437 Bearing features a tapered roller design that minimises friction during operation.
The chrome steel construction ensures smooth rolling action, even under high radial or thrust loads.
Its standard radial clearance allows for optimal lubrication distribution, further reducing wear.
This design makes it suitable for applications requiring long-term reliability and efficiency.

Engineered for Precision: EE420850-421437 Bearing

EE420850-421437 Bearing’s single-row tapered roller construction provides precise load distribution.
The ABEC-1 rating ensures consistent performance for industrial and automotive applications.
With a static radial load capacity of 409,000 lbf, it handles demanding conditions with ease.
The open design simplifies lubrication, maintaining smooth operation over extended periods.

Steel vs Ceramic Bearings: Strengths of EE420850-421437 Bearing

EE420850-421437 Bearing uses chrome steel for both rollers and rings, balancing strength and durability.
Compared to ceramic options, it offers higher load capacities and better cost efficiency.
The steel cage ensures stable roller movement, even at high speeds or under heavy loads.
Its standard radial clearance allows for easy maintenance and consistent performance.

Application

Industrial Uses of EE420850-421437 Bearing
EE420850-421437 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The large imperial sizing makes it ideal for robust applications requiring durability.

Where Is EE420850-421437 Bearing Used?
You’ll often find EE420850-421437 Bearing in industrial gearboxes and large conveyor systems, thanks to its high dynamic radial load capacity. The chrome steel construction ensures long-term reliability even in demanding environments.

Built for Heavy-Duty Use: EE420850-421437 Bearing
EE420850-421437 Bearing excels in agricultural machinery, supporting heavy axial and radial loads in tractors and harvesters. Its open design simplifies lubrication, which is essential for extended operation in dusty conditions.

Automotive vs Aerospace: Applications of EE420850-421437 Bearing
In automotive applications, EE420850-421437 Bearing is used in truck wheel hubs, where its strength and precision are crucial. For aerospace, it’s less common but can be found in ground support equipment due to its load-handling capabilities.

Essential Roles of EE420850-421437 Bearing
EE420850-421437 Bearing plays a key role in railway applications, particularly in axle boxes where combined loads are frequent. The steel cage and chrome steel rollers provide excellent wear resistance over long distances.

Q&A

SEND INQUIRY