EE420751 Single Cones (Imperial)

The EE420751 is a single-row tapered roller bearing cone with a 7.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 263,000 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance under heavy loads. The cone width of 3.4999 inches fits standard industrial applications, with tolerances ensuring precise alignment.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy machinery, gearboxes, or construction equipment where robust performance is needed.

Compliant with RoHS and REACH standards, it offers a balance of strength and longevity. The ABEC-1 rating ensures consistent performance for general industrial use.

Get A Free Quote

Description

Features

Application

Q&A

Product Parameters

Part Number EE420751
Brand TFL
Interchangeable Brand Timken
System of Measurement Inch
Type Cones
Bearing Part Number EE420751-421417 , EE420751-421437 , EE420751-421450
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Series 420000
Bore Dia 7.5"
Bore Dia Tolerance +0.001" to 0
Cone Width 3.4999"
Cone Width Tolerance +0.003" to -0.01
Cone Backface ToClear Radius 0.25"
Cone Frontface Backing Diameter 8.58"
Cone Backface Backing Diameter 8.94"
Cage Cone Frontface Clearance 0.14"
Cage Cone Backface Clearance 0.72"
Effective Center Location -0.61"
Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 457000 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 46800 lbf
Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 118000 lbf
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Standard (Available in C3/C4/C5)
RoHS Compliant
REACH Compliant

Features

Performance Features of EE420751 Bearing

EE420751 Bearing is crafted from chrome steel, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 263,000 lbf, ensuring reliable performance in heavy-duty applications.

The tapered roller design of EE420751 Bearing enhances stability and reduces friction.
With a standard radial clearance, it accommodates various operational conditions efficiently.

EE420751 Bearing operates smoothly within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, contributing to extended service life.

The open seal design of EE420751 Bearing simplifies maintenance and reduces downtime.
It is interchangeable with Timken bearings, providing flexibility in replacements.

Application

Industrial Uses of EE420751 Bearing
EE420751 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

Where Is EE420751 Bearing Used?
In automotive applications, EE420751 Bearing supports large axles and wheel hubs, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a preferred choice for North American industrial and transport equipment.

Built for Heavy-Duty Use: EE420751 Bearing
EE420751 Bearing excels in agricultural machinery, like tractors and harvesters, where its chrome steel construction withstands harsh environments. The steel cage ensures durability, even with frequent load changes and high-speed operations.

Automotive vs Aerospace: Applications of EE420751 Bearing
While EE420751 Bearing is widely used in truck and trailer axles, its precision also suits aerospace landing gear components. The ABEC-1 rating balances cost and performance for these critical applications.

Key Fields for EE420751 Bearing
EE420751 Bearing is ideal for railway applications, such as freight car wheel sets, where its dynamic load capacity ensures long-term reliability. The standard radial clearance option accommodates varying operational temperatures.