TS (Single Row Tapered Roller Bearings) (Imperial) EE470078-470128

The EE470078-470128 is a single-row tapered roller bearing with a 7″ bore and 12.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 229,000 lbf radially and 37,100 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 or automotive systems where robust performance is needed.

Weighing 67.3 lb, it’s designed for stability and long service life. Compliant with RoHS and REACH standards for safe use.

The tapered roller design provides effective load distribution, reducing wear over time. Its standard radial clearance ensures compatibility with various setups.

Perfect for applications requiring precise alignment and high load capacity, such as conveyor systems or large gearboxes. The ABEC-1 rating guarantees consistent performance.

With a cone width of 3.625″ and cup width of 2.5″, it offers a compact yet powerful solution. The chrome steel rollers enhance durability under continuous use.

Suitable for environments where regular maintenance is possible, thanks to its open seal type. A dependable choice for engineers needing a balance of strength and reliability.

The bearing’s effective center location at -0.86″ ensures stable operation under combined loads. Its standard cup type simplifies installation in various configurations.

Ideal for replacement in existing systems, especially where Timken bearings are specified. The steel cage provides added resilience in demanding conditions.

Weighing 67.3 lb, it’s built to withstand heavy radial and thrust loads. The tapered rollers ensure smooth rotation even under stress.

A practical option for maintenance teams looking for a durable, easy-to-install bearing. Compliant with international safety and environmental standards.

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Description

Features

Application

Q&A

Product Parameters

Part Number EE470078-470128
Brand TFL
Interchangeable Timken
Size 7" x 12.875" x 3.5625"
Bore Dia 7"
Bore Dia Tolerance +0.001" to 0
Outer Dia 12.875"
Outer Dia Tolerance +0.002" to 0
Cone Width 3.625"
Cone Width Tolerance +0.003" to -0.01
Cup Width 2.5"
Cup Width Tolerance +0.002" to -0.01
Width 3.5625"
Width Tolerance +0.014" to -0.01"
Cone Backface ToClear Radius 0.25"
Cup Backface ToClear Radius 0.250"
Cone Frontface Backing Diameter 8.93"
Cone Backface Backing Diameter 8.27"
Cup Frontface Backing Diameter 12.08"
Cup Backface Backing Diameter 11.57"
Cage Cone Frontface Clearance 0.01"
Cage Cone Backface Clearance 0.51"
Effective Center Location -0.86"
System of Measurement Inch
Type Bearing
Cone Part Number EE470078
Cup Part Number 470128
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 470000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 229000 lbf
Static Radial Load 354000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 59200 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 37100 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 67.300 lb

Features

Performance Features of EE470078-470128 Bearing

EE470078-470128 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 229,000 lbf, ensuring reliable performance in heavy-duty applications.

The single-row tapered roller design provides effective load distribution, enhancing durability.
With a standard radial clearance option, it accommodates various operational requirements.

EE470078-470128 Bearing operates in temperatures from -30° to 110°C, suitable for diverse environments.
The steel cage maintains roller alignment, reducing wear and extending service life.

Installation is straightforward due to the open design, saving time and effort.
Regular lubrication ensures smooth operation and maintains performance over time.

Application

Industrial Uses of EE470078-470128 Bearing
EE470078-470128 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, EE470078-470128 Bearing supports large vehicle components such as axles and wheel hubs, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a preferred choice for North American manufacturers.

For industrial conveyor systems, EE470078-470128 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 EE470078-470128 Bearing Used?
EE470078-470128 Bearing finds its place in agricultural machinery, particularly in tractors and harvesters, where its robust design withstands rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In wind turbine assemblies, EE470078-470128 Bearing’s ability to handle dynamic radial and thrust loads makes it a reliable component. The ABEC-1 rating balances precision and cost-effectiveness for large-scale installations.

Built for Heavy-Duty Use: EE470078-470128 Bearing
EE470078-470128 Bearing excels in railroad applications, supporting freight car axles with its high static radial load capacity. The tapered rollers distribute stress evenly, reducing wear over time.

For oil and gas equipment, EE470078-470128 Bearing’s temperature range and lubrication requirements make it suitable for drilling rigs. Its compatibility with Timken models simplifies maintenance and replacements.

Automotive vs Aerospace: Applications of EE470078-470128 Bearing
In automotive settings, EE470078-470128 Bearing is ideal for heavy-duty trucks, where its combined load capacity handles uneven road stresses. The imperial measurements align with standard US vehicle designs.

For aerospace ground support equipment, EE470078-470128 Bearing’s durability and precision meet the demands of aircraft tow tractors and loading systems. The chrome steel rollers ensure consistent performance under frequent use.