TS (Single Row Tapered Roller Bearings) (Imperial) 3198-3120

The 3198-3120 is a single-row tapered roller bearing with a 1.125″ bore and 2.8593″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21300 lbf radially and 3140 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 use in automotive or industrial machinery where combined loads are common.

Weighing 1.400 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance and ABEC-1 rating ensure consistent performance. Its tapered roller design provides efficient load distribution, reducing wear over time.

Suitable for applications requiring precise alignment, such as gearboxes or wheel hubs. The bearing’s robust construction makes it a dependable choice for demanding environments.

Easy to install and maintain, it’s a practical solution for both new builds and repairs. The chrome steel rollers and rings enhance longevity, even under frequent use.

With its effective center location and tapered design, it minimises friction and heat build-up. This ensures reliable operation in high-load scenarios without compromising performance.

The bearing’s dimensions and tolerances are designed for precise fitment, reducing the risk of misalignment. Its compatibility with standard lubrication methods simplifies upkeep.

Perfect for heavy-duty equipment where durability and load capacity are key. The 3198-3120 delivers consistent performance, making it a trusted choice for engineers and mechanics alike.

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Description

Features

Application

Q&A

Product Parameters

Part Number 3198-3120
Brand TFL
Interchangeable Timken
Size 1.125" x 2.8593" x 1.1875"
Bore Dia 1.125"
Bore Dia Tolerance +0.005" to 0
Outer Dia 2.8593"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.181"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.1875"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.050"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 1.46"
Cone Backface Backing Diameter 1.54"
Cup Frontface Backing Diameter 2.68"
Cup Backface Backing Diameter 2.40"
Cage Cone Frontface Clearance 0.06"
Cage Cone Backface Clearance 0.03"
Effective Center Location -0.4"
System of Measurement Inch
Type Bearing
Cone Part Number 3198
Cup Part Number 3120
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 3100
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 21300 lbf
Static Radial Load 22800 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 5520 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3140 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 1.400 lb

Features

How Is 3198-3120 Bearing Engineered for Reliability?

3198-3120 Bearing features chrome steel rings and rollers, providing strong resistance to combined loads.
Its dynamic radial load capacity reaches 21300 lbf, ensuring dependable performance in various applications.
The steel cage maintains proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs well in diverse operating conditions.

Structural Advantages of 3198-3120 Bearing

3198-3120 Bearing’s single-row tapered roller design efficiently handles both radial and thrust loads.
The precise cone and cup width tolerances ensure smooth operation and easy installation.
Its standard radial clearance offers flexibility for different application requirements.
The open seal type allows for easy lubrication, maintaining optimal performance over time.

Why Choose 3198-3120 Bearing for Precision Tasks?

3198-3120 Bearing’s ABEC-1 rating ensures consistent precision in demanding environments.
The chrome steel construction resists wear, extending the bearing’s service life.
Effective center location and roller alignment contribute to stable operation under heavy loads.
With a weight of 1.400 lb, it balances strength and practicality for industrial use.

Application

Industrial Uses of 3198-3120 Bearing
3198-3120 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 3198-3120 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many American vehicle models.

For industrial conveyor systems, 3198-3120 Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The steel cage adds extra strength to withstand continuous operation.

Where Is 3198-3120 Bearing Used?
You’ll often find 3198-3120 Bearing in agricultural machinery, where its robust design handles dirt and debris without compromising performance. The standard radial clearance ensures smooth operation in rough conditions.

In mining equipment, 3198-3120 Bearing’s ability to manage heavy radial and thrust loads makes it a go-to choice. The ABEC-1 rating balances precision and cost-effectiveness for industrial applications.

Built for Heavy-Duty Use: 3198-3120 Bearing
3198-3120 Bearing excels in forestry equipment, where its tapered rollers distribute loads evenly. The chrome steel rollers resist wear, even in abrasive environments.

For gearboxes, 3198-3120 Bearing’s precise tolerances ensure smooth power transmission. The steel cage keeps rollers aligned, reducing friction and heat buildup.

Automotive vs Aerospace: Applications of 3198-3120 Bearing
In automotive drivetrains, 3198-3120 Bearing handles high torque and variable speeds reliably. Its inch sizing simplifies maintenance for mechanics.

For aerospace ground support equipment, 3198-3120 Bearing’s temperature range suits outdoor operations. The open design allows quick inspection and relubrication.