TS (Single Row Tapered Roller Bearings) (Imperial) 3480-3431

The 3480-3431 is a single-row tapered roller bearing with a 1.378″ bore and 3.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 23500 lbf radially and 3820 lbf 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 industrial machinery or automotive systems where combined loads are common.

Weighing 1.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 3480-3431
Brand TFL
Interchangeable Timken
Size 1.378" x 3.25" x 1.1563"
Bore Dia 1.378"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.25"
Outer Dia Tolerance +0.001" to 0
Cone Width 1.1721"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.1563"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.06"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 1.71"
Cone Backface Backing Diameter 1.81"
Cup Frontface Backing Diameter 2.99"
Cup Backface Backing Diameter 2.72"
Cage Cone Frontface Clearance 0.05"
Cage Cone Backface Clearance 0.04"
Effective Center Location -0.34"
System of Measurement Inch
Type Bearing
Cone Part Number 3480
Cup Part Number 3431
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 3400
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 23500 lbf
Static Radial Load 26800 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 6100 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3820 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 1.7 lb

Features

Performance Features of 3480-3431 Bearing

3480-3431 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, ensuring reliable performance in tough conditions.
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 environments.

How Is 3480-3431 Bearing Engineered for Reliability?

3480-3431 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its effective center location of -0.34″ enhances stability under load.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: 3480-3431 Bearing

3480-3431 Bearing’s chrome steel components resist wear, making it suitable for heavy-duty applications.
The tapered roller design distributes loads evenly, reducing stress on individual rollers.
Its static radial load capacity of 26,800 lbf ensures long-term reliability.
The open seal type allows for easy lubrication, maintaining optimal performance.

Steel vs Ceramic Bearings: Strengths of 3480-3431 Bearing

3480-3431 Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
The steel cage ensures proper roller alignment, enhancing load distribution and reducing wear.
With a dynamic thrust rating of 3,820 lbf, it handles combined loads effectively.
Its standard radial clearance makes it versatile for various applications.

Application

Industrial Uses of 3480-3431 Bearing
3480-3431 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 tough working conditions.

In automotive applications, 3480-3431 Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many American-made vehicles.

For industrial fans and pumps, 3480-3431 Bearing offers smooth operation thanks to its standard radial clearance. The steel cage adds strength, making it suitable for continuous use in demanding environments.

Why Is 3480-3431 Bearing Essential in Machinery?
3480-3431 Bearing plays a key role in conveyor systems, where its ability to manage combined loads keeps operations running smoothly. The open design allows for easy lubrication, extending its service life.

In agricultural machinery, 3480-3431 Bearing withstands heavy loads and harsh conditions, making it a dependable choice for tractors and harvesters. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

Built for Heavy-Duty Use: 3480-3431 Bearing
3480-3431 Bearing excels in mining equipment, where its robust design handles extreme loads and vibrations. The tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, 3480-3431 Bearing provides reliable support in axle boxes, ensuring smooth and safe train operations. Its temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 3480-3431 Bearing
In automotive systems, 3480-3431 Bearing is often found in drivetrains, offering a balance of strength and affordability. Its inch measurements align with standard automotive parts.

For aerospace ground equipment, 3480-3431 Bearing supports heavy loads in maintenance tools and cargo handlers. While not for flight use, it’s valued for its reliability in support roles.