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3480-3423D TDO (Two-Row Double-Outer Race) (Imperial)

3480-3423D TDO (Two-Row Double-Outer Race) (Imperial)

The 3480-3423D is a double-row tapered roller bearing with a 1.378″ bore and 3.25″ outer diameter, built from tough chrome steel. It handles combined loads up to 41000 lbf and suits applications needing reliable radial and thrust support.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model fits standard 3400 series applications, with a radial clearance option for custom needs. Ideal for industrial gearboxes or heavy machinery where robust performance is key.

Weighing 3.8 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments.

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Product Parameters

  • Part Number 3480-3423D
  • Brand TFL
  • Size 1.378" x 3.25" x 1.1721"
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.1875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1721"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.6251"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.81"
  • Cup Frontface Backing Diameter 2.99"
  • Cage Cone Backface Clearance 0.04"
  • Dynamic Radial Load 41000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3480
  • Cup Part Number 3423D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 6100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3820 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 10600 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 3.8 lb

Features

Why Choose 3480-3423D Bearing for Combined Loads?

3480-3423D Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 41,000 lbf, making it suitable for heavy-duty applications.
The double-row tapered roller design ensures stability and even load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 3480-3423D Bearing Engineered for Reliability?

3480-3423D Bearing features a steel cage that maintains roller alignment, reducing wear and extending service life.
The chrome steel construction provides durability and resistance to fatigue under high loads.
Its standard radial clearance ensures smooth operation in most industrial settings.
The bearing’s design allows for easy lubrication, maintaining optimal performance over time.

Built for Durability: 3480-3423D Bearing

3480-3423D Bearing’s double-row construction enhances its load-bearing capacity and operational stability.
The tapered roller design minimises friction, ensuring efficient performance under combined loads.
With a dynamic thrust rating of 3,820 lbf, it handles demanding applications with ease.
Its robust materials and precise tolerances contribute to long-lasting reliability.

Application

Industrial Uses of 3480-3423D Bearing
3480-3423D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, 3480-3423D Bearing supports wheel hubs and drivetrain components, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial automation, 3480-3423D Bearing is ideal for conveyor systems and robotic arms, where precision and load capacity are essential. The open seal design allows for easy lubrication, extending service life in high-use environments.

3480-3423D Bearing also finds use in agricultural machinery, such as tractors and harvesters, where its robust build withstands harsh outdoor conditions. The tapered roller design ensures smooth operation even under heavy loads.

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