+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
3479-3424YD TDO (Two-Row Double-Outer Race) (Imperial)

3479-3424YD TDO (Two-Row Double-Outer Race) (Imperial)

The 3479-3424YD is a double-row tapered roller bearing with a 1.4375″ bore and 3.25″ outer diameter, built from sturdy chrome steel for combined load handling. It supports dynamic radial loads up to 41000 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing’s double-row construction provides stability for high-load applications.

Ideal for industrial machinery or vehicle axles where combined radial and thrust loads are common. It meets RoHS and REACH standards, weighing 3.71 lb for easy handling.

The ABEC-1 rating ensures reliable precision, with standard radial clearance options (C3/C4/C5) for flexible installation. A practical choice for maintenance or replacements in demanding environments.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 3479-3424YD
  • Brand TFL
  • Size 1.4375" x 3.25" x 1.1721"
  • Bore Dia 1.4375"
  • 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 1.79"
  • 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 3479
  • Cup Part Number 3424YD
  • 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 3.71 lb

Features

How Is 3479-3424YD Bearing Engineered for Reliability?

3479-3424YD Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 41,000 lbf.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Structural Advantages of 3479-3424YD Bearing

3479-3424YD Bearing’s double outer race design enhances stability and load distribution.
The tapered rollers and chrome steel materials minimise wear, even under heavy loads.
Its standard radial clearance allows for smooth operation in diverse applications.
The bearing’s open design simplifies lubrication, ensuring consistent performance.

Why Choose 3479-3424YD Bearing for Precision Tasks?

3479-3424YD Bearing offers precise load handling with its double-row tapered roller construction.
The chrome steel rollers and rings provide excellent wear resistance, maintaining accuracy over time.
Its ABEC-1 rating ensures reliable performance for industrial applications.
With a wide temperature range, it adapts to varying operational environments.

Application

Industrial Uses of 3479-3424YD Bearing
3479-3424YD 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 efficiently. The chrome steel construction ensures durability in demanding environments.

Where Is 3479-3424YD Bearing Used?
You’ll often find 3479-3424YD Bearing in automotive applications like truck wheel hubs, where its tapered roller design provides stability under heavy loads. The inch sizing makes it a good fit for North American vehicle standards.

Built for Heavy-Duty Use: 3479-3424YD Bearing
3479-3424YD Bearing excels in industrial gearboxes, offering reliable performance even under high stress. Its open design allows for easy lubrication, extending service life in continuous operation.

Automotive vs Aerospace: Applications of 3479-3424YD Bearing
In automotive systems, 3479-3424YD Bearing supports axles and differentials, while in aerospace, it’s used in landing gear mechanisms. The ABEC-1 rating ensures consistent precision for both applications.

Perfect Fit for Automation: 3479-3424YD Bearing
3479-3424YD Bearing works well in automated conveyor systems, where its double-row construction reduces friction. The steel cage adds strength, making it suitable for high-speed production lines.

Q&A

SEND INQUIRY