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TS (Single Row Tapered Roller Bearings) (Imperial) 3479-3426

TS (Single Row Tapered Roller Bearings) (Imperial) 3479-3426

The 3479-3426 is a single-row tapered roller bearing with a 1.4375″ bore and 3.123″ 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 1.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 3479-3426
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4375" x 3.123" x 1.1563"
  • Bore Dia 1.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.123"
  • 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 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.75"
  • Cone Backface Backing Diameter 1.79"
  • Cup Frontface Backing Diameter 2.94"
  • Cup Backface Backing Diameter 2.64"
  • 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 3479
  • Cup Part Number 3426
  • 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 1.500 lb

Features

Performance Features of 3479-3426 Bearing

3479-3426 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design ensures efficient load distribution, reducing wear and extending lifespan.
With a standard radial clearance, it provides reliable performance in various operating conditions.

3479-3426 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, contributing to smooth and stable operation.

This bearing requires lubrication, which helps maintain its performance over time.
Its ABEC-1 rating ensures consistent quality for general industrial applications.

Application

Industrial Uses of 3479-3426 Bearing
The 3479-3426 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability in tough working conditions.

In automotive applications, 3479-3426 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a straightforward replacement for Timken equivalents in older vehicles.

For industrial fans and pumps, 3479-3426 Bearing’s open design simplifies lubrication and maintenance. Its standard radial clearance offers flexibility for different operational needs.

Where Is 3479-3426 Bearing Used?
You’ll often find 3479-3426 Bearing in conveyor systems, where its ability to manage radial and thrust loads keeps operations smooth. The steel cage adds extra strength for long-term use.

In mining equipment, 3479-3426 Bearing stands up to harsh environments thanks to its robust chrome steel rollers. The ABEC-1 rating ensures consistent performance without over-engineering.

Built for Heavy-Duty Use: 3479-3426 Bearing
This bearing excels in gearboxes and drivetrains, where its tapered rollers distribute loads evenly. The inch measurements make it compatible with a wide range of North American machinery.

For forestry equipment, 3479-3426 Bearing’s temperature tolerance (-30° to 110°C) ensures reliability in extreme conditions. Its standard radial clearance adapts well to thermal expansion.

Automotive vs Aerospace: Applications of 3479-3426 Bearing
In automotive settings, 3479-3426 Bearing handles wheel and transmission loads with ease. Its dynamic thrust rating (3820 lbf) suits high-stress scenarios.

For aerospace ground support equipment, this bearing’s chrome steel construction meets durability needs without unnecessary weight. The open design allows for easy inspection and servicing.

Q&A

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