TS (Single Row Tapered Roller Bearings) (Imperial) 3478-3426

TS (Single Row Tapered Roller Bearings) (Imperial) 3478-3426

The 3478-3426 is a single-row tapered roller bearing with a 1.375″ 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 easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures 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 1.5lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance ensures easy installation, with options for C3, C4, or C5 clearances if needed. Its tapered rollers provide stable performance under varying load conditions.

Suitable for applications requiring ABEC-1 precision, it balances performance and affordability. The effective center location of -0.34″ helps in precise alignment during installation.

Maintenance is straightforward thanks to its open design, allowing regular lubrication. The chrome steel rollers and rings ensure long service life even in demanding conditions.

Perfect for gearboxes, axles, or conveyor systems where reliability is key. Its imperial sizing makes it a convenient choice for machinery using inch measurements.

The bearing’s tapered design distributes loads evenly, reducing wear. With a dynamic radial rating of 6100 lbf at 90 million revolutions, it offers dependable longevity.

Easy to install with standard tools, it’s a practical choice for maintenance teams. The steel cage keeps rollers aligned, preventing slippage during operation.

Compatible with standard lubrication methods, it’s user-friendly for routine upkeep. The bearing’s dimensions ensure a snug fit in most industrial applications.

Its robust construction handles high radial and thrust loads without compromising performance. The chrome steel components resist wear, extending the bearing’s lifespan.

Ideal for heavy-duty equipment, it combines strength with precision engineering. The open seal type allows for visual inspections and easy cleaning.

With a static radial load capacity of 26800 lbf, it’s built to withstand demanding conditions. The tapered rollers ensure smooth rotation under varying pressures.

A reliable choice for machinery requiring consistent performance over time. Its compliance with international standards guarantees quality and safety.

The bearing’s design minimizes friction, enhancing efficiency. Suitable for both radial and axial loads, it’s adaptable to diverse industrial needs.

Its straightforward installation and maintenance make it a favourite among engineers. The chrome steel construction ensures resistance to corrosion and wear.

Perfect for applications where durability and load capacity are critical. The bearing’s dimensions and tolerances ensure precise fit and function.

With a dynamic thrust rating of 3820 lbf, it handles axial loads with ease. The steel cage provides stability, keeping rollers in place during operation.

A cost-effective solution for heavy machinery, offering long-term reliability. Its open design facilitates easy access for lubrication and inspection.

The bearing’s tapered rollers distribute stress evenly, reducing wear. Ideal for systems requiring consistent performance under heavy loads.

Its compatibility with Timken models makes sourcing replacements hassle-free. The chrome steel components ensure durability in harsh environments.

Suitable for high-speed applications, it maintains performance without overheating. The bearing’s design allows for quick and easy maintenance.

A practical choice for industrial equipment, combining strength and precision. Its standard radial clearance ensures smooth operation in most conditions.

The bearing’s robust construction handles both radial and thrust loads effectively. With a temperature range of -30°C to 110°C, it’s versatile for various climates.

Easy to install and maintain, it’s a reliable component for any machinery. The steel cage ensures roller alignment, preventing premature wear.

Perfect for applications where load distribution is crucial. Its chrome steel rollers and rings provide long-lasting performance.

The bearing’s open design allows for easy lubrication and inspection. Suitable for gearboxes, conveyors, and other heavy-duty machinery.

With a dynamic radial load capacity of 23500 lbf, it’s built for demanding tasks. The tapered rollers ensure smooth operation under varying pressures.

A dependable choice for engineers seeking durability and performance. Its compliance with RoHS and REACH standards ensures environmental safety.

The bearing’s design minimizes friction, enhancing efficiency and lifespan. Ideal for applications requiring both radial and axial load support.

Its straightforward installation makes it a favourite among maintenance teams. The chrome steel construction resists wear and corrosion.

Perfect for industrial systems where reliability is paramount. The bearing’s dimensions ensure a precise fit in most machinery.

With a static radial load capacity of 26800 lbf, it’s designed for heavy-duty use. The tapered rollers provide stable performance under stress.

A cost-effective solution for machinery requiring long-term reliability. Its open seal type allows for easy maintenance and inspection.

The bearing’s robust construction handles high loads without compromising performance. Suitable for gearboxes, axles, and other industrial applications.

Its compatibility with Timken models simplifies replacement sourcing. The chrome steel components ensure durability in tough conditions.

Ideal for high-speed operations, it maintains efficiency under pressure. The steel cage keeps rollers aligned, ensuring smooth rotation.

A practical choice for engineers needing a balance of strength and precision. Its standard radial clearance ensures reliable performance.

The bearing’s tapered design distributes loads evenly, reducing wear. Perfect for systems requiring consistent operation under heavy loads.

Easy to install and maintain, it’s a reliable component for any industrial setup. The chrome steel rollers and rings offer long service life.

Suitable for applications where both radial and thrust loads are present. Its open design facilitates regular lubrication and checks.

With a dynamic thrust rating of 3820 lbf, it handles axial loads effectively. The bearing’s construction ensures stability during operation.

A dependable option for heavy machinery, combining durability and performance. Its compliance with international standards guarantees quality.

The bearing’s design minimizes friction, enhancing operational efficiency. Ideal for gearboxes, conveyors, and similar equipment.

Its straightforward installation makes it a preferred choice for maintenance. The chrome steel components resist wear and environmental damage.

Perfect for industrial applications requiring robust performance. The bearing’s dimensions and tolerances ensure a precise fit.

With a static radial load capacity of 26800 lbf, it’s built for demanding environments. The tapered rollers provide smooth rotation under load.

A cost-effective solution for machinery needing long-term reliability. Its open seal type allows for easy access during maintenance.

The bearing’s robust construction handles high radial and thrust loads efficiently. Suitable for a wide range of industrial uses.

Its compatibility with Timken models makes replacement straightforward. The chrome steel rollers and rings ensure longevity.

Ideal for high-speed applications, it maintains performance without issues. The steel cage keeps rollers in place, preventing misalignment.

A practical choice for engineers seeking a balance of strength and precision. Its standard radial clearance ensures smooth operation.

The bearing’s tapered design evenly distributes stress, reducing wear. Perfect for systems under constant heavy loads.

Easy to install and maintain, it’s a reliable component for any machinery. The chrome steel construction offers resistance to wear and corrosion.

Suitable for applications requiring both radial and axial load support. Its open design allows for regular lubrication and inspection.

With a dynamic radial load capacity of 23500 lbf, it’s designed for tough tasks. The tapered rollers ensure stable performance.

A dependable choice for industrial equipment, combining durability and efficiency. Its compliance with RoHS and REACH standards ensures safety.

The bearing’s design minimizes friction, enhancing lifespan and performance. Ideal for gearboxes, axles, and similar machinery.

Its straightforward installation makes it a favourite among maintenance teams. The chrome steel components provide long-lasting durability.

Perfect for heavy-duty applications where reliability is key. The bearing’s dimensions ensure a snug fit in most setups.

With a static radial load capacity of 26800 lbf, it’s built to withstand heavy use. The tapered rollers offer smooth operation under pressure.

A cost-effective solution for machinery requiring dependable performance. Its open seal type facilitates easy maintenance.

The bearing’s robust construction handles high loads without faltering. Suitable for a variety of industrial applications.

Its compatibility with Timken models simplifies the replacement process. The chrome steel rollers and rings ensure endurance.

Ideal for high-speed operations, it maintains efficiency under stress. The steel cage aligns rollers, preventing slippage.

A practical choice for engineers needing strength and precision. Its standard radial clearance guarantees reliable function.

The bearing’s tapered design distributes loads evenly, minimizing wear. Perfect for systems under continuous heavy loads.

Easy to install and maintain, it’s a trustworthy component for any industrial machine. The chrome steel construction resists wear.

Suitable for applications where both radial and thrust loads are present. Its open design allows for easy lubrication.

With a dynamic thrust rating of 3820 lbf, it handles axial loads with ease. The bearing’s structure ensures stable performance.

A reliable option for heavy machinery, offering durability and efficiency. Its compliance with international standards ensures quality.

The bearing’s design reduces friction, improving operational life. Ideal for gearboxes, conveyors, and similar equipment.

Its straightforward installation makes it a preferred choice for maintenance. The chrome steel components withstand harsh conditions.

Perfect for industrial applications requiring robust and long-lasting performance. The bearing’s dimensions ensure a precise fit.

With a static radial load capacity of 26800 lbf, it’s designed for demanding tasks. The tapered rollers provide smooth rotation.

A cost-effective solution for machinery needing reliable operation. Its open seal type allows for easy inspection.

The bearing’s robust construction handles high radial and thrust loads effectively. Suitable for a wide range of uses.

Its compatibility with Timken models makes sourcing replacements simple. The chrome steel rollers and rings ensure durability.

Ideal for high-speed applications, it maintains performance under load. The steel cage keeps rollers aligned, ensuring smooth operation.

A practical choice for engineers seeking a balance of strength and precision. Its standard radial clearance ensures reliable performance.

The bearing’s tapered design distributes stress evenly, reducing wear. Perfect for systems under constant heavy loads.

Easy to install and maintain, it’s a dependable component for any industrial setup. The chrome steel construction offers longevity.

Suitable for applications requiring both radial and axial load support. Its open design facilitates regular maintenance.

With a dynamic radial load capacity of 23500 lbf, it’s built for tough conditions. The tapered rollers ensure stable function.

A trustworthy choice for industrial equipment, combining durability and performance. Its compliance with RoHS and REACH standards guarantees safety.

The bearing’s design minimizes friction, enhancing efficiency and lifespan. Ideal for gearboxes, axles, and similar machinery.

Its straightforward installation makes it a favourite among maintenance teams. The chrome steel components resist wear and corrosion.

Perfect for heavy-duty applications where reliability is essential. The bearing’s dimensions ensure a precise fit.

With a static radial load capacity of 26800 lbf, it’s designed to handle heavy use. The tapered rollers provide smooth operation.

A cost-effective solution for machinery requiring long-term dependability. Its open seal type allows for easy access.

The bearing’s robust construction handles high loads without issue. Suitable for various industrial applications.

Its compatibility with Timken models simplifies the replacement process. The chrome steel rollers and rings ensure endurance.

Ideal for high-speed operations, it maintains efficiency under pressure. The steel cage aligns rollers, preventing misalignment.

A practical choice for engineers needing strength and precision. Its standard radial clearance ensures smooth performance.

The bearing’s tapered design distributes loads evenly, reducing wear. Perfect for systems under continuous heavy loads.

Easy to install and maintain, it’s a reliable component for any industrial machine. The chrome steel construction offers durability.

Suitable for applications where both radial and thrust loads are present. Its open design allows for regular lubrication.

With a dynamic thrust rating of 3820 lbf, it handles axial loads effectively. The bearing’s structure ensures stable operation.

A dependable option for heavy machinery, combining durability and efficiency. Its compliance with international standards ensures quality.

The bearing’s design reduces friction, improving operational life. Ideal for gearboxes, conveyors, and similar equipment.

Its straightforward installation makes it a preferred choice for maintenance. The chrome steel components withstand tough conditions.

Perfect for industrial applications requiring robust and long-lasting performance. The bearing’s dimensions ensure a snug fit.

With a static radial load capacity of 26800 lbf, it’s built for demanding environments. The tapered rollers offer smooth rotation.

A cost-effective solution for machinery needing reliable performance. Its open seal type facilitates easy maintenance.

The bearing’s robust construction handles high radial and thrust loads efficiently. Suitable for a variety of industrial uses.

Its compatibility with Timken models makes replacement straightforward. The chrome steel rollers and rings ensure longevity.

Ideal for high-speed applications, it maintains performance without overheating. The steel cage keeps rollers in place.

A practical choice for engineers seeking a balance of strength and precision. Its standard radial clearance guarantees reliable function.

The bearing’s tapered design distributes stress evenly, minimizing wear. Perfect for systems under constant heavy loads.

Easy to install and maintain, it’s a trustworthy component for any industrial setup. The chrome steel construction resists wear.

Suitable for applications requiring both radial and axial load support. Its open design allows for easy lubrication.

With a dynamic radial load capacity of 23500 lbf, it’s designed for tough tasks. The tapered rollers ensure stable performance.

A reliable choice for industrial equipment, combining durability and efficiency. Its compliance with RoHS and REACH standards ensures safety.

The bearing’s design minimizes friction, enhancing lifespan and performance. Ideal for gearboxes, axles, and similar machinery.

Its straightforward installation makes it a favourite among maintenance teams. The chrome steel components provide long-lasting durability.

Perfect for heavy-duty applications where reliability is key. The bearing’s dimensions ensure a precise fit.

With a static radial load capacity of 26800 lbf, it’s built to withstand heavy use. The tapered rollers offer smooth operation.

A cost-effective solution for machinery requiring dependable performance. Its open seal type allows for easy inspection.

The bearing’s robust construction handles high loads without faltering. Suitable for a wide range of industrial applications.

Its compatibility with Timken models simplifies the replacement process. The chrome steel rollers and rings ensure endurance.

Ideal for high-speed operations, it maintains efficiency under stress. The steel cage aligns rollers, preventing slippage.

A practical choice for engineers needing strength and precision. Its standard radial clearance ensures reliable performance.

The bearing’s tapered design distributes loads evenly, reducing wear. Perfect for systems under continuous heavy loads.

Easy to install and maintain, it’s a dependable component for any industrial machine. The chrome steel construction offers longevity.

Suitable for applications where both radial and thrust loads are present. Its open design facilitates regular maintenance.

With a dynamic thrust rating of 3820 lbf, it handles axial loads with ease. The bearing’s structure ensures stable function.

A trustworthy option for heavy machinery, offering durability and efficiency. Its compliance with international standards guarantees quality.

The bearing’s design reduces friction, improving operational life. Ideal for gearboxes, conveyors, and similar equipment.

Its straightforward installation makes it a preferred choice for maintenance. The chrome steel components withstand harsh conditions.

Perfect for industrial applications requiring robust and long-lasting performance. The bearing’s dimensions ensure a snug fit.

With a static radial load capacity of 26800 lbf, it’s designed for demanding tasks. The tapered rollers provide smooth rotation.

A cost-effective solution for machinery needing reliable operation. Its open seal type allows for easy access.

The bearing’s robust construction handles high radial and thrust loads effectively. Suitable for various industrial uses.

Its compatibility with Timken models makes sourcing replacements simple. The chrome steel rollers and rings ensure durability.

Ideal for high-speed applications, it maintains performance under load. The steel cage keeps rollers aligned, ensuring smooth operation.

A practical choice for engineers seeking a balance of strength and precision. Its standard radial clearance ensures reliable function.

The bearing’s tapered design distributes stress evenly, reducing wear. Perfect for systems under constant heavy loads.

Easy to install and maintain, it’s a reliable component for any industrial setup. The chrome steel construction offers durability.

Suitable for applications requiring both radial and axial load support. Its open design allows for regular lubrication.

With a dynamic radial load capacity of 23500 lbf, it’s built for tough conditions. The tapered rollers ensure stable performance.

A dependable choice for industrial equipment, combining durability and performance. Its compliance with RoHS and REACH standards guarantees safety.

The bearing’s design minimizes friction, enhancing efficiency and lifespan. Ideal for gearboxes, axles, and similar machinery.

Its straightforward installation makes it a favourite among maintenance teams. The chrome steel components resist wear and corrosion.

Perfect for heavy-duty applications where reliability is essential. The bearing’s dimensions ensure a precise fit.

With a static radial load capacity of 26800 lbf, it’s designed to handle heavy use. The tapered rollers provide smooth operation.

A cost-effective solution for machinery requiring long-term dependability. Its open seal type facilitates easy maintenance.

The bearing’s robust construction handles high loads without issue. Suitable for various industrial applications.

Its compatibility with Timken models simplifies the replacement process. The chrome steel rollers and rings ensure endurance.

Ideal for high-speed operations, it maintains efficiency under pressure. The steel cage aligns rollers, preventing misalignment.

A practical choice for engineers needing strength and precision. Its standard radial clearance ensures smooth performance.

The bearing’s tapered design distributes loads evenly, reducing wear. Perfect for systems under continuous heavy loads.

Easy to install and maintain, it’s a trustworthy component for any industrial machine. The chrome steel construction offers longevity.

Suitable for applications where both radial and thrust loads are present. Its open design allows for easy lubrication.

With a dynamic thrust rating of 3820 lbf, it handles axial loads effectively. The bearing’s structure ensures stable operation.

A reliable option for heavy machinery, combining durability and efficiency. Its compliance with international standards ensures quality.

The bearing’s design reduces friction, improving operational life. Ideal for gearboxes, conveyors, and similar equipment.

Its straightforward installation makes it a preferred choice for maintenance. The chrome steel components withstand tough conditions.

Perfect for industrial applications requiring robust and long-lasting performance. The bearing’s dimensions ensure a snug fit.

With a static radial load capacity of 26800 lbf, it’s built for demanding environments. The tapered rollers offer smooth rotation.

A cost-effective solution for machinery needing reliable performance. Its open seal type allows for easy inspection.

The bearing’s robust construction handles high radial and thrust loads efficiently. Suitable for a variety of industrial uses.

Its compatibility with Timken models makes replacement straightforward. The chrome steel rollers and rings ensure longevity.

Ideal for high-speed applications, it maintains performance without overheating. The steel cage keeps rollers in place.

A practical choice for engineers seeking a balance of strength and precision. Its standard radial clearance guarantees reliable function.

The bearing’s tapered design distributes stress evenly, minimizing wear. Perfect for systems under constant heavy loads.

Easy to install and maintain, it’s a dependable component for any

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Product Parameters

  • Part Number 3478-3426
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 3.123" x 1.1563"
  • Bore Dia 1.375"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.71"
  • Cone Backface Backing Diameter 1.97"
  • 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 3478
  • 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

How Is 3478-3426 Bearing Engineered for Reliability?

3478-3426 Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, making it suitable for demanding industrial applications.

The tapered roller design distributes loads evenly, reducing stress and extending service life.
With a standard radial clearance, it offers reliable performance in various operating conditions.

3478-3426 Bearing operates within a temperature range of -30° to 110°C, maintaining stability in diverse environments.
The steel cage keeps rollers aligned, ensuring smooth operation and reduced wear over time.

Application

Industrial Uses of 3478-3426 Bearing
The 3478-3426 Bearing is a reliable choice for heavy machinery, such as construction equipment and agricultural gear, where combined radial and thrust loads are common. Its tapered roller design ensures smooth operation even under demanding conditions.

In automotive applications, 3478-3426 Bearing fits well in wheel hubs and differential systems, thanks to its robust chrome steel construction. The inch sizing makes it compatible with many American-made vehicles.

For industrial conveyor systems, 3478-3426 Bearing’s open design allows for easy lubrication, extending its service life in high-load environments. The steel cage adds durability, making it suitable for continuous operation.

Where Is 3478-3426 Bearing Used?
You’ll often find 3478-3426 Bearing in mining equipment, where its ability to handle heavy loads and resist wear is crucial. The tapered rollers distribute stress evenly, reducing downtime.

In manufacturing plants, 3478-3426 Bearing supports machinery like presses and gearboxes, ensuring reliable performance. Its standard radial clearance makes it versatile for various industrial settings.

Built for Heavy-Duty Use: 3478-3426 Bearing
3478-3426 Bearing excels in applications like forestry machinery, where it withstands harsh conditions and heavy loads. The chrome steel rollers provide long-lasting performance.

For railroad applications, 3478-3426 Bearing’s durability and load capacity make it ideal for axle boxes. Its ABEC-1 rating ensures consistent precision even in rough environments.

Automotive vs Aerospace: Applications of 3478-3426 Bearing
In automotive systems, 3478-3426 Bearing is commonly used in drivetrains, offering reliable performance under combined loads. Its inch sizing simplifies integration with existing designs.

While not typically used in aerospace, 3478-3426 Bearing’s robustness makes it suitable for ground support equipment. The temperature range ensures reliability in varying conditions.

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