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TS (Single Row Tapered Roller Bearings) (Imperial) 3781-3726
TS (Single Row Tapered Roller Bearings) (Imperial) 3781-3726

TS (Single Row Tapered Roller Bearings) (Imperial) 3781-3726

The 3781-3726 is a single-row tapered roller bearing with a 1.9375″ bore and 3.75″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 27500 lbf radially and 4120 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 just 2lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s safe for diverse environments.

The standard radial clearance and ABEC-1 rating make it a practical choice for general engineering needs. Its tapered roller design provides stability and efficient load distribution.

Perfect for scenarios requiring durability and ease of maintenance, such as conveyor systems or wheel hubs. The precise tolerances ensure a snug fit and reliable performance.

With its chrome steel construction, it resists wear and extends service life. The bearing’s design allows for straightforward installation and alignment.

Suitable for both radial and thrust loads, it’s a flexible solution for demanding conditions. The clearances and backing diameters are optimised for smooth operation.

A dependable choice for maintenance teams and engineers alike, balancing strength and practicality. Its compatibility with Timken parts simplifies sourcing and replacements.

The lubrication requirement ensures long-term performance with regular upkeep. The bearing’s dimensions and weight make it easy to handle during installation.

Ideal for heavy-duty applications where reliability and interchangeability are key. Its construction and materials meet industry standards for quality and safety.

The tapered rollers distribute loads evenly, reducing stress on components. The open seal type facilitates inspection and maintenance without disassembly.

A solid option for equipment subjected to varying loads and temperatures. Its design and tolerances cater to precise engineering requirements.

The bearing’s effective center location enhances stability in dynamic conditions. The steel cage maintains roller alignment, preventing premature wear.

Suitable for use in gearboxes, axles, or other high-load environments. Its compliance with environmental regulations ensures broad applicability.

The combination of dynamic and static load ratings makes it adaptable to different operational demands. The bearing’s construction supports efficient power transmission.

A practical solution for both new installations and replacement projects. Its performance and durability make it a cost-effective choice over time.

The standard radial clearance offers a balance between fit and flexibility. The bearing’s materials and design contribute to its long service life.

Ideal for applications requiring consistent performance under combined loads. Its interchangeability with Timken products adds to its versatility.

The lubrication requirement ensures optimal performance with routine maintenance. The bearing’s weight and dimensions are well-suited for industrial use.

A reliable component for systems where load distribution and durability are critical. Its tapered roller design enhances efficiency and reduces friction.

The open seal type allows for easy access during servicing. The bearing’s temperature range accommodates various operating conditions.

A sturdy and efficient choice for machinery subjected to heavy loads. Its compliance with RoHS and REACH standards underscores its safety and quality.

The bearing’s dynamic ratings reflect its capability to handle demanding applications. Its design ensures stability and longevity in rigorous environments.

Perfect for engineers and technicians seeking a dependable tapered roller bearing. The combination of strength and precision makes it a valuable component.

The bearing’s materials and construction are tailored for high-performance scenarios. Its interchangeability simplifies inventory management for maintenance teams.

A robust solution for equipment that experiences both radial and thrust loads. The open design facilitates inspection and upkeep.

The bearing’s tolerances and clearances are optimised for reliable operation. Its weight and size make it practical for a range of industrial uses.

Suitable for applications where durability and ease of maintenance are priorities. The tapered rollers ensure efficient load handling and reduced wear.

A versatile bearing choice for diverse mechanical systems. Its compliance with environmental standards ensures safe and sustainable use.

The dynamic and static load ratings highlight its suitability for heavy-duty tasks. The bearing’s design promotes smooth and efficient performance.

An excellent option for replacement or new installations in demanding environments. Its materials and construction deliver long-term reliability.

The bearing’s open seal type allows for straightforward maintenance procedures. Its temperature range ensures performance in various climatic conditions.

Ideal for use in systems where combined loads and durability are key concerns. The tapered roller design enhances load distribution and reduces friction.

A dependable choice for engineers and maintenance professionals alike. Its interchangeability with Timken products adds to its practical appeal.

The lubrication requirement supports sustained performance with regular care. The bearing’s dimensions and weight facilitate easy handling and installation.

Perfect for applications requiring a balance of strength and precision. Its compliance with industry standards guarantees quality and safety.

The bearing’s dynamic ratings demonstrate its capability in challenging conditions. Its design ensures stability and efficiency under load.

A practical solution for both radial and thrust load scenarios. The open seal type simplifies inspection and servicing.

The bearing’s materials and construction are designed for longevity and reliability. Its tapered rollers provide even load distribution and reduced wear.

Suitable for use in a variety of industrial and automotive applications. Its compliance with RoHS and REACH standards ensures environmental safety.

A robust and efficient bearing choice for demanding mechanical systems. Its interchangeability with Timken parts enhances its versatility.

The bearing’s performance and durability make it a cost-effective option over time. Its design supports easy maintenance and long service life.

Ideal for equipment subjected to varying loads and operational stresses. The tapered roller construction ensures smooth and reliable performance.

A solid component for engineers and technicians focused on quality and efficiency. Its materials and tolerances meet rigorous industry requirements.

The bearing’s open design allows for hassle-free lubrication and inspection. Its temperature range accommodates diverse working environments.

A reliable choice for heavy-duty applications where combined loads are present. The tapered rollers enhance stability and load handling.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its robust performance.

Perfect for systems requiring durability and ease of maintenance. The open seal type facilitates quick checks and servicing.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction deliver consistent reliability.

The bearing’s weight and dimensions make it practical for various industrial uses. Its tapered roller design promotes efficient power transmission.

Suitable for applications where load distribution and longevity are critical. The bearing’s interchangeability simplifies sourcing and inventory management.

A dependable option for engineers and maintenance teams seeking quality and performance. Its design ensures stability and reduced friction.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees safety and quality.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide even stress distribution and enhanced durability.

A robust and versatile bearing choice for demanding mechanical systems. Its open seal type allows for easy access during maintenance.

The bearing’s temperature range ensures reliable performance in various conditions. Its materials and construction are tailored for long service life.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load handling.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and versatility.

The bearing’s dynamic and static ratings highlight its suitability for heavy-duty tasks. Its design promotes smooth and stable operation.

An excellent option for replacement or new installations in challenging environments. Its materials and construction ensure durability and reliability.

The bearing’s open seal type simplifies inspection and upkeep procedures. Its temperature range accommodates diverse operational conditions.

Ideal for systems where combined loads and durability are key considerations. The tapered rollers ensure efficient load distribution and reduced wear.

A dependable choice for engineers and maintenance professionals. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular maintenance. Its dimensions and weight make it easy to handle and install.

Perfect for applications requiring robustness and precision. The tapered roller construction delivers smooth and reliable operation.

A solid component for demanding mechanical systems. Its materials and tolerances meet rigorous performance requirements.

The bearing’s open design allows for straightforward lubrication and inspection. Its temperature range ensures adaptability to various climates.

A reliable option for heavy-duty applications with combined loads. The tapered rollers enhance stability and load handling efficiency.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its capability.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction provide long-term reliability.

The bearing’s weight and dimensions are well-suited for industrial applications. Its tapered roller design promotes even load distribution.

Suitable for scenarios where durability and ease of maintenance are priorities. The bearing’s interchangeability simplifies sourcing and inventory.

A dependable choice for engineers and technicians focused on performance. Its design ensures stability and reduced friction under load.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees quality and safety.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide efficient stress distribution and longevity.

A robust and versatile bearing option for demanding mechanical systems. Its open seal type allows for easy maintenance access.

The bearing’s temperature range ensures reliable performance in diverse conditions. Its materials and construction are designed for durability.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load management.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and adaptability.

The bearing’s dynamic and static ratings demonstrate its capability in challenging tasks. Its design ensures smooth and stable performance.

An excellent choice for replacement or new installations in tough environments. Its materials and construction deliver consistent reliability.

The bearing’s open seal type simplifies inspection and maintenance procedures. Its temperature range accommodates various operational settings.

Ideal for systems where combined loads and durability are essential. The tapered rollers ensure effective load distribution and reduced wear.

A dependable option for engineers and maintenance teams. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular upkeep. Its dimensions and weight facilitate easy handling.

Perfect for applications requiring robustness and precision. The tapered roller construction provides smooth and reliable operation.

A solid component for demanding mechanical systems. Its materials and tolerances meet high-performance requirements.

The bearing’s open design allows for hassle-free lubrication and inspection. Its temperature range ensures adaptability to different climates.

A reliable choice for heavy-duty applications with combined loads. The tapered rollers enhance stability and efficient load handling.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its robust nature.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction offer long-term reliability.

The bearing’s weight and dimensions are practical for various industrial uses. Its tapered roller design promotes even stress distribution.

Suitable for scenarios where durability and ease of maintenance are key. The bearing’s interchangeability simplifies sourcing and inventory management.

A dependable option for engineers and technicians focused on performance. Its design ensures stability and reduced friction under load.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees quality and safety.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide efficient load distribution and longevity.

A robust and versatile bearing choice for demanding mechanical systems. Its open seal type allows for easy maintenance access.

The bearing’s temperature range ensures reliable performance in diverse conditions. Its materials and construction are tailored for durability.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load management.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and versatility.

The bearing’s dynamic and static ratings highlight its suitability for heavy-duty tasks. Its design promotes smooth and stable operation.

An excellent option for replacement or new installations in challenging environments. Its materials and construction ensure durability and reliability.

The bearing’s open seal type simplifies inspection and upkeep procedures. Its temperature range accommodates diverse operational conditions.

Ideal for systems where combined loads and durability are key considerations. The tapered rollers ensure efficient load distribution and reduced wear.

A dependable choice for engineers and maintenance professionals. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular maintenance. Its dimensions and weight make it easy to handle and install.

Perfect for applications requiring robustness and precision. The tapered roller construction delivers smooth and reliable operation.

A solid component for demanding mechanical systems. Its materials and tolerances meet rigorous performance requirements.

The bearing’s open design allows for straightforward lubrication and inspection. Its temperature range ensures adaptability to various climates.

A reliable option for heavy-duty applications with combined loads. The tapered rollers enhance stability and load handling efficiency.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its capability.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction provide long-term reliability.

The bearing’s weight and dimensions are well-suited for industrial applications. Its tapered roller design promotes even load distribution.

Suitable for scenarios where durability and ease of maintenance are priorities. The bearing’s interchangeability simplifies sourcing and inventory.

A dependable choice for engineers and technicians focused on performance. Its design ensures stability and reduced friction under load.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees quality and safety.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide efficient stress distribution and longevity.

A robust and versatile bearing option for demanding mechanical systems. Its open seal type allows for easy maintenance access.

The bearing’s temperature range ensures reliable performance in diverse conditions. Its materials and construction are designed for durability.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load management.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and adaptability.

The bearing’s dynamic and static ratings demonstrate its capability in challenging tasks. Its design ensures smooth and stable performance.

An excellent choice for replacement or new installations in tough environments. Its materials and construction deliver consistent reliability.

The bearing’s open seal type simplifies inspection and maintenance procedures. Its temperature range accommodates various operational settings.

Ideal for systems where combined loads and durability are essential. The tapered rollers ensure effective load distribution and reduced wear.

A dependable option for engineers and maintenance teams. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular upkeep. Its dimensions and weight facilitate easy handling.

Perfect for applications requiring robustness and precision. The tapered roller construction provides smooth and reliable operation.

A solid component for demanding mechanical systems. Its materials and tolerances meet high-performance requirements.

The bearing’s open design allows for hassle-free lubrication and inspection. Its temperature range ensures adaptability to different climates.

A reliable choice for heavy-duty applications with combined loads. The tapered rollers enhance stability and efficient load handling.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its robust nature.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction offer long-term reliability.

The bearing’s weight and dimensions are practical for various industrial uses. Its tapered roller design promotes even stress distribution.

Suitable for scenarios where durability and ease of maintenance are key. The bearing’s interchangeability simplifies sourcing and inventory management.

A dependable option for engineers and technicians focused on performance. Its design ensures stability and reduced friction under load.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees quality and safety.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide efficient load distribution and longevity.

A robust and versatile bearing choice for demanding mechanical systems. Its open seal type allows for easy maintenance access.

The bearing’s temperature range ensures reliable performance in diverse conditions. Its materials and construction are tailored for durability.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load management.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and versatility.

The bearing’s dynamic and static ratings highlight its suitability for heavy-duty tasks. Its design promotes smooth and stable operation.

An excellent option for replacement or new installations in challenging environments. Its materials and construction ensure durability and reliability.

The bearing’s open seal type simplifies inspection and upkeep procedures. Its temperature range accommodates diverse operational conditions.

Ideal for systems where combined loads and durability are key considerations. The tapered rollers ensure efficient load distribution and reduced wear.

A dependable choice for engineers and maintenance professionals. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular maintenance. Its dimensions and weight make it easy to handle and install.

Perfect for applications requiring robustness and precision. The tapered roller construction delivers smooth and reliable operation.

A solid component for demanding mechanical systems. Its materials and tolerances meet rigorous performance requirements.

The bearing’s open design allows for straightforward lubrication and inspection. Its temperature range ensures adaptability to various climates.

A reliable option for heavy-duty applications with combined loads. The tapered rollers enhance stability and load handling efficiency.

The bearing’s compliance with environmental regulations ensures safe and sustainable use. Its dynamic and static ratings reflect its capability.

An excellent bearing solution for both new projects and replacement needs. Its materials and construction provide long-term reliability.

The bearing’s weight and dimensions are well-suited for industrial applications. Its tapered roller design promotes even load distribution.

Suitable for scenarios where durability and ease of maintenance are priorities. The bearing’s interchangeability simplifies sourcing and inventory.

A dependable choice for engineers and technicians focused on performance. Its design ensures stability and reduced friction under load.

The bearing’s lubrication requirement supports optimal operation with routine care. Its compliance with standards guarantees quality and safety.

Ideal for use in gearboxes, axles, and other high-load environments. The tapered rollers provide efficient stress distribution and longevity.

A robust and versatile bearing option for demanding mechanical systems. Its open seal type allows for easy maintenance access.

The bearing’s temperature range ensures reliable performance in diverse conditions. Its materials and construction are designed for durability.

Perfect for applications requiring a balance of strength and precision. The tapered roller design enhances efficiency and load management.

A practical solution for both radial and thrust load scenarios. The bearing’s interchangeability adds to its convenience and adaptability.

The bearing’s dynamic and static ratings demonstrate its capability in challenging tasks. Its design ensures smooth and stable performance.

An excellent choice for replacement or new installations in tough environments. Its materials and construction deliver consistent reliability.

The bearing’s open seal type simplifies inspection and maintenance procedures. Its temperature range accommodates various operational settings.

Ideal for systems where combined loads and durability are essential. The tapered rollers ensure effective load distribution and reduced wear.

A dependable option for engineers and maintenance teams. Its compliance with industry standards guarantees quality and safety.

The bearing’s lubrication requirement supports sustained performance with regular upkeep. Its dimensions and weight facilitate easy handling.

Perfect for applications

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Product Parameters

  • Part Number 3781-3726
  • Brand TFL
  • Interchangeable Timken
  • Size 1.9375" x 3.75" x 1.1876"
  • Bore Dia 1.9375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.193"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.2"
  • Cone Backface Backing Diameter 2.44"
  • Cup Frontface Backing Diameter 3.54"
  • Cup Backface Backing Diameter 3.27"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3781
  • Cup Part Number 3726
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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 2 lb

Features

Engineered for Precision: 3781-3726 Bearing

3781-3726 Bearing features a single row tapered roller design, ideal for handling combined loads with ease.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.

The dynamic radial load capacity of 27500 lbf makes 3781-3726 Bearing suitable for heavy-duty tasks.
With a standard radial clearance, it offers reliable performance across various operating conditions.

3781-3726 Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its open design simplifies lubrication, ensuring smooth operation and extended service life.

Application

Industrial Uses of 3781-3726 Bearing
3781-3726 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 3781-3726 Bearing Used?
You’ll often find 3781-3726 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for vehicles requiring precise load distribution.

Built for Heavy-Duty Use: 3781-3726 Bearing
3781-3726 Bearing excels in industrial settings like conveyor systems and gearboxes, thanks to its robust steel cage and tapered rollers. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3781-3726 Bearing
In automotive systems, 3781-3726 Bearing supports wheel assemblies, while in aerospace, it’s used in auxiliary gearboxes. Its ABEC-1 rating ensures consistent performance across different industries.

Key Fields for 3781-3726 Bearing
3781-3726 Bearing is ideal for mining equipment, where its dynamic radial load capacity handles harsh conditions. The standard radial clearance option also makes it versatile for various setups.

Q&A

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