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TS (Single Row Tapered Roller Bearings) (Imperial) 3780-3730

TS (Single Row Tapered Roller Bearings) (Imperial) 3780-3730

The 3780-3730 is a single-row tapered roller bearing with a 2″ bore and 3.6718″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 27500 lbf radially and 4120 lbf in 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 1.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

The standard radial clearance can be adjusted to C3, C4, or C5 for specific needs. Its ABEC-1 rating ensures consistent performance in precision applications.

Perfect for scenarios requiring durability and load versatility, such as conveyor systems or heavy-duty equipment. The tapered roller design provides efficient load distribution for long-lasting use.

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Product Parameters

  • Part Number 3780-3730
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.6718" x 1.1875"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6718"
  • 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 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.52"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.31"
  • 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 3780
  • Cup Part Number 3730
  • 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 1.900 lb

Features

Performance Features of 3780-3730 Bearing

3780-3730 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

3780-3730 Bearing’s standard radial clearance allows for smooth operation and easy installation.
Its tapered roller design efficiently handles both radial and thrust loads.

Application

Industrial Uses of 3780-3730 Bearing
The 3780-3730 Bearing is widely used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 3780-3730 Bearing is commonly found in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it a convenient choice for vehicles using imperial measurements.

For industrial conveyor systems, 3780-3730 Bearing offers smooth operation and easy maintenance due to its open design. The steel cage adds strength, making it suitable for high-load scenarios.

Where Is 3780-3730 Bearing Used?
You’ll often spot 3780-3730 Bearing in mining equipment, where its ability to handle radial and thrust loads is crucial. The standard radial clearance allows for flexibility in different operating conditions.

In power transmission systems, 3780-3730 Bearing supports shafts and gears, ensuring efficient energy transfer. Its compatibility with Timken models makes it a versatile replacement option.

Built for Heavy-Duty Use: 3780-3730 Bearing
The 3780-3730 Bearing excels in applications like forklifts and cranes, where its robust design withstands intense stress. The chrome steel rollers enhance wear resistance, extending service life.

For railway applications, 3780-3730 Bearing provides stability and reliability in axle boxes. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

Automotive vs Aerospace: Applications of 3780-3730 Bearing
In automotive settings, 3780-3730 Bearing is ideal for drivetrain components, balancing load capacity and compact sizing. The imperial measurements simplify integration into existing designs.

For aerospace ground equipment, 3780-3730 Bearing handles heavy loads in tow tractors and loading systems. Its temperature range suits both indoor and outdoor operations.

Q&A

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