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TS (Single Row Tapered Roller Bearings) (Imperial) 3780V-3720

TS (Single Row Tapered Roller Bearings) (Imperial) 3780V-3720

The 3780V-3720 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 32500 lbf radially and 4890 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 1.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

The standard radial clearance and ABEC-1 rating ensure consistent performance. Its tapered roller design provides efficient load distribution, reducing wear over time.

Perfect for applications requiring precise alignment and long service life, such as gearboxes or wheel hubs. The chrome steel construction resists wear, even in demanding conditions.

Easy to install and maintain, this bearing is a practical solution for both new builds and replacements. Its dimensions and tolerances make it a dependable fit for imperial-sized systems.

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Product Parameters

  • Part Number 3780V-3720
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.6718" x 1.1876"
  • 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 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.52"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.23"
  • 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 3780V
  • Cup Part Number 3720
  • 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 32500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8440 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4890 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 3780V-3720 Bearing

3780V-3720 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 32,500 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

3780V-3720 Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance makes it versatile for different industrial needs.

Application

Industrial Uses of 3780V-3720 Bearing
The 3780V-3720 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.

Where Is 3780V-3720 Bearing Used?
You’ll often find 3780V-3720 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its imperial sizing makes it a reliable choice for North American vehicle models.

Built for Heavy-Duty Use: 3780V-3720 Bearing
In conveyor systems and industrial gearboxes, 3780V-3720 Bearing provides stable performance under high radial and thrust loads. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3780V-3720 Bearing
While 3780V-3720 Bearing excels in automotive drivetrains, it’s also suitable for aerospace landing gear components. Its ABEC-1 rating ensures consistent precision in both fields.

Perfect Fit for Automation: 3780V-3720 Bearing
In robotic arms and automated assembly lines, 3780V-3720 Bearing offers smooth rotation and reliable load handling. The steel cage adds extra strength for high-cycle applications.

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