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TS (Single Row Tapered Roller Bearings) (Imperial) 2780-2731

TS (Single Row Tapered Roller Bearings) (Imperial) 2780-2731

The 2780-2731 is a single-row tapered roller bearing with a 1.44″ bore and 3.13″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 19500 lbf radially and 2630 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 machinery like gearboxes or axles where combined loads are common.

Weighing 1.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use.

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Product Parameters

  • Part Number 2780-2731
  • Brand TFL
  • Interchangeable Timken
  • Size 1.4365" x 3.125" x 0.9375"
  • Bore Dia 1.4365"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.01"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.67"
  • Cone Backface Backing Diameter 1.75"
  • Cup Frontface Backing Diameter 2.87"
  • Cup Backface Backing Diameter 2.64"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 2780
  • Cup Part Number 2731
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 2700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 19500 lbf
  • Static Radial Load 23000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5060 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2630 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 1.3 lb

Features

Engineered for Reliability: 2780-2731 Bearing

2780-2731 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19,500 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Does 2780-2731 Bearing Resist Wear?

2780-2731 Bearing’s tapered roller design distributes loads evenly, minimising wear over time.
The chrome steel construction enhances durability, even under heavy radial or thrust loads.
Its standard radial clearance options allow for flexibility in different applications.
Regular lubrication ensures smooth operation and prolonged service life.

Structural Advantages of 2780-2731 Bearing

2780-2731 Bearing features a single-row construction, providing stability and load-bearing efficiency.
The precise cone and cup dimensions ensure proper alignment during installation.
With an ABEC-1 rating, it balances performance and affordability for general industrial use.
The open design allows for easy lubrication and maintenance when required.

Application

Industrial Uses of 2780-2731 Bearing
2780-2731 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

What Makes 2780-2731 Bearing a Preferred Choice?
In automotive applications, 2780-2731 Bearing fits well in wheel hubs and differentials, thanks to its precise inch sizing and robust load capacity. Its open design simplifies lubrication, extending service life.

Built for Heavy-Duty Use: 2780-2731 Bearing
For industrial conveyors, 2780-2731 Bearing’s single-row tapered rollers provide reliable performance under radial and thrust loads. The steel cage adds strength, making it suitable for high-stress operations.

Automotive vs Aerospace: Applications of 2780-2731 Bearing
In automotive systems, 2780-2731 Bearing supports wheel assemblies, while in aerospace, its precision suits auxiliary gearboxes. The ABEC-1 rating ensures consistent performance across both sectors.

Where Is 2780-2731 Bearing Used?
You’ll find 2780-2731 Bearing in agricultural machinery, where its combined load handling and easy maintenance are valued. The standard radial clearance adapts well to varying operational conditions.

Q&A

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