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TS (Single Row Tapered Roller Bearings) (Imperial) 2777-2731

TS (Single Row Tapered Roller Bearings) (Imperial) 2777-2731

The 2777-2731 is a single-row tapered roller bearing with a 1.5″ bore and 3.125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 19500 lbf radially and 2630 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for use in heavy machinery or automotive systems where combined loads are common.

Weighing 1.2 lb, it offers a robust yet manageable size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 2777-2731
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.125" x 0.9361"
  • Bore Dia 1.5"
  • 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 0.9361"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.220"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.71"
  • Cone Backface Backing Diameter 2.13"
  • 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 2777
  • 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 1.2 lb

Features

Performance Features of 2777-2731 Bearing

2777-2731 Bearing is crafted with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 19,500 lbf, ensuring reliable performance in various applications.

The steel cage maintains roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

2777-2731 Bearing’s standard radial clearance options provide flexibility for different operational needs.
Its ABEC-1 rating ensures consistent precision for industrial use.

Application

Industrial Uses of 2777-2731 Bearing
The 2777-2731 Bearing is widely used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 2777-2731 Bearing Used?
You’ll often find the 2777-2731 Bearing in automotive applications like truck wheel hubs, where its robust design supports both radial and thrust loads. The inch sizing makes it a convenient choice for North American vehicles.

Built for Heavy-Duty Use: 2777-2731 Bearing
In industrial settings, the 2777-2731 Bearing excels in conveyor systems and gearboxes, thanks to its high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 2777-2731 Bearing
While the 2777-2731 Bearing is common in automotive wheel assemblies, its precision also suits aerospace landing gear components. The steel cage provides stability under varying temperatures and loads.

Perfect Fit for Automation: 2777-2731 Bearing
The 2777-2731 Bearing works well in automated machinery, such as robotic arms, where smooth rotation is essential. Its standard radial clearance ensures reliable performance in repetitive motion tasks.

Q&A

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