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TS (Single Row Tapered Roller Bearings) (Imperial) 2788-2731

TS (Single Row Tapered Roller Bearings) (Imperial) 2788-2731

The 2788-2731 is a single-row tapered roller bearing with a 1.5″ bore and 3.125″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 19500 lbf radially and 2630 lbf thrust, making it a versatile choice.

Its open design allows for 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, offering a reliable replacement option. Ideal for applications like automotive axles or industrial gearboxes where combined loads are common.

Weighing 1.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 2788-2731
  • 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.71"
  • Cone Backface Backing Diameter 1.97"
  • 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 2788
  • 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

Why Choose 2788-2731 Bearing for Combined Loads?

2788-2731 Bearing is crafted with chrome steel rings and rollers, offering excellent resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 19,500 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.

How Is 2788-2731 Bearing Engineered for Reliability?

2788-2731 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides strength and wear resistance, ensuring long service life.
Its standard radial clearance allows for smooth operation, even under varying load conditions.
The bearing’s ABEC-1 rating guarantees consistent precision in performance.

Built for Durability: 2788-2731 Bearing

2788-2731 Bearing’s chrome steel rollers and rings are designed to withstand high dynamic and static loads.
The steel cage maintains roller positioning, minimising wear and extending operational life.
With a static radial load capacity of 23,000 lbf, it excels in demanding environments.
Its open design simplifies lubrication, ensuring optimal performance over time.

What Ensures Smooth Operation in 2788-2731 Bearing?

2788-2731 Bearing’s tapered roller design reduces friction, promoting smooth and efficient rotation.
The precise tolerances on bore and outer diameters ensure a perfect fit in various applications.
Its effective centre location at -0.32″ enhances stability under combined loads.
The bearing’s standard radial clearance options provide flexibility for different operational needs.

Application

Industrial Uses of 2788-2731 Bearing
2788-2731 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

What Makes 2788-2731 Bearing a Preferred Choice?
In automotive applications, 2788-2731 Bearing fits well in wheel hubs and differential systems, thanks to its precise imperial sizing and robust load capacity. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 2788-2731 Bearing
For industrial conveyor systems, 2788-2731 Bearing provides reliable performance under continuous radial and thrust loads. Its steel cage adds strength, making it suitable for high-stress operations.

Automotive vs Aerospace: Applications of 2788-2731 Bearing
While 2788-2731 Bearing excels in automotive drivetrains, it also finds use in aerospace landing gear components where precise load handling is critical. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: 2788-2731 Bearing
In automated production lines, 2788-2731 Bearing supports robotic arms and assembly systems with smooth, low-friction rotation. The standard radial clearance option makes it versatile for various setups.

Q&A

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