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TS (Single Row Tapered Roller Bearings) (Imperial) 2788A-2720

TS (Single Row Tapered Roller Bearings) (Imperial) 2788A-2720

The 2788A-2720 is a single-row tapered roller bearing with a 1.5″ bore and 3″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 19500 lbf radially and 2630 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing just 1.1 lb, it’s a sturdy yet manageable choice. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 2788A-2720
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3" x 0.9375"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • 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 1.71"
  • Cone Backface Backing Diameter 1.81"
  • Cup Frontface Backing Diameter 2.80"
  • Cup Backface Backing Diameter 2.60"
  • 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 2788A
  • Cup Part Number 2720
  • 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 1.1 lb

Features

Performance Features of 2788A-2720 Bearing

2788A-2720 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 19,500 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 2788A-2720 Bearing Resist Wear?

2788A-2720 Bearing’s tapered roller design distributes loads evenly, minimising wear over time.
The chrome steel construction enhances durability, even under high radial and thrust loads.
Its standard radial clearance options allow for flexibility in different applications.
Regular lubrication ensures long-lasting performance and reduced maintenance needs.

Engineered for Precision: 2788A-2720 Bearing

2788A-2720 Bearing features precise cone and cup dimensions, ensuring accurate fit and alignment.
The effective center location of -0.32″ optimises load distribution for smoother operation.
Its ABEC-1 rating guarantees consistent performance in various industrial settings.
The open design simplifies inspection and lubrication, enhancing usability.

Steel vs Ceramic Bearings: Strengths of 2788A-2720 Bearing

2788A-2720 Bearing’s chrome steel construction provides excellent strength and cost-effectiveness.
It handles dynamic thrust loads up to 2,630 lbf, making it versatile for different applications.
The steel cage offers reliable performance without the brittleness of ceramic alternatives.
Its standardised dimensions ensure easy interchangeability with Timken bearings.

Application

Industrial Uses of 2788A-2720 Bearing
2788A-2720 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.

In automotive applications, 2788A-2720 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 2788A-2720 Bearing’s open design allows for easy lubrication, extending service life in high-use scenarios. The standard radial clearance offers flexibility for different operational needs.

Where Is 2788A-2720 Bearing Used?
You’ll often find 2788A-2720 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design copes with rough conditions. The steel cage adds extra strength to withstand heavy loads.

In mining equipment, 2788A-2720 Bearing’s ability to handle both radial and thrust loads makes it ideal for crushers and screens. The ABEC-1 rating ensures consistent performance without over-engineering.

Built for Heavy-Duty Use: 2788A-2720 Bearing
2788A-2720 Bearing shines in forestry equipment like log splitters, where its tapered rollers manage sudden load changes smoothly. The inch measurements simplify maintenance for field repairs.

For rail and transportation systems, 2788A-2720 Bearing’s temperature tolerance (-30° to 110°C) ensures reliability in diverse climates. Its compatibility with Timken designs makes sourcing replacements hassle-free.

Automotive vs Aerospace: Applications of 2788A-2720 Bearing
In automotive drivetrains, 2788A-2720 Bearing handles high torque loads while maintaining smooth operation. The dynamic radial load capacity (19,500 lbf) suits performance vehicles perfectly.

For aerospace ground support equipment, 2788A-2720 Bearing’s precision meets the demands of aircraft tow tractors. The chrome steel rollers resist wear even during frequent start-stop cycles.

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