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TS (Single Row Tapered Roller Bearings) (Imperial) 2789-2729

TS (Single Row Tapered Roller Bearings) (Imperial) 2789-2729

The 2789-2729 is a single-row tapered roller bearing with a 1.5625″ bore and 3″ outer diameter, crafted from sturdy 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 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 just 1.1 lb, it’s lightweight yet robust 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 2789-2729
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5625" x 3" x 0.9375"
  • Bore Dia 1.5625"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.77"
  • Cone Backface Backing Diameter 2.05"
  • Cup Frontface Backing Diameter 2.80"
  • Cup Backface Backing Diameter 2.68"
  • 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 2789
  • Cup Part Number 2729
  • 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 2789-2729 Bearing

2789-2729 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 19,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures even load distribution, reducing stress and extending service life.
With a standard radial clearance, it provides reliable performance in various operating conditions.

2789-2729 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage keeps the rollers aligned, ensuring smooth and stable operation.

The open design simplifies lubrication, helping to maintain optimal performance over time.
Weighing just 1.1 lb, it balances durability and ease of handling.

Application

Industrial Uses of 2789-2729 Bearing
2789-2729 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 2789-2729 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a straightforward choice for American-made vehicles.

For industrial conveyor systems, 2789-2729 Bearing’s open design simplifies maintenance while its standard radial clearance adapts to different operational needs. The steel cage adds extra resilience for continuous use.

Where Is 2789-2729 Bearing Used?
You’ll often find 2789-2729 Bearing in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design copes well with dirt and debris common in farming.

The bearing also works in mining equipment, where its high dynamic load capacity handles harsh conditions. The ABEC-1 rating ensures consistent performance without overcomplicating precision needs.

Built for Heavy-Duty Use: 2789-2729 Bearing
2789-2729 Bearing excels in forestry equipment, enduring heavy loads and rough terrain. The tapered rollers distribute stress evenly, extending service life.

Its compatibility with Timken models makes replacements easy, reducing downtime. The standard lubrication requirement keeps maintenance straightforward for busy workshops.

Automotive vs Aerospace: Applications of 2789-2729 Bearing
In automotive settings, 2789-2729 Bearing handles wheel loads reliably, while its temperature range suits engine bay conditions. The inch measurements align with US manufacturing standards.

For aerospace ground equipment, this bearing supports tow tractors and cargo loaders. Its steel cage and chrome steel rollers balance strength with manageable weight.

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