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TS (Single Row Tapered Roller Bearings) (Imperial) 47487-47420A

TS (Single Row Tapered Roller Bearings) (Imperial) 47487-47420A

The 47487-47420A is a single-row tapered roller bearing with a 2.75″ bore and 4.7244″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, supporting up to 40200 lbf dynamically and 56000 lbf statically.

Its tapered roller design ensures smooth operation under heavy radial and thrust loads, with a dynamic thrust rating of 6420 lbf. The open structure allows easy lubrication, extending its lifespan.

The bearing is compatible with Timken models, making it a practical choice for replacements. It works well in temperatures from -30°C to 110°C, suitable for industrial machinery or automotive applications.

Weighing 3.2 lb, it’s robust yet manageable. Compliant with RoHS and REACH standards, it meets safety and environmental requirements. Ideal for scenarios requiring reliable performance under varied loads.

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Product Parameters

  • Part Number 47487-47420A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.75" x 4.7244" x 1.2813"
  • Bore Dia 2.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.7244"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.2813"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0313"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.2813"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.02"
  • Cone Frontface Backing Diameter 3.74"
  • Cone Backface Backing Diameter 3.31"
  • Cup Frontface Backing Diameter 4.53"
  • Cup Backface Backing Diameter 4.29"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 47487
  • Cup Part Number 47420A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 47400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 40200 lbf
  • Static Radial Load 56000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 10400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6420 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 3.2 lb

Features

Performance Features of 47487-47420A Bearing

47487-47420A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 40,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 47487-47420A Bearing Engineered for Reliability?

47487-47420A Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 6,420 lbf allows for efficient performance in demanding setups.
The bearing’s ABEC-1 rating confirms its precision and quality.

Designed for Durability: 47487-47420A Bearing

47487-47420A Bearing’s chrome steel rollers and rings provide excellent wear resistance.
The open seal type allows for easy lubrication, maintaining optimal performance over time.
With a static radial load capacity of 56,000 lbf, it handles heavy loads effortlessly.
Its standard construction ensures compatibility with various industrial applications.

Steel vs Ceramic Bearings: Strengths of 47487-47420A Bearing

47487-47420A Bearing uses chrome steel for both rollers and rings, offering a balance of strength and cost-effectiveness.
The tapered roller design efficiently manages combined radial and thrust loads.
With a dynamic radial rating of 10,400 lbf at 90 million revolutions, it ensures long service life.
The bearing’s steel cage provides stability, reducing maintenance needs.

Application

Industrial Uses of 47487-47420A Bearing
47487-47420A Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 47487-47420A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many American-made vehicles.

For industrial conveyor systems, 47487-47420A Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds strength, making it suitable for high-load scenarios.

Where Is 47487-47420A Bearing Used?
You’ll often find 47487-47420A Bearing in agricultural machinery, where its robust design withstands dusty and uneven conditions. The tapered rollers help manage both radial and axial forces smoothly.

In mining equipment, 47487-47420A Bearing’s high dynamic load capacity ensures reliable operation under extreme stress. The standard radial clearance option makes it versatile for various setups.

Built for Heavy-Duty Use: 47487-47420A Bearing
47487-47420A Bearing excels in forestry equipment, where its combined load handling is essential for log loaders and harvesters. The chrome steel rollers resist wear even in abrasive conditions.

For railway applications, 47487-47420A Bearing’s durability and temperature tolerance make it a solid choice for axle boxes. The ABEC-1 rating ensures consistent performance at moderate speeds.

Automotive vs Aerospace: Applications of 47487-47420A Bearing
In automotive systems, 47487-47420A Bearing is ideal for truck transmissions, where its load capacity and durability are key. The inch measurements simplify replacements in older models.

For aerospace ground support equipment, 47487-47420A Bearing’s reliability and ease of maintenance are valuable. However, its weight limits its use in airborne applications.

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