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TS (Single Row Tapered Roller Bearings) (Imperial) 47490-47420A

TS (Single Row Tapered Roller Bearings) (Imperial) 47490-47420A

The 47490-47420A is a single-row tapered roller bearing with a 2.8125″ bore and 4.7244″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 40200 lbf radially and 6420 lbf thrust, making it versatile for various applications.

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 heavy-duty machinery or automotive systems where combined loads are common.

Weighing 3.1 lb, it’s robust yet manageable 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 47490-47420A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.8125" x 4.7244" x 1.2814"
  • Bore Dia 2.8125"
  • 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 1.2814"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.02"
  • Cone Frontface Backing Diameter 3.78"
  • Cone Backface Backing Diameter 3.39"
  • 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 47490
  • 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 3.1 lb

Features

Performance Features of 47490-47420A Bearing

47490-47420A 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 maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

47490-47420A Bearing requires lubrication but offers standard radial clearance options for flexibility.
Its ABEC-1 rating ensures consistent performance in precision tasks.

Application

Industrial Uses of 47490-47420A Bearing
47490-47420A 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 in demanding environments.

What Makes 47490-47420A Bearing a Preferred Choice?
In automotive applications, 47490-47420A Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 47490-47420A Bearing
For industrial fans and pumps, 47490-47420A Bearing offers stability and long service life. The open design allows for easy lubrication, maintaining smooth operation over time.

Automotive vs Aerospace: Applications of 47490-47420A Bearing
While 47490-47420A Bearing is popular in truck axles, it also finds use in aircraft landing gear components. Its robust design ensures performance in both high-impact and precision scenarios.

Where Is 47490-47420A Bearing Used?
In conveyor systems, 47490-47420A Bearing handles heavy loads with ease, thanks to its tapered roller construction. The steel cage adds extra strength for continuous operation.

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