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TS (Single Row Tapered Roller Bearings) (Imperial) 458-454

TS (Single Row Tapered Roller Bearings) (Imperial) 458-454

The 458-454 is a single-row tapered roller bearing with a 1.75″ bore and 4.3307″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, supporting up to 30500 lbf radially and 4540 lbf in 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, suitable for demanding environments.

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

Weighing 3.2 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 458-454
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 4.3307" x 1.0943"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.3307"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1542"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0943"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 2.13"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.96"
  • Cup Backface Backing Diameter 3.78"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.28"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 458
  • Cup Part Number 454
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 455
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 30500 lbf
  • Static Radial Load 37200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4540 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 458-454 Bearing

458-454 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 30,500 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

458-454 Bearing’s standard radial clearance ensures smooth operation in most industrial settings.
Its tapered roller design efficiently handles both radial and thrust loads.

Application

Industrial Uses of 458-454 Bearing
The 458-454 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability even under demanding conditions.

Where Is 458-454 Bearing Used?
You’ll often find the 458-454 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high loads. The inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 458-454 Bearing
In mining applications, the 458-454 Bearing excels in conveyor systems, thanks to its ability to withstand harsh environments. The open seal type allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 458-454 Bearing
While the 458-454 Bearing is popular in truck wheel hubs for its load capacity, it’s also used in some aerospace ground support equipment. The ABEC-1 rating ensures reliable performance without over-engineering.

Perfect Fit for Automation: 458-454 Bearing
The 458-454 Bearing works well in automated assembly lines, where its precise dimensions help maintain alignment. Its steel cage provides stability during high-speed operations.

Q&A

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