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TS (Single Row Tapered Roller Bearings) (Imperial) 458-453A

TS (Single Row Tapered Roller Bearings) (Imperial) 458-453A

The 458-453A is a single-row tapered roller bearing with a 1.75″ bore and 4.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 30500 lbf radially and 4540 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery, gearboxes, or industrial equipment where combined loads are common.

Weighing 2.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 458-453A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.75" x 4.25" x 1.0939"
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1542"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0939"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.13"
  • Cone Backface Backing Diameter 2.17"
  • Cup Frontface Backing Diameter 3.96"
  • Cup Backface Backing Diameter 3.82"
  • 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 453A
  • 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 2.9 lb

Features

Performance Features of 458-453A Bearing

458-453A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 30,500 lbf, ensuring reliable performance in various applications.

The single-row tapered roller design enhances stability and load distribution, reducing wear over time.
With a standard radial clearance, it provides flexibility for different operational needs.

458-453A Bearing operates efficiently within a temperature range of -30° to 110°C.
The steel cage maintains roller alignment, contributing to smooth and consistent performance.

Application

Industrial Uses of 458-453A Bearing
The 458-453A Bearing is a solid choice for heavy machinery, especially in construction equipment where combined loads are common. Its tapered roller design handles both radial and thrust forces efficiently.

In automotive applications, 458-453A Bearing works well in wheel hubs and differentials, thanks to its chrome steel construction. The inch sizing makes it a good fit for older American vehicle models.

For industrial fans and pumps, 458-453A Bearing’s open design simplifies lubrication and maintenance. The standard radial clearance ensures reliable performance in varying temperature conditions.

What Makes 458-453A Bearing a Preferred Choice?
458-453A Bearing’s single-row tapered design offers a balance of strength and precision, ideal for agricultural machinery. The steel cage adds durability in dusty or high-vibration environments.

In conveyor systems, 458-453A Bearing’s dynamic radial load capacity keeps operations smooth under heavy loads. Its compatibility with Timken parts also makes replacements straightforward.

The bearing’s ABEC-1 rating ensures consistent performance in general industrial applications. Its temperature range suits most workshop conditions without compromising longevity.

Built for Heavy-Duty Use: 458-453A Bearing
458-453A Bearing excels in mining equipment, where its combined load capability handles rough conditions. The chrome steel rollers resist wear even with frequent use.

For gearboxes, 458-453A Bearing’s precise tolerances help maintain alignment under stress. The inch measurements make it versatile for retrofit projects.

In hydraulic systems, the bearing’s open design allows easy inspection and relubrication. Its weight-to-strength ratio makes it practical for mobile machinery.

Automotive vs Industrial: Applications of 458-453A Bearing
In trucks, 458-453A Bearing supports axles and transmissions, handling both radial and thrust loads. Its durability reduces downtime in fleet maintenance.

For industrial presses, the bearing’s static radial load capacity ensures stability during high-force operations. The steel cage prevents deformation under pressure.

The 458-453A Bearing’s compatibility with Timken parts simplifies sourcing for repair shops. Its standard radial clearance works well in most operating conditions.

Q&A

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