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TS (Single Row Tapered Roller Bearings) (Imperial) 455A-454

TS (Single Row Tapered Roller Bearings) (Imperial) 455A-454

The 455A-454 is a single-row tapered roller bearing with a 1.5″ bore and 4.3307″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 30500 lbf radially and 4540 lbf in thrust, suitable for demanding applications.

Its open design allows for 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, making it a practical choice for replacements. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 3.4 lb, it offers a robust build for its size. Compliant with RoHS and REACH standards, it’s a reliable option for various mechanical setups.

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Product Parameters

  • Part Number 455A-454
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 4.3307" x 1.0943"
  • Bore Dia 1.5"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.95"
  • Cone Backface Backing Diameter 2.2"
  • 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 455A
  • 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 3.400 lb

Features

Performance Features of 455A-454 Bearing

455A-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, ensuring reliable performance in 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 well in various environmental conditions.

How Is 455A-454 Bearing Engineered for Reliability?

455A-454 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 effective center location of -0.28″ improves stability during high-load scenarios.
This bearing meets ABEC-1 standards, balancing precision and cost-effectiveness.

Built for Durability: 455A-454 Bearing

455A-454 Bearing’s robust chrome steel components withstand static radial loads up to 37,200 lbf.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its open construction allows for easy lubrication, maintaining performance over time.
With a weight of 3.400 lb, it offers a solid balance of strength and manageability.

Steel vs Ceramic Bearings: Strengths of 455A-454 Bearing

455A-454 Bearing uses chrome steel for both rollers and rings, ensuring high load capacity and wear resistance.
The steel cage provides reliable roller guidance, even under dynamic thrust loads up to 4,540 lbf.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
This bearing is RoHS and REACH compliant, meeting environmental and safety standards.

Application

Industrial Uses of 455A-454 Bearing
455A-454 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in tough working conditions.

What Makes 455A-454 Bearing a Preferred Choice?
In automotive applications, 455A-454 Bearing fits well in wheel hubs and differential systems, offering reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 455A-454 Bearing
For industrial conveyor systems, 455A-454 Bearing’s open design allows easy lubrication, extending service life in high-load environments. The steel cage adds stability during continuous operation.

Medical vs Industrial: Where 455A-454 Bearing Excels
While not typical for medical devices, 455A-454 Bearing shines in industrial settings like pulp and paper mills, where its ABEC-1 rating balances precision and cost-effectiveness. The standard radial clearance suits most general machinery needs.

Q&A

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