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TS (Single Row Tapered Roller Bearings) (Imperial) 455-452A

TS (Single Row Tapered Roller Bearings) (Imperial) 455-452A

The 455-452A is a single row tapered roller bearing with a 2-inch bore and 4.25-inch outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 36100 lbf radially and 5380 lbf in thrust, suitable for demanding applications.

Its open design requires regular lubrication but offers easy maintenance, 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, making it a practical choice for replacements. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

The standard radial clearance can be adjusted to C3, C4, or C5 if needed. Its ABEC-1 rating ensures reliable performance for general industrial use.

The tapered roller design helps distribute loads evenly, reducing wear over time. Perfect for applications like wheel hubs or conveyor systems.

With a cone width of 1.1542 inches and cup width of 1.063 inches, it fits snugly in most setups. The chrome steel rollers enhance longevity under heavy use.

Its effective center location of -0.28 inches ensures stable alignment in assemblies. A dependable choice for engineers needing a balance of strength and precision.

The bearing’s standard cup type simplifies installation in various housings. Suitable for both radial and thrust load scenarios in industrial settings.

Regular lubrication will keep it running smoothly for extended periods. A versatile option for maintenance teams looking for durability and ease of service.

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    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 455-452A
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.25" x 1.2819"
  • Bore Dia 2"
  • 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 1.063"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.2819"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.32"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.96"
  • Cup Backface Backing Diameter 3.66"
  • 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 455
  • Cup Part Number 452A
  • 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 36100 lbf
  • Static Radial Load 37200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9370 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5380 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

How Does 455-452A Bearing Handle Combined Loads?

455-452A Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 36,100 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 455-452A Bearing Suitable for High-Temperature Applications?

455-452A Bearing operates efficiently in temperatures from -30° to 110°C, making it versatile for different settings.
The chrome steel construction provides durability and resistance to wear under high stress.
Its standard radial clearance ensures smooth operation even in fluctuating temperatures.
The open design allows for easy lubrication, maintaining performance over time.

Engineered for Precision: 455-452A Bearing

455-452A Bearing features precise tolerances, with bore diameter accuracy of +0.005″ to 0.
The tapered roller design ensures optimal load distribution, enhancing stability.
Its ABEC-1 rating guarantees consistent performance for general applications.
The effective center location of -0.28″ improves alignment and reduces operational stress.

Application

Industrial Uses of 455-452A Bearing
The 455-452A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 455-452A Bearing Used?
You’ll often find 455-452A Bearing in automotive applications, particularly in wheel hubs and differential systems, where its robust design supports both radial and thrust loads. The inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 455-452A Bearing
In industrial conveyor systems, 455-452A Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 455-452A Bearing
While 455-452A Bearing is popular in truck axles and heavy vehicles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance across these varied uses.

Essential Roles of 455-452A Bearing
For mining equipment, 455-452A Bearing’s ability to handle high dynamic loads makes it a go-to choice. Its standard radial clearance options provide flexibility for different operational needs.

Q&A

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