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TS (Single Row Tapered Roller Bearings) (Imperial) 455-453A

TS (Single Row Tapered Roller Bearings) (Imperial) 455-453A

The 455-453A is a single-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 36100 lbf radially and 5380 lbf thrust, making it versatile for various applications.

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

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 2.7 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 455-453A
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.25" x 1.0938"
  • 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 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0938"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.32"
  • Cone Backface Backing Diameter 2.36"
  • 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 455
  • 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 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 2.700 lb

Features

Performance Features of 455-453A Bearing

455-453A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 36,100 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 455-453A Bearing Engineered for Reliability?

455-453A Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The tapered roller design distributes stress evenly, extending the bearing’s service life.
Its standard radial clearance allows for flexibility in different applications.
The chrome steel construction provides excellent resistance to wear and fatigue.

Built for Durability: 455-453A Bearing

455-453A Bearing’s single-row construction simplifies installation while maintaining high load capacity.
The steel cage keeps rollers in place, reducing friction and noise during operation.
With a static radial load of 37,200 lbf, it handles demanding conditions with ease.
Its ABEC-1 rating ensures consistent performance in various industrial settings.

Steel vs Ceramic Bearings: Strengths of 455-453A Bearing

455-453A Bearing uses chrome steel for both rings and rollers, offering a balance of strength and affordability.
The tapered roller design efficiently manages both radial and thrust loads.
Its dynamic thrust rating of 5,380 lbf ensures reliable performance in diverse applications.
The standard lubrication requirement makes maintenance straightforward and cost-effective.

Application

Industrial Uses of 455-453A Bearing
The 455-453A 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, making it reliable for long-term use.

In automotive applications, 455-453A Bearing fits well in wheel hubs and differential systems, thanks to its inch sizing and compatibility with Timken designs. The chrome steel construction ensures durability even under high stress.

For industrial conveyor systems, 455-453A Bearing’s open design simplifies lubrication and maintenance. Its standard radial clearance allows for smooth operation in varying temperature conditions.

Where Is 455-453A Bearing Used?
You’ll often find 455-453A Bearing in agricultural machinery, where its robust build withstands dusty and demanding environments. The steel cage adds extra resilience against wear and tear.

In mining equipment, 455-453A Bearing’s ability to handle dynamic radial loads makes it a go-to for crushers and screens. Its ABEC-1 rating ensures consistent performance without overcomplicating the design.

Built for Heavy-Duty Use: 455-453A Bearing
This bearing excels in forestry machinery, where uneven loads and harsh conditions are the norm. The tapered rollers distribute stress evenly, reducing the risk of premature failure.

Its inch measurements make 455-453A Bearing a practical fit for older machinery still using imperial units. The standard lubrication requirement keeps maintenance straightforward.

Automotive vs Aerospace: Applications of 455-453A Bearing
While 455-453A Bearing is common in truck axles and heavy vehicles, its precision isn’t typically needed for aerospace. The focus here is on reliability and ease of replacement in ground transport.

In industrial pumps, 455-453A Bearing’s combined load capacity ensures smooth operation. The temperature range suits most non-extreme environments, from factories to outdoor sites.

Q&A

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