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

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

The 455-452 is a single-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 36100 lbf radially and 5380 lbf thrust, making it robust for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures stability during operation. The bearing performs reliably in temperatures ranging from -30°C to 110°C.

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

Weighing 2.9 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for various industrial uses.

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Product Parameters

  • Part Number 455-452
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.25" x 1.2818"
  • 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 1.2818"
  • 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 3.90"
  • 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 452
  • 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 455-452 Bearing Handle Combined Loads?

455-452 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 455-452 Bearing Durable?

455-452 Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
Its tapered roller design distributes loads evenly, enhancing durability under heavy use.
The standard radial clearance options allow for flexibility in different applications.
This bearing is designed to meet ABEC-1 standards, ensuring consistent quality.

Engineered for Precision: 455-452 Bearing

455-452 Bearing features precise tolerances, with bore diameter accuracy within +0.005″ to 0.
The effective center location of -0.28″ ensures optimal load distribution and alignment.
Its single-row construction simplifies installation while maintaining high performance.
The open design allows for easy lubrication, keeping operations smooth.

Application

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

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

Built for Heavy-Duty Use: 455-452 Bearing
In industrial settings like conveyor systems, 455-452 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 455-452 Bearing
While 455-452 Bearing is popular in trucks and trailers for its load capacity, it’s also suitable for aerospace ground support equipment. The ABEC-1 rating ensures consistent performance without over-engineering.

Key Fields for 455-452 Bearing
For mining equipment, 455-452 Bearing’s ability to handle high radial loads makes it a practical choice. The standard radial clearance option provides flexibility for various operating conditions.

Q&A

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