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

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

The 455W-453 is a single-row tapered roller bearing with a 2″ bore and 4.25″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 30500 lbf radially and 4540 lbf in thrust, making it versatile for various 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, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 2.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets environmental and safety requirements.

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Product Parameters

  • Part Number 455W-453
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.25" x 1.0943"
  • 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 1.0943"
  • 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 455W
  • Cup Part Number 453
  • 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 2.8 lb

Features

Performance Features of 455W-453 Bearing

455W-453 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 30,500 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

455W-453 Bearing’s standard radial clearance allows for smooth operation and easy installation.
Its ABEC-1 rating ensures consistent performance for general industrial use.

Application

Where Is 455W-453 Bearing Used?
455W-453 Bearing is commonly found in heavy-duty industrial equipment, such as conveyor systems and gearboxes, where its tapered roller design handles combined loads effectively. The inch sizing makes it a popular choice for machinery in regions using imperial measurements.
In automotive applications, 455W-453 Bearing supports axle assemblies and wheel hubs, providing reliable performance under varying load conditions. Its chrome steel construction ensures durability even in demanding environments.
For agricultural machinery, 455W-453 Bearing’s robust design withstands the rigours of tractors and harvesters. The open seal type allows for easy lubrication, extending the bearing’s service life in dusty or wet conditions.

How Does 455W-453 Bearing Improve Performance?
455W-453 Bearing enhances performance in construction equipment by efficiently managing radial and thrust loads, such as in crane slewing rings. Its steel cage adds strength while maintaining smooth operation.
The bearing’s standard radial clearance makes it versatile for various applications, from mining machinery to power transmission systems. Its ABEC-1 rating ensures consistent precision without overcomplicating the design.

Built for Heavy-Duty Use: 455W-453 Bearing
455W-453 Bearing excels in forestry equipment, where its tapered rollers handle shock loads from uneven terrain. The chrome steel rollers resist wear, even under constant vibration.
In oil and gas applications, 455W-453 Bearing’s temperature range suits both drilling rigs and pipeline pumps. Its compatibility with Timken models simplifies maintenance and replacements.

Automotive vs Industrial: Applications of 455W-453 Bearing
In trucks and buses, 455W-453 Bearing supports differentials, ensuring smooth power transfer. Its static radial load capacity makes it reliable for heavy vehicles.
For industrial fans and blowers, 455W-453 Bearing’s dynamic thrust rating maintains stability at high speeds. The steel cage prevents roller skewing during prolonged operation.

Key Fields for 455W-453 Bearing
455W-453 Bearing is ideal for railway applications, such as freight car axles, where its tapered design copes with heavy loads. The inch measurements align with North American rail standards.
In material handling systems, 455W-453 Bearing’s combined load capability suits palletisers and stackers. Its standard radial clearance accommodates slight misalignments without compromising performance.

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