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TS (Single Row Tapered Roller Bearings) (Imperial) 45284-45220

TS (Single Row Tapered Roller Bearings) (Imperial) 45284-45220

The 45284-45220 is a single-row tapered roller bearing with a 2″ bore and 4.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34500 lbf radially and 5090 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery like gearboxes or axles where combined loads are common.

Weighing 2.6 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 45284-45220
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 4.125" x 1.1875"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.2188"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.32"
  • Cone Backface Backing Diameter 2.8"
  • Cup Frontface Backing Diameter 3.94"
  • Cup Backface Backing Diameter 3.66"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 45284
  • Cup Part Number 45220
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 45200
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 34500 lbf
  • Static Radial Load 42600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8930 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5090 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 2.6 lb

Features

How Does 45284-45220 Bearing Handle Combined Loads?

45284-45220 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 34,500 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 45284-45220 Bearing for Precision Tasks?

45284-45220 Bearing features precise cone and cup dimensions, ensuring accurate alignment in applications.
The tapered roller design distributes loads evenly, enhancing stability and reducing wear.
Its ABEC-1 rating guarantees consistent performance for precision tasks.
The standard radial clearance option allows for flexibility in different setups.

Engineered for Reliability: 45284-45220 Bearing

45284-45220 Bearing’s chrome steel construction provides durability and resistance to wear.
The single-row design simplifies installation while maintaining high load capacity.
With a static radial load of 42,600 lbf, it handles heavy-duty applications with ease.
The open seal type allows for easy lubrication and maintenance.

Structural Advantages of 45284-45220 Bearing

45284-45220 Bearing’s tapered rollers and precise geometry ensure smooth operation under combined loads.
The steel cage offers robust support, keeping rollers in place during high-speed rotation.
Its effective center location of -0.32″ optimizes load distribution.
The bearing’s standard radial clearance options cater to various operational needs.

What Makes 45284-45220 Bearing Suitable for High-Temperature Applications?

45284-45220 Bearing operates reliably in temperatures ranging from -30° to 110°C.
The chrome steel materials resist thermal deformation, maintaining performance under heat.
Its robust construction ensures stability even in demanding industrial environments.
The open design allows for effective heat dissipation during prolonged use.

Application

Industrial Uses of 45284-45220 Bearing
45284-45220 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 45284-45220 Bearing Used?
In automotive applications, 45284-45220 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a popular choice for North American vehicle models.

Built for Heavy-Duty Use: 45284-45220 Bearing
This bearing excels in industrial gearboxes, where its single-row design simplifies maintenance and replacement. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 45284-45220 Bearing
While 45284-45220 Bearing is versatile, it’s primarily seen in automotive and industrial settings rather than aerospace due to its standard ABEC-1 rating. Its robust design handles everyday stresses with ease.

Perfect Fit for Automation: 45284-45220 Bearing
In automated production lines, 45284-45220 Bearing supports conveyor systems and robotic arms, ensuring smooth movement. The open seal type allows for easy lubrication, extending its service life.

Q&A

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