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TS (Single Row Tapered Roller Bearings) (Imperial) 45285A-45220

TS (Single Row Tapered Roller Bearings) (Imperial) 45285A-45220

The 45285A-45220 is a single-row tapered roller bearing with a 2″ bore and 4.125″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 34500 lbf radially and 5090 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

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

Weighing 2.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number 45285A-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 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.32"
  • Cone Backface Backing Diameter 2.36"
  • 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 45285A
  • 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 2.700 lb

Features

Performance Features of 45285A-45220 Bearing

45285A-45220 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined 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.

How Is 45285A-45220 Bearing Engineered for Reliability?

45285A-45220 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 5,090 lbf makes it suitable for heavy-duty applications.
The bearing requires lubrication but offers long service life with proper maintenance.

Built for Durability: 45285A-45220 Bearing

45285A-45220 Bearing’s chrome steel components resist wear, even under high stress.
The tapered roller design distributes loads evenly, enhancing performance and longevity.
With a static radial load capacity of 42,600 lbf, it handles demanding industrial tasks.
Its standard ABEC-1 rating ensures consistent quality and reliability.

Steel vs Ceramic Bearings: Strengths of 45285A-45220 Bearing

45285A-45220 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
The steel cage ensures stability, while the open design simplifies lubrication.
Its dynamic radial rating of 8,930 lbf (C90) highlights its endurance.
The bearing’s inch measurements make it compatible with imperial system machinery.

Application

Industrial Uses of 45285A-45220 Bearing
45285A-45220 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 45285A-45220 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 45285A-45220 Bearing’s open design allows for easy lubrication, extending service life in high-use environments. The standard radial clearance offers flexibility for different operational needs.

Where Is 45285A-45220 Bearing Used?
You’ll often find 45285A-45220 Bearing in mining equipment, where its robust design withstands heavy radial and thrust loads. The steel cage adds extra strength, making it suitable for demanding tasks.

In manufacturing plants, 45285A-45220 Bearing supports machinery like presses and rollers, ensuring smooth operation. Its ABEC-1 rating provides a good balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 45285A-45220 Bearing
45285A-45220 Bearing excels in applications like forestry machinery, where its tapered rollers manage uneven loads with ease. The chrome steel rollers and rings offer long-lasting performance.

For railway maintenance equipment, 45285A-45220 Bearing’s durability and load capacity make it a reliable choice. The standard lubrication requirement ensures consistent performance over time.

Automotive vs Aerospace: Applications of 45285A-45220 Bearing
In automotive systems, 45285A-45220 Bearing is ideal for drivetrain components, handling both radial and thrust loads efficiently. Its imperial sizing aligns well with standard vehicle designs.

For aerospace ground support equipment, 45285A-45220 Bearing provides dependable performance in load-handling tools. The temperature range of -30° to 110°C ensures reliability in various climates.

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