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TS (Single Row Tapered Roller Bearings) (Imperial) 477-473

TS (Single Row Tapered Roller Bearings) (Imperial) 477-473

The 477-473 is a single-row tapered roller bearing with a 2.5″ bore and 4.7244″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 32200 lbf radially and 5500 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 or automotive systems where combined loads are common.

Weighing 3.4 lb, it balances strength and manageable size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 477-473
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 4.7244" x 1.173"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.7244"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.142"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1417"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.173"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 3.5"
  • Cone Backface Backing Diameter 2.87"
  • Cup Frontface Backing Diameter 4.53"
  • Cup Backface Backing Diameter 4.21"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.16"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 477
  • Cup Part Number 473
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 475
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 32200 lbf
  • Static Radial Load 41900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8360 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5500 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 3.400 lb

Features

Performance Features of 477-473 Bearing

477-473 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 32,200 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 Does 477-473 Bearing Reduce Friction?

477-473 Bearing’s tapered roller design minimises friction, ensuring smooth operation under combined loads.
The chrome steel construction provides excellent wear resistance, extending its service life.
Precision-engineered with standard radial clearance, it maintains consistent performance.
Its open design allows for easy lubrication, further reducing friction and maintenance needs.

Engineered for Precision: 477-473 Bearing

477-473 Bearing features precise dimensions, with a bore diameter tolerance of +0.005″ to 0.
Its effective center location of -0.16″ ensures accurate alignment in various applications.
The ABEC-1 rating guarantees reliable performance for general industrial use.
With a dynamic thrust rating of 5,500 lbf, it handles both radial and axial loads efficiently.

Steel vs Ceramic Bearings: Strengths of 477-473 Bearing

477-473 Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice ensures reliable performance in demanding environments.
The steel cage adds structural integrity, keeping rollers aligned under heavy loads.
With a static radial load capacity of 41,900 lbf, it outperforms many alternatives.

Application

Industrial Uses of 477-473 Bearing
The 477-473 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 477-473 Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. The imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 477-473 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The steel cage adds stability, making it suitable for high-load scenarios.

Where Is 477-473 Bearing Used?
You’ll often find 477-473 Bearing in mining equipment, where its robust design withstands harsh conditions. The tapered rollers distribute loads evenly, extending service life.

In manufacturing plants, 477-473 Bearing supports machinery like presses and gearboxes. Its ABEC-1 rating ensures consistent performance for general industrial applications.

Built for Heavy-Duty Use: 477-473 Bearing
477-473 Bearing excels in forestry equipment, handling shock loads and uneven forces with ease. The chrome steel rollers resist wear, even in abrasive environments.

For railway applications, 477-473 Bearing provides reliable performance in axle boxes. Its standard radial clearance allows for smooth operation under varying temperatures.

Automotive vs Aerospace: Applications of 477-473 Bearing
In automotive systems, 477-473 Bearing is a go-to for drivetrain components, balancing cost and performance. The imperial measurements simplify integration into existing designs.

While not typically used in aerospace, 477-473 Bearing suits ground support equipment. Its static radial load capacity ensures stability for heavy lifting tasks.

Q&A

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