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EE277455 Single Cones (Imperial)

EE277455 Single Cones (Imperial)

The EE277455 is a single-row tapered roller bearing cone with a 45.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 908,000 lbf and static loads up to 2,920,000 lbf.

Its open design allows easy maintenance, while the steel cage ensures reliable performance. The cone has an effective center location of 3.46 inches, providing stability under heavy loads.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Suitable for industrial machinery and heavy equipment where high load capacity is needed.

It operates in temperatures from -30°C to 110°C and meets RoHS and REACH standards for safety and compliance. The standard radial clearance can be adjusted to C3, C4, or C5 as required.

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Product Parameters

  • Part Number EE277455
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number EE277455-277565
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 45.5"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 4.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.25"
  • Cone Frontface Backing Diameter 47.05"
  • Cone Backface Backing Diameter 47.44"
  • Cage Cone Frontface Clearance 0.21"
  • Cage Cone Backface Clearance 0.48"
  • Effective Center Location 3.46"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 908000 lbf
  • Static Radial Load 2920000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 235000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 1580000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 146000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 410000 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of EE277455 Bearing

EE277455 Bearing is crafted from high-quality chrome steel, ensuring durability under combined loads.
Its tapered roller design efficiently handles both radial and thrust forces, making it versatile for various applications.

The steel cage maintains proper roller alignment, reducing friction and wear during operation.
With a dynamic radial load capacity of 908,000 lbf, it performs reliably in demanding conditions.

EE277455 Bearing operates smoothly within a temperature range of -30° to 110°C, suitable for diverse environments.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different industrial setups.

The precise cone width tolerance of +0.003″ to -0.01 ensures easy installation and consistent performance.
This bearing meets ABEC-1 standards, offering reliable precision for general industrial use.

Application

Industrial Uses of EE277455 Bearing
EE277455 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, EE277455 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, EE277455 Bearing’s open design allows for easy lubrication and maintenance, reducing downtime. The steel cage adds stability, making it suitable for continuous operation.

Where Is EE277455 Bearing Used?
EE277455 Bearing can be found in agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and rough terrain. The standard radial clearance ensures smooth operation even in dusty environments.

Built for Heavy-Duty Use: EE277455 Bearing
EE277455 Bearing excels in railway applications, particularly in axle boxes where its tapered rollers manage both radial and axial forces. The ABEC-1 rating provides adequate precision for these demanding scenarios.

Automotive vs Aerospace: Applications of EE277455 Bearing
In automotive settings, EE277455 Bearing supports drivetrain components, while in aerospace, it’s used in landing gear systems for its load-handling capabilities. The temperature range suits both environments well.

What Makes EE277455 Bearing a Preferred Choice?
EE277455 Bearing is favoured for its versatility in industrial and automotive sectors, offering a balance of strength and ease of maintenance. The steel cage and chrome steel rings contribute to its long service life.

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