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TS (Single Row Tapered Roller Bearings) (Imperial) 554-553A

TS (Single Row Tapered Roller Bearings) (Imperial) 554-553A

The 554-553A is a single-row tapered roller bearing with a 2.4375″ bore and 4.9213″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 42900 lbf radially and 6590 lbf thrust, suitable for demanding applications.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy machinery or automotive uses where combined loads are common.

Weighing 4.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 554-553A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.4375" x 4.9213" x 1.5"
  • Bore Dia 2.4375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.9213"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.444"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.8"
  • Cone Backface Backing Diameter 3.03"
  • Cup Frontface Backing Diameter 4.60"
  • Cup Backface Backing Diameter 4.29"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.37"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 554
  • Cup Part Number 553A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 555
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 42900 lbf
  • Static Radial Load 55700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6590 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 4.6 lb

Features

Performance Features of 554-553A Bearing

554-553A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 42,900 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 554-553A Bearing Engineered for Reliability?

554-553A Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction enhances durability, while the steel cage ensures smooth operation.
Its standard radial clearance allows for flexibility in different applications.
This bearing is interchangeable with Timken models, providing versatility and ease of replacement.

Built for Durability: 554-553A Bearing

554-553A Bearing’s single-row construction ensures stability under heavy combined loads.
The precise cone and cup dimensions enhance alignment, reducing wear over time.
With a static radial load capacity of 55,700 lbf, it is suitable for robust industrial use.
Its ABEC-1 rating guarantees consistent performance in various mechanical systems.

Steel vs Ceramic Bearings: Strengths of 554-553A Bearing

554-553A Bearing uses chrome steel for both rollers and rings, offering excellent strength and wear resistance.
This material choice ensures reliable performance in high-load applications without the brittleness of ceramics.
The steel cage further enhances durability, making it a practical choice for industrial settings.
Its compatibility with standard lubrication simplifies maintenance and extends service life.

Application

Industrial Uses of 554-553A Bearing
554-553A Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 554-553A Bearing fits well in wheel hubs and differential systems, thanks to its precise inch measurements. Its open design allows for easy lubrication, extending service life.

For industrial gearboxes, 554-553A Bearing provides reliable performance under high radial and thrust loads. The steel cage adds strength, making it suitable for continuous operation.

Where Is 554-553A Bearing Used?
You’ll often find 554-553A Bearing in agricultural machinery, where its robust design handles rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In mining equipment, 554-553A Bearing’s high dynamic load capacity makes it a dependable choice. Its compatibility with Timken models simplifies replacements and maintenance.

Built for Heavy-Duty Use: 554-553A Bearing
554-553A Bearing excels in conveyor systems, where its tapered rollers manage both radial and axial forces. The ABEC-1 rating balances precision and cost-effectiveness for industrial use.

In forestry machinery, 554-553A Bearing’s temperature range suits outdoor operations. The steel cage and chrome steel rollers ensure long-lasting performance under heavy loads.

Automotive vs Aerospace: Applications of 554-553A Bearing
In automotive drivetrains, 554-553A Bearing handles high torque and load variations. Its inch sizing aligns with many North American vehicle standards.

For aerospace ground equipment, 554-553A Bearing’s reliability supports maintenance tools and loading systems. The open seal type allows for easy inspection and lubrication.

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