+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 557-553A

TS (Single Row Tapered Roller Bearings) (Imperial) 557-553A

The 557-553A is a single row tapered roller bearing with a 2.1654″ bore and 4.9213″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 42900 lbf radially and 6590 lbf thrust, making it robust for heavy-duty use.

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 various industrial conditions.

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

Weighing 5 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 557-553A
  • Brand TFL
  • Interchangeable Timken
  • Size 2.1654" x 4.9213" x 1.5"
  • Bore Dia 2.1654"
  • 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 2.6"
  • Cone Backface Backing Diameter 2.83"
  • 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 557
  • 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 5 lb

Features

Performance Features of 557-553A Bearing

557-553A 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 heavy-duty applications.
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 557-553A Bearing for Precision Tasks?

557-553A Bearing’s tapered roller design ensures precise load distribution and smooth operation.
The chrome steel construction provides durability, even under high radial and thrust loads.
Its standard radial clearance options allow for flexibility in different applications.
The bearing requires regular lubrication to maintain optimal performance over time.

Engineered for Reliability: 557-553A Bearing

557-553A Bearing features a single-row construction, ideal for handling combined loads efficiently.
The chrome steel rollers and rings enhance wear resistance, prolonging service life.
With a static radial load capacity of 55,700 lbf, it excels in demanding industrial settings.
The open design simplifies maintenance, though regular lubrication is recommended.

Steel vs Ceramic Bearings: Strengths of 557-553A Bearing

557-553A Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice ensures excellent durability and load-bearing capacity in industrial applications.
The bearing’s ABEC-1 rating confirms its precision for general-purpose use.
Its standard radial clearance makes it versatile for various installation requirements.

Application

Industrial Uses of 557-553A Bearing
557-553A 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.

What Makes 557-553A Bearing a Preferred Choice?
In automotive applications, 557-553A Bearing fits well in wheel hubs and differential systems, thanks to its precise imperial sizing. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 557-553A Bearing
For industrial fans and pumps, 557-553A Bearing’s high dynamic load capacity makes it reliable for continuous operation. Its steel cage provides stability under varying temperatures.

Automotive vs Aerospace: Applications of 557-553A Bearing
In automotive settings, 557-553A Bearing supports drivetrain components, while its robust design also suits aerospace auxiliary systems. The ABEC-1 rating ensures consistent performance.

Where Is 557-553A Bearing Used?
You’ll find 557-553A Bearing in agricultural machinery, where its tapered rollers manage uneven loads effortlessly. The standard radial clearance offers flexibility for different operational needs.

Q&A

SEND INQUIRY