558-552D TDO (Two-Row Double-Outer Race) (Imperial)

The 558-552D is a double-row tapered roller bearing with a 2.375″ bore and 4.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 88500 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works well in temperatures from -30°C to 110°C, making it suitable for various environments.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for heavy-duty applications like industrial gearboxes or construction equipment where combined loads are common.

Weighing 9.32 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a dependable choice for replacements or new installations.

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Description

Features

Application

Q&A

Product Parameters

Part Number 558-552D
Brand TFL
Size 2.375" x 4.875" x 1.444"
Bore Dia 2.375"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.875"
Outer Dia Tolerance +0.001" to 0
Double Cup Width 2.5"
Double Cup Width Tolerance +0.003" to -0.01
Cone Width 1.444"
Cone Width Tolerance +0.002" to -0.01
Bearing Width Across Cups 3.1249"
Bearing Width Across Cups Tolerance +0.008" to 0
Cup Backface ToClear Radius 0.06"
Cone Backface Backing Diameter 2.99"
Cup Frontface Backing Diameter 4.56"
Cage Cone Backface Clearance 0.07"
Dynamic Radial Load 88500 lbf
System of Measurement Inch
Type Bearing
Cone Part Number 558
Cup Part Number 552D
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Double Row
Seal Type Open
Cups Type Standard
Series 555
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Rating(One Row 90 Million Revolutions) 13200 lbf
Dynamic Thrust Rating(90 Million Revolutions) 7810 lbf
Dynamic Radial Rating(Two Row 90 Million Revolutions) 22900 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 9.32 lb

Features

Performance Features of 558-552D Bearing

558-552D Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 88,500 lbf, making it suitable for heavy-duty applications.

The double-row tapered roller design ensures stability and efficient load distribution.
With a standard radial clearance, it provides reliable operation in various industrial settings.

558-552D Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing wear and extending the bearing’s service life.

Application

Industrial Uses of 558-552D Bearing
The 558-552D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 558-552D Bearing supports large axles and wheel hubs, providing reliable performance under heavy loads. The inch sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial conveyor systems, 558-552D Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The tapered roller design also helps distribute loads evenly, reducing wear.

Where Is 558-552D Bearing Used?
You’ll often find 558-552D Bearing in agricultural machinery, where its robust design withstands rough conditions. The standard radial clearance ensures smooth operation even with varying loads.

In material handling equipment, 558-552D Bearing’s high dynamic radial load capacity makes it ideal for heavy lifting. The steel cage adds extra strength, preventing deformation under stress.