TS (Single Row Tapered Roller Bearings) (Imperial) 559-552A

The 559-552A is a single-row tapered roller bearing with a 2.5″ bore and 4.875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 50800 lbf radially and 7810 lbf thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 applications where combined loads are common.

Weighing 4.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Description

Features

Application

Q&A

Product Parameters

Part Number 559-552A
Brand TFL
Interchangeable Timken
Size 2.5" x 4.875" x 1.5"
Bore Dia 2.5"
Bore Dia Tolerance +0.005" to 0
Outer Dia 4.875"
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 3.57"
Cone Backface Backing Diameter 3.19"
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 559
Cup Part Number 552A
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 50800 lbf
Static Radial Load 55700 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 13200 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7810 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 4.4 lb

Features

How Does 559-552A Bearing Handle Combined Loads?

559-552A Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 50,800 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.

What Makes 559-552A Bearing Suitable for Heavy-Duty Applications?

559-552A Bearing features a single-row tapered roller design, ideal for handling combined loads efficiently.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 7,810 lbf makes it suitable for high-stress applications.
The open seal type allows for easy lubrication, maintaining performance over time.

Engineered for Precision: 559-552A Bearing

559-552A Bearing is precision-crafted with a steel cage, ensuring consistent roller positioning for reduced wear.
The tapered roller design enhances load distribution, improving efficiency and longevity.
With an ABEC-1 rating, it meets standard precision requirements for various industrial uses.
Its effective center location of -0.37″ ensures proper alignment in assembly.

Application

Common Applications of 559-552A Bearing
559-552A Bearing is widely used in industrial machinery, especially in heavy-duty equipment like conveyor systems and gearboxes. Its tapered roller design handles combined loads efficiently, making it reliable for continuous operation.

In automotive applications, 559-552A Bearing fits well in truck wheel hubs and drivetrains, where its chrome steel construction ensures durability. The imperial sizing makes it a straightforward replacement for Timken bearings in older vehicles.

For agricultural machinery, 559-552A Bearing’s robust build withstands harsh conditions, such as in tractors and harvesters. The open design simplifies lubrication, which is essential for equipment exposed to dust and debris.

In construction equipment, 559-552A Bearing supports axial and radial loads in cranes and excavators. Its standard radial clearance allows for smooth performance even under varying load conditions.