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

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

The 559-552 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 various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. 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 systems where combined loads are common.

Weighing 4.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments.

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Product Parameters

  • Part Number 559-552
  • 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 1.3125"
  • 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 552
  • 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 4.5 lb

Features

Performance Features of 559-552 Bearing

559-552 Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 50,800 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, enhancing durability and reducing wear.
With a standard radial clearance, it provides reliable operation in various industrial settings.

559-552 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility in different environments.
The steel cage maintains roller alignment, contributing to smooth and efficient performance.

Application

Industrial Uses of 559-552 Bearing
559-552 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 559-552 Bearing fits well in wheel hubs and differential systems, providing reliable performance under radial and thrust loads. Its imperial sizing makes it a straightforward choice for North American vehicle designs.

For industrial conveyor systems, 559-552 Bearing’s open design allows for easy lubrication, extending service life in high-load environments. The steel cage adds stability, making it suitable for continuous operation.

Where Is 559-552 Bearing Used?
You’ll often find 559-552 Bearing in mining equipment, where its robust design handles heavy radial and axial loads. The tapered rollers distribute stress evenly, reducing wear over time.

In wind turbines, 559-552 Bearing supports rotor shafts, thanks to its ability to manage dynamic loads. The ABEC-1 rating ensures consistent performance in variable weather conditions.

Built for Heavy-Duty Use: 559-552 Bearing
559-552 Bearing excels in forestry machinery, where its combined load capacity handles rough terrain. The standard radial clearance option makes it adaptable to various operational needs.

For railway applications, 559-552 Bearing’s temperature range (-30° to 110°C) ensures reliability in diverse climates. Its steel cage and chrome steel rollers offer long-term stability under constant vibration.

Automotive vs Aerospace: Applications of 559-552 Bearing
In automotive drivetrains, 559-552 Bearing handles high torque and thrust loads, making it ideal for trucks and off-road vehicles. The inch sizing simplifies replacements in older models.

While not typically used in aerospace, 559-552 Bearing’s precision suits industrial pumps and compressors. Its dynamic radial load capacity (50,800 lbf) ensures smooth operation in high-pressure systems.

Q&A

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