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TS (Single Row Tapered Roller Bearings) (Imperial) 6559V-6521

TS (Single Row Tapered Roller Bearings) (Imperial) 6559V-6521

The 6559V-6521 is a single-row tapered roller bearing with a 3.25″ bore and 6.3125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 98800 lbf radial and 17600 lbf thrust, suitable for heavy-duty applications.

Its open design allows for 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 use in industrial machinery or automotive systems where combined loads are common.

Weighing 10.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 6559V-6521
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 6.3125" x 2.125"
  • Bore Dia 3.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.3125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.1693"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.125"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.56"
  • Cone Backface Backing Diameter 4.09"
  • Cup Frontface Backing Diameter 6.08"
  • Cup Backface Backing Diameter 5.55"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.15"
  • Effective Center Location -0.52"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 6559V
  • Cup Part Number 6521
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 6500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 98800 lbf
  • Static Radial Load 118000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 25600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 17600 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 10.9 lb

Features

How Does 6559V-6521 Bearing Handle Combined Loads?

6559V-6521 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 98,800 lbf, making it suitable for demanding industrial applications.

The single-row tapered roller design ensures effective load distribution, enhancing durability.
With a standard radial clearance, it provides reliable performance in various operating conditions.

6559V-6521 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing friction and extending service life.

Its ABEC-1 rating guarantees consistent precision for general industrial use.
The open design simplifies lubrication, keeping maintenance straightforward.

Application

Industrial Uses of 6559V-6521 Bearing
6559V-6521 Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.
In automotive applications, 6559V-6521 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American-made vehicles.

Where Is 6559V-6521 Bearing Used?
You’ll often find 6559V-6521 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands dusty and high-load environments. The open seal type allows for easy lubrication, extending its service life.
For industrial fans and pumps, 6559V-6521 Bearing offers smooth operation and low maintenance, thanks to its standard radial clearance and steel cage.

Built for Heavy-Duty Use: 6559V-6521 Bearing
6559V-6521 Bearing excels in conveyor systems, handling both radial and thrust loads with ease. Its ABEC-1 rating ensures consistent performance without over-engineering for general applications.
In material handling equipment, 6559V-6521 Bearing’s tapered rollers reduce friction, improving efficiency and reducing wear over time. The inch dimensions make it easy to replace in existing systems.

Automotive vs Aerospace: Applications of 6559V-6521 Bearing
In automotive settings, 6559V-6521 Bearing is ideal for drivetrain components, offering a balance of strength and precision. The chrome steel rollers handle high speeds and loads typical in vehicles.
For aerospace ground support equipment, 6559V-6521 Bearing provides reliable performance in load-bearing applications, though it’s not typically used in-flight due to its standard temperature range.

Q&A

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