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TS (Single Row Tapered Roller Bearings) (Imperial) 6580-6521

TS (Single Row Tapered Roller Bearings) (Imperial) 6580-6521

The 6580-6521 is a single-row tapered roller bearing with a 3.5″ bore and 6.3125″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 98800 lbf radial and 17600 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery or automotive applications where combined loads are common.

Weighing 10.1 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 6580-6521
  • Brand TFL
  • Interchangeable Timken
  • Size 3.5" x 6.3125" x 2.125"
  • Bore Dia 3.5"
  • 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 4.72"
  • Cone Backface Backing Diameter 4.45"
  • 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 6580
  • 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 10.1 lb

Features

Performance Features of 6580-6521 Bearing

6580-6521 Bearing is built with chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 98,800 lbf, making it suitable for heavy-duty applications.
The single-row tapered roller design provides stability and efficient load distribution.
With a standard radial clearance, it offers reliable performance in various operating conditions.

How Is 6580-6521 Bearing Engineered for Reliability?

6580-6521 Bearing features precise cone and cup width tolerances, ensuring accurate alignment during operation.
The steel cage maintains roller positioning, reducing friction and wear.
Its effective center location of -0.52″ enhances load-handling capabilities.
Designed for combined loads, it performs well in both radial and thrust applications.

Built for Durability: 6580-6521 Bearing

6580-6521 Bearing’s chrome steel construction resists wear, extending its service life.
It operates efficiently within a temperature range of -30° to 110°C, adapting to various environments.
The tapered roller design ensures smooth operation even under high radial loads.
With a static radial load capacity of 118,000 lbf, it handles demanding industrial tasks.

Application

Industrial Uses of 6580-6521 Bearing
6580-6521 Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

What Makes 6580-6521 Bearing a Preferred Choice?
In automotive applications, 6580-6521 Bearing fits well in wheel hubs and differential systems, thanks to its precise inch measurements and robust load capacity. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 6580-6521 Bearing
For industrial fans and pumps, 6580-6521 Bearing offers reliable performance with its standard radial clearance and ABEC-1 rating. The steel cage adds stability, making it suitable for continuous operation.

Automotive vs Aerospace: Applications of 6580-6521 Bearing
While 6580-6521 Bearing excels in truck axles and agricultural machinery, its precision also makes it useful in aerospace landing gear components. The temperature range of -30° to 110°C ensures versatility across climates.

Q&A

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