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664-654DC TDO (Two-Row Double-Outer Race) (Imperial)

664-654DC TDO (Two-Row Double-Outer Race) (Imperial)

The 664-654DC is a double-row tapered roller bearing with a 3.3125″ bore and 6″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 96,700 lbf and is designed 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 features a standard radial clearance and is ABEC-1 rated for reliable performance. Ideal for industrial machinery or automotive systems where high radial and thrust loads are common.

Weighing 14.73 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 664-654DC
  • Brand TFL
  • Size 3.3125" x 6" x 1.625"
  • Bore Dia 3.3125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 3"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.625"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.7499"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.06"
  • Cone Backface Backing Diameter 3.94"
  • Cup Frontface Backing Diameter 5.57"
  • Cage Cone Backface Clearance 0.17"
  • Dynamic Radial Load 96700 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 664
  • Cup Part Number 654DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 655
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 14400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 10100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 25100 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 14.73 lb

Features

How Does 664-654DC Bearing Handle Combined Loads?

664-654DC Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 96,700 lbf, ensuring reliable performance in demanding conditions.
The double-row tapered roller design distributes loads evenly, reducing stress and extending service life.
With a standard radial clearance, it provides smooth operation across various applications.

What Makes 664-654DC Bearing Suitable for High-Temperature Applications?

664-654DC Bearing operates effectively in temperatures ranging from -30° to 110°C, maintaining performance in diverse environments.
The chrome steel construction resists heat-induced wear, ensuring durability under thermal stress.
Its open design allows for proper lubrication, which is essential for high-temperature reliability.
This makes it a dependable choice for industrial and heavy machinery applications.

Engineered for Precision: 664-654DC Bearing

664-654DC Bearing features tight tolerances, with bore and outer diameter tolerances as precise as +0.001″ to 0.
The double-row tapered roller design ensures accurate load distribution and smooth rotation.
Its steel cage maintains roller alignment, enhancing precision and reducing operational noise.
This makes it ideal for applications requiring consistent and reliable performance.

Application

Key Fields for 664-654DC Bearing
The 664-654DC Bearing is widely used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 664-654DC Bearing supports large axles and wheel hubs, providing stability under heavy loads. The inch sizing makes it a common choice for North American vehicle models.

For industrial automation, 664-654DC Bearing is often found in conveyor systems and robotic arms, where its tapered roller design offers smooth motion. The open seal type allows for easy lubrication and maintenance.

In agricultural machinery, 664-654DC Bearing is used in tractors and harvesters, where its robust build withstands rough conditions. The standard radial clearance ensures reliable performance over long periods.

The 664-654DC Bearing is also suitable for wind turbines, where its high dynamic load capacity handles the stresses of rotational forces. The steel cage adds extra strength for prolonged use.

Q&A

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