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655-654D TDO (Two-Row Double-Outer Race) (Imperial)

655-654D TDO (Two-Row Double-Outer Race) (Imperial)

The 655-654D is a two-row tapered roller bearing with a 2.75″ bore and 6″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads with a dynamic radial capacity of 96,700 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing comes in standard radial clearance but is also available in C3, C4, or C5 options for specific needs.

This double-row design is ideal for applications like heavy machinery or industrial gearboxes where high radial and thrust loads are common. Weighing 17.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for various industrial uses.

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Product Parameters

  • Part Number 655-654D
  • Brand TFL
  • Size 2.75" x 6" x 1.625"
  • Bore Dia 2.75"
  • Bore Dia Tolerance +0.005" 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 3.46"
  • 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 655
  • Cup Part Number 654D
  • 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 17.2 lb

Features

Performance Features of 655-654D Bearing

655-654D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 96,700 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This construction allows 655-654D Bearing to handle both radial and thrust loads efficiently.

With a temperature range of -30° to 110°C, it performs well in various operating conditions.
The standard radial clearance options provide flexibility for different installation needs.

655-654D Bearing requires lubrication to maintain smooth operation and extend service life.
Its steel cage keeps the rollers aligned, reducing wear and improving durability.

Application

Industrial Uses of 655-654D Bearing
The 655-654D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in tough environments.

Where Is 655-654D Bearing Used?
You’ll often find 655-654D Bearing in agricultural machinery, like tractors and harvesters, where its robust design supports high loads and rough terrain. The open seal type allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 655-654D Bearing
This bearing excels in industrial gearboxes, providing reliable performance under constant stress. Its tapered roller design distributes loads evenly, reducing wear and tear over time.

Automotive vs Aerospace: Applications of 655-654D Bearing
In automotive applications, 655-654D Bearing is ideal for wheel hubs and differentials, offering stability under heavy loads. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Perfect Fit for Automation: 655-654D Bearing
The 655-654D Bearing works well in automated conveyor systems, where its double-row construction ensures smooth operation. Its standard radial clearance allows for consistent performance in varying temperatures.

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