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64450W-64700DC TDO (Two-Row Double-Outer Race) (Imperial)

64450W-64700DC TDO (Two-Row Double-Outer Race) (Imperial)

The 64450W-64700DC is a double-row tapered roller bearing with a 4.5″ bore and 7″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 108,000 lbf and works well in temperatures from -30°C to 110°C.

Its open design allows easy lubrication, while the steel cage ensures smooth operation under heavy loads. The bearing comes in standard radial clearance but is also available in C3, C4, or C5 options for different fits.

This model is part of the 64000 series, ideal for industrial machinery or heavy equipment where high radial and thrust loads are common. Weighing 16.44 lb, it’s robust yet manageable for its size.

Compliant with RoHS and REACH standards, it’s a reliable choice for replacements or new installations. The ABEC-1 rating ensures consistent performance for most general applications.

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Product Parameters

  • Part Number 64450W-64700DC
  • Brand TFL
  • Size 4.5" x 7" x 1.625"
  • Bore Dia 4.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.75"
  • 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 3.6249"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 5.16"
  • Cup Frontface Backing Diameter 6.81"
  • Cage Cone Backface Clearance 0.2"
  • Dynamic Radial Load 108000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 64450W
  • Cup Part Number 64700DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 64000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 16000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 14100 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 27900 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 16.44 lb

Features

How Is 64450W-64700DC Bearing Engineered for Reliability?

64450W-64700DC Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, even under heavy dynamic radial loads up to 108,000 lbf.
The precision-engineered cage keeps rollers aligned, reducing wear and extending service life.
With a standard radial clearance and ABEC-1 rating, it balances performance and reliability in various applications.

What Makes 64450W-64700DC Bearing Suitable for High-Temperature Applications?

64450W-64700DC Bearing operates efficiently within a temperature range of -30° to 110°C, making it suitable for demanding environments.
Its chrome steel rollers and rings maintain structural integrity under thermal stress.
The open design allows for proper lubrication, ensuring smooth operation even in high-heat conditions.
This bearing is ideal for applications where temperature fluctuations are common.

Built for Durability: 64450W-64700DC Bearing

64450W-64700DC Bearing is constructed with high-quality chrome steel, offering excellent resistance to wear and fatigue.
Its double-row tapered roller design distributes loads evenly, enhancing longevity.
The steel cage ensures roller alignment, reducing friction and maintenance needs.
With a dynamic radial load capacity of 108,000 lbf, it is built to withstand heavy-duty use.

Application

Industrial Uses of 64450W-64700DC Bearing
The 64450W-64700DC Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently.
Its chrome steel construction ensures durability in harsh environments, making it a reliable choice for industrial applications.

Where Is 64450W-64700DC Bearing Used?
You’ll often find the 64450W-64700DC Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides stability under heavy loads.
The open seal type allows for easy lubrication, extending its lifespan in dusty or high-wear conditions.

Built for Heavy-Duty Use: 64450W-64700DC Bearing
This bearing excels in automotive applications, particularly in truck wheel hubs, where its robust design supports high radial and thrust demands.
The inch sizing makes it compatible with a wide range of North American machinery, simplifying replacements and repairs.

Automotive vs Aerospace: Applications of 64450W-64700DC Bearing
In automotive systems, the 64450W-64700DC Bearing is ideal for axles and differentials, thanks to its combined load capacity.
While not typically used in aerospace, its precision and strength make it suitable for ground support equipment and heavy-duty transport vehicles.

Perfect Fit for Automation: 64450W-64700DC Bearing
The 64450W-64700DC Bearing works well in automated conveyor systems, where its double-row design ensures smooth operation under varying loads.
Its standard radial clearance and ABEC-1 rating provide consistent performance without requiring frequent adjustments.

Q&A

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