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

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

The 64450-64700DC is a double-row tapered roller bearing with a 4.5″ bore and 7″ outer diameter, built from sturdy chrome steel for heavy-duty use. It handles combined loads up to 108,000 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation even under high stress. The bearing works reliably in temperatures from -30°C to 110°C.

This model features a standard radial clearance and is ABEC-1 rated, making it suitable for general industrial applications. Ideal for machinery requiring robust support, such as gearboxes or heavy equipment.

Weighing 16.94 lb, it’s built to endure tough conditions while maintaining stability. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 64450-64700DC
  • 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 64450
  • 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 16.94 lb

Features

Performance Features of 64450-64700DC Bearing

64450-64700DC Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 108000 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This construction allows 64450-64700DC 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.

64450-64700DC Bearing requires regular lubrication for optimal performance.
Its steel cage ensures proper roller alignment, reducing wear and extending service life.

Application

Industrial Uses of 64450-64700DC Bearing
The 64450-64700DC Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

Where Is 64450-64700DC Bearing Used?
You’ll often find 64450-64700DC Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design provides stability under heavy loads. The inch sizing makes it a fit for North American equipment standards.

Built for Heavy-Duty Use: 64450-64700DC Bearing
In industrial fans and pumps, 64450-64700DC Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds robustness, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 64450-64700DC Bearing
In automotive applications, 64450-64700DC Bearing supports axles and wheel hubs, while in aerospace, it’s suited for auxiliary systems due to its high load capacity. The temperature range ensures performance in varied conditions.

Essential Roles of 64450-64700DC Bearing
For conveyor systems in warehouses, 64450-64700DC Bearing’s standard radial clearance offers smooth operation. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

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