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477-472DC TDO (Two-Row Double-Outer Race) (Imperial)

477-472DC TDO (Two-Row Double-Outer Race) (Imperial)

The 477-472DC is a double-row tapered roller bearing with a 2.5″ bore and 4.7244″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 56100 lbf and is designed for long-lasting performance.

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 is part of the 475 series, featuring standard cups and a robust double-row construction. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 7.000 lb, it’s a solid choice for demanding environments. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 477-472DC
  • Brand TFL
  • Size 2.5" x 4.7244" x 1.142"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.7244"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.142"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.5625"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.87"
  • Cup Frontface Backing Diameter 4.53"
  • Cage Cone Backface Clearance 0.04"
  • Dynamic Radial Load 56100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 477
  • Cup Part Number 472DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 475
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 8360 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 5500 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 14600 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 7.000 lb

Features

How Does 477-472DC Bearing Handle Combined Loads?

477-472DC Bearing features a double-row tapered roller design, ideal for handling both radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 56,100 lbf.
The steel cage maintains roller alignment, reducing friction and extending bearing life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

Performance Features of 477-472DC Bearing

477-472DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its double-row design provides stability, making it suitable for heavy-duty machinery.
The bearing requires regular lubrication to maintain optimal performance over time.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Why Choose 477-472DC Bearing for Heavy-Duty Applications?

477-472DC Bearing’s tapered rollers distribute loads evenly, enhancing its load-bearing capacity.
The chrome steel rollers and rings resist wear, ensuring long-term reliability.
Its open design allows for easy inspection and maintenance during operation.
The bearing’s standard radial clearance options provide flexibility for different installation needs.

Built for Reliability: 477-472DC Bearing

477-472DC Bearing’s double-row construction increases its radial and thrust load capabilities.
The steel cage ensures smooth roller movement, reducing operational noise.
With a dynamic radial rating of 14,600 lbf for two rows, it handles demanding conditions.
Its inch-sized dimensions make it compatible with various industrial equipment.

Material Composition of 477-472DC Bearing

477-472DC Bearing uses chrome steel for both rings and rollers, offering excellent strength.
The steel cage provides robust support, maintaining roller alignment under heavy loads.
This material combination ensures resistance to wear and prolonged service life.
Regular lubrication helps maintain smooth operation and reduces friction.

Application

Industrial Uses of 477-472DC Bearing
The 477-472DC 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 477-472DC Bearing Used?
You’ll often find 477-472DC Bearing in agricultural machinery, such as tractor transmissions and harvesters, where its tapered roller design provides reliable performance. The inch sizing makes it a good fit for North American equipment.

Built for Heavy-Duty Use: 477-472DC Bearing
477-472DC Bearing excels in industrial gearboxes, offering smooth operation under high loads. Its open design allows for easy lubrication, extending service life in continuous-use applications.

Automotive vs Aerospace: Applications of 477-472DC Bearing
In automotive systems, 477-472DC Bearing supports wheel hubs and differentials, while in aerospace, it’s used in landing gear assemblies. The ABEC-1 rating ensures consistent precision for both industries.

Key Fields for 477-472DC Bearing
477-472DC Bearing is a popular choice for rail and marine applications, where its robust design withstands vibrations and heavy loads. The standard radial clearance option suits most general machinery needs.

Q&A

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