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463-452DC TDO (Two-Row Double-Outer Race) (Imperial)

463-452DC TDO (Two-Row Double-Outer Race) (Imperial)

The 463-452DC is a double-row tapered roller bearing with a 1.875″ bore and 4.25″ outer diameter, built from sturdy chrome steel. It handles combined loads well, with a dynamic radial capacity of 53,100 lbf and smooth operation up to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing’s double-row construction provides stability, making it suitable for high-load scenarios.

This model fits standard applications where radial and thrust loads are present, such as in industrial gearboxes or heavy machinery. It’s compliant with RoHS and REACH standards for safe use.

Weighing 6.13 lb, it’s robust yet manageable for its size, with standard radial clearance options for flexibility in installation.

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Product Parameters

  • Part Number 463-452DC
  • Brand TFL
  • Size 1.875" x 4.25" x 1.1542"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1542"
  • 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 2.56"
  • Cup Frontface Backing Diameter 3.96"
  • Cage Cone Backface Clearance 0.07"
  • Dynamic Radial Load 53100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 463
  • Cup Part Number 452DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 455
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 7900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 4540 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 13800 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 6.130 lb

Features

How Is 463-452DC Bearing Engineered for Reliability?

463-452DC Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 53,100 lbf.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Structural Advantages of 463-452DC Bearing

463-452DC Bearing’s double-row design enhances load distribution, improving performance under heavy loads.
Precision tolerances on bore and outer diameters ensure a secure fit and smooth operation.
The tapered roller construction minimises wear, even in demanding applications.
Its standard radial clearance options offer flexibility for different installation needs.

Why Choose 463-452DC Bearing for Precision Tasks?

463-452DC Bearing’s ABEC-1 rating guarantees consistent precision in industrial applications.
The chrome steel rollers and rings provide excellent wear resistance for long-term reliability.
With dynamic radial ratings up to 13,800 lbf for two rows, it handles substantial loads effortlessly.
Its open design allows for easy lubrication, maintaining optimal performance over time.

Designed for Durability: 463-452DC Bearing

463-452DC Bearing’s robust construction withstands heavy combined loads without compromising performance.
The steel cage and chrome steel components resist wear, ensuring extended service life.
Precision-engineered tolerances maintain stability across its operating temperature range.
This bearing’s double-row design offers superior load capacity in a compact size.

Application

Industrial Uses of 463-452DC Bearing
The 463-452DC 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 demanding environments.

In automotive applications, 463-452DC Bearing supports axle systems and wheel hubs, providing reliable performance under varying loads. The inch sizing makes it a versatile choice for North American vehicle models.

For industrial automation, 463-452DC Bearing is ideal for conveyor systems and robotic arms, where its tapered roller design offers smooth operation. The open seal type allows for easy lubrication, extending its service life.

Where Is 463-452DC Bearing Used?
You’ll often find 463-452DC Bearing in agricultural machinery, like tractors and harvesters, where its robust design withstands harsh conditions. The standard radial clearance ensures consistent performance even with heavy loads.

In material handling equipment, such as forklifts and cranes, 463-452DC Bearing provides stability and reduces friction. Its steel cage enhances strength, making it suitable for high-stress applications.

Built for Heavy-Duty Use: 463-452DC Bearing
The 463-452DC Bearing excels in forestry equipment, where its tapered rollers manage uneven loads effortlessly. Its temperature range of -30° to 110°C ensures reliability in extreme weather conditions.

For railway applications, 463-452DC Bearing is used in bogies and drivetrains, offering long-lasting performance. The ABEC-1 rating balances precision and cost-effectiveness for these critical components.

Automotive vs Aerospace: Applications of 463-452DC Bearing
In automotive systems, 463-452DC Bearing is favoured for its load capacity in differentials and transmissions. Its inch measurements align with standard US manufacturing specifications.

While not typically used in aerospace, 463-452DC Bearing finds its place in ground support equipment, where durability and ease of maintenance are key. The open design simplifies inspections and lubrication.

Q&A

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