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52400W-52637DC TDO (Two-Row Double-Outer Race) (Imperial)

52400W-52637DC TDO (Two-Row Double-Outer Race) (Imperial)

The 52400W-52637DC is a double-row tapered roller bearing with a 4-inch bore and 6.375-inch outer diameter, built from sturdy chrome steel. It handles combined loads up to 87,500 lbf and is designed for long-lasting performance in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing works well in temperatures from -30°C to 110°C, making it versatile for various environments.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for heavy-duty applications like industrial gearboxes or large machinery where combined loads are common.

Weighing 12.53 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for replacements or new installations.

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Product Parameters

  • Part Number 52400W-52637DC
  • Brand TFL
  • Size 4" x 6.3750" x 1.4219"
  • Bore Dia 4"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.3750"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.4375"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.4219"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.2498"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 4.61"
  • Cup Frontface Backing Diameter 6.08"
  • Cage Cone Backface Clearance 0.16"
  • Dynamic Radial Load 87500 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 52400W
  • Cup Part Number 52637DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 52000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 13000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 10600 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 22700 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 12.53 lb

Features

How Is 52400W-52637DC Bearing Engineered for Reliability?

52400W-52637DC 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 87,500 lbf.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 52400W-52637DC Bearing Suitable for Heavy-Duty Applications?

52400W-52637DC Bearing is built with precision tolerances, ensuring consistent performance under heavy loads.
Its double-row design distributes stress evenly, enhancing durability and reducing maintenance needs.
The chrome steel rollers and rings resist wear, making it ideal for demanding environments.
With standard radial clearance options, it offers flexibility for different operational requirements.

Structural Advantages of 52400W-52637DC Bearing

52400W-52637DC Bearing’s tapered roller design provides excellent load distribution, minimising stress concentrations.
The steel cage ensures smooth roller movement, reducing friction and noise.
Its open construction allows for easy lubrication, maintaining optimal performance.
With an ABEC-1 rating, it balances precision and cost-effectiveness for industrial applications.

Application

Industrial Uses of 52400W-52637DC Bearing
52400W-52637DC Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in harsh environments.

In automotive applications, 52400W-52637DC Bearing supports large vehicle axles and drivetrains, providing reliable performance under high stress. Its inch sizing makes it a preferred choice for North American and UK-based manufacturers.

For industrial automation, 52400W-52637DC Bearing is ideal for robotic arms and conveyor systems, where precision and load capacity are key. The open seal design allows for easy lubrication, extending service life.

Where Is 52400W-52637DC Bearing Used?
52400W-52637DC Bearing finds its place in wind turbine systems, where its tapered roller design manages variable loads efficiently. The steel cage adds stability during high-speed rotations.

In agricultural machinery, 52400W-52637DC Bearing ensures smooth operation in tractors and harvesters, even under dusty conditions. Its standard radial clearance offers flexibility for different operational needs.

Built for Heavy-Duty Use: 52400W-52637DC Bearing
52400W-52637DC Bearing excels in railway applications, supporting freight car axles with its robust construction. The ABEC-1 rating balances precision and cost-effectiveness for large-scale use.

For marine equipment, 52400W-52637DC Bearing withstands corrosive environments while maintaining performance. Its temperature range suits both cold and moderate climates.

Automotive vs Aerospace: Applications of 52400W-52637DC Bearing
In automotive settings, 52400W-52637DC Bearing is trusted for heavy-duty truck wheel hubs, offering long-lasting reliability. The dynamic load ratings ensure safety under varying conditions.

For aerospace ground support, 52400W-52637DC Bearing aids in cargo handling systems, where its inch measurements align with imperial-standard machinery. The tapered rollers distribute loads evenly.

Q&A

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