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52394X-52637DC TDO (Two-Row Double-Outer Race) (Imperial)

52394X-52637DC TDO (Two-Row Double-Outer Race) (Imperial)

The 52394X-52637DC is a double-row tapered roller bearing with a 3.937″ bore and 6.375″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 82600 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 suitable for various environments.

This model is part of the 52000 series, known for reliability in heavy-duty applications. Ideal for industrial machinery or equipment where high radial and thrust loads are common.

Weighing 12.95 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most applications. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 52394X-52637DC
  • Brand TFL
  • Size 3.937" x 6.375" x 1.4219"
  • Bore Dia 3.937"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.375"
  • 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 4.57"
  • Cup Frontface Backing Diameter 6.08"
  • Cage Cone Backface Clearance 0.16"
  • Dynamic Radial Load 82600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 52394X
  • 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) 12300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 10000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 21400 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 12.95 lb

Features

How Does 52394X-52637DC Bearing Handle Combined Loads?

52394X-52637DC Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 82,600 lbf, making it suitable for heavy-duty applications.
The double-row tapered roller design ensures stability and even load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes 52394X-52637DC Bearing Durable?

52394X-52637DC Bearing features chrome steel construction, enhancing its resistance to wear and tear.
The steel cage maintains roller alignment, reducing friction and prolonging service life.
Its standard radial clearance options allow for flexibility in different applications.
Designed for combined loads, it balances strength and efficiency.

Engineered for Precision: 52394X-52637DC Bearing

52394X-52637DC Bearing’s tapered roller design ensures precise load handling and smooth operation.
The double-row construction provides added stability, ideal for demanding environments.
With an ABEC-1 rating, it meets standard precision requirements.
Its open seal type allows for easy lubrication and maintenance.

Application

Common Applications of 52394X-52637DC Bearing
In heavy machinery, 52394X-52637DC Bearing handles combined loads effortlessly, making it a reliable choice for construction equipment like excavators and cranes. Its double-row design ensures stability even under demanding conditions.

Where Is 52394X-52637DC Bearing Used?
You’ll often find 52394X-52637DC Bearing in agricultural machinery, where its tapered rollers manage radial and thrust loads from ploughs and harvesters. The chrome steel construction offers long-lasting performance in dusty environments.

Built for Heavy-Duty Use: 52394X-52637DC Bearing
Industrial fans and pumps benefit from 52394X-52637DC Bearing’s ability to withstand high radial loads. The open design simplifies lubrication, keeping maintenance straightforward for busy operators.

Automotive vs Aerospace: Applications of 52394X-52637DC Bearing
In trucks and buses, 52394X-52637DC Bearing supports wheel hubs, ensuring smooth rides over rough terrain. While not common in aerospace, its robustness suits ground vehicles perfectly.

Practical Applications of 52394X-52637DC Bearing
For conveyor systems in mining, 52394X-52637DC Bearing’s durability shines, handling heavy materials without faltering. The inch sizing makes it a natural fit for North American industrial standards.

Q&A

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