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TS (Single Row Tapered Roller Bearings) (Imperial) 52394X-52638

TS (Single Row Tapered Roller Bearings) (Imperial) 52394X-52638

The 52394X-52638 is a single-row tapered roller bearing with a 3.937″ bore and 6.375″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 47400 lbf radially and 10000 lbf in thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 6.3 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 52394X-52638
  • Brand TFL
  • Interchangeable Timken
  • Size 3.937" x 6.375" x 1.5625"
  • Bore Dia 3.937"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.4219"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1563"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.95"
  • Cone Backface Backing Diameter 4.57"
  • Cup Frontface Backing Diameter 6.08"
  • Cup Backface Backing Diameter 5.63"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.16"
  • Effective Center Location -0.02"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 52394X
  • Cup Part Number 52638
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 52000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 47400 lbf
  • Static Radial Load 77000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 12300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10000 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 6.3 lb

Features

Performance Features of 52394X-52638 Bearing

52394X-52638 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 47,400 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is 52394X-52638 Bearing Engineered for Reliability?

52394X-52638 Bearing features precise cone and cup dimensions, enhancing load distribution and stability.
The tapered roller design efficiently handles both radial and thrust loads, improving versatility.
Its standard radial clearance allows for smooth operation, reducing wear over time.
Lubrication is required to maintain optimal performance and longevity.

Designed for Durability: 52394X-52638 Bearing

52394X-52638 Bearing’s chrome steel construction resists wear, even under high-stress conditions.
The single-row design simplifies installation while maintaining robust load-bearing capabilities.
With a static radial load of 77,000 lbf, it excels in demanding industrial applications.
Its ABEC-1 rating ensures consistent precision and reliability.

Steel vs Ceramic Bearings: Strengths of 52394X-52638 Bearing

52394X-52638 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
The steel cage provides durability, making it suitable for heavy-load scenarios.
Unlike ceramic options, it offers proven performance in standard industrial environments.
Its compliance with RoHS and REACH standards ensures environmental safety.

Application

Industrial Uses of 52394X-52638 Bearing
52394X-52638 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 52394X-52638 Bearing Used?
In automotive applications, 52394X-52638 Bearing supports wheel hubs and drivetrains, providing reliable performance under both radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: 52394X-52638 Bearing
52394X-52638 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 52394X-52638 Bearing
While 52394X-52638 Bearing is popular in truck axles and heavy-duty vehicles, its precision also makes it useful in aerospace landing gear systems. The ABEC-1 rating ensures consistent performance in both fields.

Perfect Fit for Automation: 52394X-52638 Bearing
52394X-52638 Bearing works well in automated conveyor systems, where its tapered rollers reduce friction and improve efficiency. The standard radial clearance option makes it versatile for various setups.

Q&A

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