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TS (Single Row Tapered Roller Bearings) (Imperial) 390-393WE

TS (Single Row Tapered Roller Bearings) (Imperial) 390-393WE

The 390-393WE is a single-row tapered roller bearing with a 2.25″ bore and 4.59″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 22200 lbf radially and 3970 lbf 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 3.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating ensure consistent performance. Suitable for applications requiring precise load distribution and long service life.

Its tapered roller design provides effective load handling, making it a practical choice for demanding environments. Easy to maintain and install, it’s a dependable option for engineers and technicians alike.

The bearing’s dimensions and tolerances are designed for seamless integration into existing systems. Perfect for gearboxes, axles, or other heavy-duty equipment.

With its chrome steel construction, it offers excellent resistance to wear and tear. A solid choice for applications needing reliability and strength.

The 390-393WE is a workhorse bearing, built to last in tough conditions. Its compatibility and performance make it a go-to for many industrial needs.

Simple to service and replace, it’s a practical solution for maintenance teams. The bearing’s design ensures smooth operation even under significant stress.

Whether for new installations or replacements, this bearing delivers consistent results. Its balanced performance and durability cater to a wide range of mechanical requirements.

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Product Parameters

  • Part Number 390-393WE
  • Brand TFL
  • Interchangeable Timken
  • Size 2.25" x 4.59" x 1.3109"
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.59"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.866"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.1859"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3109"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.6"
  • Cone Backface Backing Diameter 2.76"
  • Cup Frontface Backing Diameter 4.18"
  • Cup Backface Backing Diameter 4.09"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 390
  • Cup Part Number 393WE
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 395
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 22200 lbf
  • Static Radial Load 28100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5760 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3970 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 3.1 lb

Features

How Is 390-393WE Bearing Engineered for Reliability?

390-393WE Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 22,200 lbf, making it suitable for 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 reliably in various conditions.

What Makes 390-393WE Bearing Suitable for High-Temperature Applications?

390-393WE Bearing operates efficiently in temperatures from -30° to 110°C, maintaining performance in demanding environments.
The chrome steel construction resists wear, ensuring long-term reliability.
Its standard radial clearance allows for smooth operation even under thermal expansion.
The open design facilitates easy lubrication, further enhancing its high-temperature suitability.

Designed for Durability: 390-393WE Bearing

390-393WE Bearing is built with precision to handle combined loads, thanks to its tapered roller design.
The chrome steel components provide excellent resistance to wear and fatigue.
With a static radial load capacity of 28,100 lbf, it ensures dependable performance.
The steel cage adds structural integrity, keeping rollers in place for consistent operation.

Steel vs Ceramic Bearings: Strengths of 390-393WE Bearing

390-393WE Bearing uses chrome steel for both rings and rollers, offering superior strength and cost-effectiveness.
Its dynamic thrust rating of 3,970 lbf ensures reliable performance under varying loads.
The steel cage design enhances durability while maintaining smooth operation.
This bearing is ideal for applications where robustness and longevity are key.

Application

Industrial Uses of 390-393WE Bearing
390-393WE Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 390-393WE Bearing Used?
You’ll often find 390-393WE Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for American-made vehicles, offering reliable performance under radial and thrust loads.

Built for Heavy-Duty Use: 390-393WE Bearing
390-393WE Bearing excels in industrial fans and conveyor systems, where its open design allows for easy lubrication. The steel cage adds stability, making it suitable for high-speed operations.

Automotive vs Aerospace: Applications of 390-393WE Bearing
In automotive settings, 390-393WE Bearing supports axle systems, while in aerospace, it’s used in landing gear mechanisms. Its ABEC-1 rating ensures consistent precision across different environments.

Perfect Fit for Automation: 390-393WE Bearing
390-393WE Bearing is ideal for robotic arms and assembly line equipment, where smooth rotation is key. The standard radial clearance option provides flexibility for various automation needs.

Q&A

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