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TS (Single Row Tapered Roller Bearings) (Imperial) 48393A-48328

TS (Single Row Tapered Roller Bearings) (Imperial) 48393A-48328

The 48393A-48328 is a single-row tapered roller bearing with a 5.375″ bore and 8″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 63600 lbf radially and 9060 lbf in thrust, making it a versatile choice.

Its open design allows for 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 heavy equipment where combined loads are common.

Weighing 9.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 48393A-48328
  • Brand TFL
  • Interchangeable Timken
  • Size 5.375" x 8" x 1.5626"
  • Bore Dia 5.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.5625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5626"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.220"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.68"
  • Cone Backface Backing Diameter 6.1"
  • Cup Frontface Backing Diameter 7.36"
  • Cup Backface Backing Diameter 7.17"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location -0.16"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 48393A
  • Cup Part Number 48328
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 48300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 63600 lbf
  • Static Radial Load 122000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 16500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9060 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 9.7 lb

Features

Performance Features of 48393A-48328 Bearing

48393A-48328 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 63,600 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

48393A-48328 Bearing’s standard radial clearance allows for smooth operation under different load conditions.
Its ABEC-1 rating ensures consistent precision for industrial applications.

Application

Industrial Uses of 48393A-48328 Bearing
The 48393A-48328 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 48393A-48328 Bearing fits well in truck wheel hubs and axles, providing reliable performance under heavy radial and thrust loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 48393A-48328 Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 48393A-48328 Bearing Used?
You’ll often find 48393A-48328 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles uneven loads. The standard radial clearance ensures smooth operation even with varying temperatures.

In wind turbines, 48393A-48328 Bearing supports the main shaft, thanks to its high dynamic load capacity. The ABEC-1 rating provides a good balance of precision and cost-effectiveness for such applications.

Built for Heavy-Duty Use: 48393A-48328 Bearing
The 48393A-48328 Bearing excels in railway applications, particularly in freight car axles, where its tapered rollers manage heavy loads. Its chrome steel rollers resist wear, reducing maintenance needs.

For oil and gas equipment, 48393A-48328 Bearing’s temperature range (-30° to 110°C) makes it reliable in harsh conditions. The steel cage further enhances its performance in high-vibration environments.

Automotive vs Aerospace: Applications of 48393A-48328 Bearing
In automotive settings, 48393A-48328 Bearing is ideal for heavy-duty trucks, offering durability and load capacity. Its inch measurements align with standard North American designs.

For aerospace ground support equipment, 48393A-48328 Bearing provides reliable performance in load-handling systems. The open design allows for easy inspection and lubrication, crucial for safety-critical applications.

Q&A

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