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TS (Single Row Tapered Roller Bearings) (Imperial) 48393A-48320

TS (Single Row Tapered Roller Bearings) (Imperial) 48393A-48320

The 48393A-48320 is a single-row tapered roller bearing with a 5.375″ bore and 7.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 63600 lbf radially and 9060 lbf thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 applications where combined loads are common.

Weighing 7.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 48393A-48320
  • Brand TFL
  • Interchangeable Timken
  • Size 5.375" x 7.5" x 1.5625"
  • Bore Dia 5.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.5"
  • 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 1.5625"
  • 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 7.28"
  • Cup Backface Backing Diameter 6.97"
  • 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 48320
  • 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 7.5 lb

Features

Performance Features of 48393A-48320 Bearing

48393A-48320 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 63,600 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, reducing wear and extending service life.
With a standard radial clearance, it provides reliable operation in various industrial settings.

48393A-48320 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility in different environments.
The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.

This bearing is compatible with Timken designs, offering easy replacement and interchangeability.
Its ABEC-1 rating ensures consistent performance for precision applications.

Application

Industrial Uses of 48393A-48320 Bearing
48393A-48320 Bearing is commonly used in heavy machinery like 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.

In automotive applications, 48393A-48320 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a good match for American-made vehicles.

For industrial fans and blowers, 48393A-48320 Bearing offers smooth operation thanks to its standard radial clearance and steel cage. The open design allows for easy lubrication, extending the bearing’s service life.

What Makes 48393A-48320 Bearing a Preferred Choice?
48393A-48320 Bearing is often chosen for agricultural machinery like tractors and harvesters, where its robust design withstands dusty and high-load environments. The ABEC-1 rating ensures consistent performance without over-engineering.

In material handling systems, 48393A-48320 Bearing supports conveyor rollers and pulley systems, handling both radial and axial forces. The interchangeable Timken design simplifies maintenance and replacements.

Built for Heavy-Duty Use: 48393A-48320 Bearing
48393A-48320 Bearing excels in railway applications, particularly in axle boxes where its tapered rollers manage dynamic loads. The temperature range of -30° to 110°C ensures reliability in varying climates.

For power transmission units, 48393A-48320 Bearing’s high static radial load capacity makes it suitable for gearboxes and driveshafts. The steel cage adds stability during high-speed rotations.

Q&A

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