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48686-48620D TDO (Two-Row Double-Outer Race) (Imperial)

48686-48620D TDO (Two-Row Double-Outer Race) (Imperial)

The 48686-48620D is a double-row tapered roller bearing with a 5.625″ bore and 7.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 106,000 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures smooth operation. The bearing can withstand temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is part of the 48600 series and comes with standard cups for straightforward installation. Ideal for heavy-duty applications like industrial gearboxes or large machinery where robust load capacity is needed.

Weighing 17.79 lb, it’s a solid choice for demanding environments. Compliant with RoHS and REACH standards, it’s a reliable option for replacements or new installations.

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Product Parameters

  • Part Number 48686-48620D
  • Brand TFL
  • Size 5.625" x 7.875" x 1.6875"
  • Bore Dia 5.625"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.875"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.875"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.6875"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.4376"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 6.22"
  • Cup Frontface Backing Diameter 7.61"
  • Cage Cone Backface Clearance 0.06"
  • Dynamic Radial Load 106000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 48686
  • Cup Part Number 48620D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 48600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 15700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 9060 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 27400 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 17.79 lb

Features

Performance Features of 48686-48620D Bearing

48686-48620D Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 106,000 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design distributes loads evenly, reducing wear and extending service life.
With a standard radial clearance, it balances durability and efficiency in various operating conditions.

48686-48620D Bearing operates smoothly within a temperature range of -30° to 110°C.
Its steel cage keeps the rollers aligned, maintaining stability even under high stress.

The open design allows for easy lubrication, ensuring consistent performance over time.
This bearing is ideal for applications requiring robust load handling and long-term reliability.

Application

Industrial Uses of 48686-48620D Bearing
The 48686-48620D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads effectively.
Its chrome steel construction ensures durability in harsh environments, making it a reliable choice for long-term use.

What Makes 48686-48620D Bearing a Preferred Choice?
In automotive applications, the 48686-48620D Bearing supports large axles and wheel hubs, providing stability under heavy loads.
The inch sizing makes it compatible with many North American industrial and automotive standards.

Built for Heavy-Duty Use: 48686-48620D Bearing
This bearing excels in agricultural machinery, like tractors and harvesters, where its tapered roller design manages high radial forces.
The open seal type allows for easy lubrication, extending its service life in dusty or wet conditions.

Automotive vs Aerospace: Applications of 48686-48620D Bearing
In automotive systems, the 48686-48620D Bearing is ideal for drivetrains and differentials, offering smooth performance under stress.
While not typically used in aerospace, its robust design suits ground support equipment and heavy transport vehicles.

Where Is 48686-48620D Bearing Used?
You’ll find the 48686-48620D Bearing in industrial fans and pumps, where its high dynamic load rating ensures consistent operation.
The standard radial clearance option makes it versatile for various machinery setups.

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