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48685-48620D TDO (Two-Row Double-Outer Race) (Imperial)

48685-48620D TDO (Two-Row Double-Outer Race) (Imperial)

The 48685-48620D is a two-row double-outer race tapered roller bearing, measuring 5.625″ by 7.875″ by 1.5625″. Made from chrome steel, it’s built to handle heavy combined loads with a dynamic radial capacity of 112,000 lbf.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in 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. It’s ideal for heavy-duty applications like industrial gearboxes or large machinery where robust performance is needed.

Weighing 17.35 lb, it’s a sturdy choice for demanding environments. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 48685-48620D
  • Brand TFL
  • Size 5.625" x 7.875" x 1.5625"
  • 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 1.5625"
  • 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 0.1"
  • Dynamic Radial Load 112000 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 48685
  • 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) 16700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 9610 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 29100 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 17.35 lb

Features

How Is 48685-48620D Bearing Engineered for Reliability?

48685-48620D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 112,000 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance option, it offers flexibility for various applications.

48685-48620D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its precise tolerances ensure smooth performance in demanding conditions.

The open seal design allows for easy lubrication, maintaining optimal performance.
This bearing is ideal for heavy-duty applications requiring reliability and strength.

Application

Industrial Uses of 48685-48620D Bearing
The 48685-48620D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles both radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

What Makes 48685-48620D Bearing a Preferred Choice?
In automotive applications, 48685-48620D Bearing is ideal for wheel hubs and axle systems, thanks to its combined load capacity and standard radial clearance. The inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 48685-48620D Bearing
This bearing excels in industrial gearboxes and large conveyor systems, where its tapered roller design provides smooth operation under high loads. The steel cage adds extra strength for long-term reliability.

Automotive vs Aerospace: Applications of 48685-48620D Bearing
While 48685-48620D Bearing is popular in truck wheel assemblies, it also finds use in aerospace landing gear components. Its temperature range and ABEC-1 rating make it versatile for various high-stress scenarios.

Where Is 48685-48620D Bearing Used?
You’ll often find 48685-48620D Bearing in agricultural machinery, like tractors and harvesters, where its robust design handles uneven loads. The open seal type allows for easy lubrication maintenance.

Q&A

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