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66212-66462D TDO (Two-Row Double-Outer Race) (Imperial)

66212-66462D TDO (Two-Row Double-Outer Race) (Imperial)

The 66212-66462D is a double-row tapered roller bearing with a 2.125″ bore and 4.625″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 69100 lbf and is designed for smooth operation in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing works well in temperatures ranging from -30°C to 110°C, making it versatile for various environments.

This model is part of the 66000 series and comes with standard cups for straightforward installation. Ideal for industrial machinery or heavy equipment where reliable load handling is essential.

Weighing 7.56 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for your needs.

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Product Parameters

  • Part Number 66212-66462D
  • Brand TFL
  • Size 2.125" x 4.625" x 1.25"
  • Bore Dia 2.125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.625"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.25"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.875"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.87"
  • Cup Frontface Backing Diameter 4.41"
  • Cage Cone Backface Clearance 0.17"
  • Dynamic Radial Load 69100 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 66212
  • Cup Part Number 66462D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 66000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 10300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 11000 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 17900 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 7.56 lb

Features

How Does 66212-66462D Bearing Handle Combined Loads?

66212-66462D Bearing features a double-row tapered roller design, ideal for managing both radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 69,100 lbf.
The open seal type allows for easy lubrication, maintaining smooth operation in various conditions.
With a standard radial clearance, it offers flexibility for different applications.

What Makes 66212-66462D Bearing Suitable for Heavy-Duty Applications?

66212-66462D Bearing is built with chrome steel rollers and rings, providing excellent strength under heavy loads.
Its double-row design enhances load distribution, reducing wear and extending service life.
The bearing operates efficiently within a temperature range of -30° to 110°C, ensuring reliability in diverse environments.
Easy lubrication access simplifies maintenance, keeping operational costs low.

Engineered for Precision: 66212-66462D Bearing

66212-66462D Bearing’s tapered roller design ensures precise alignment and smooth operation.
The chrome steel components resist wear, maintaining performance even under combined loads.
With a dynamic thrust rating of 11,000 lbf, it handles demanding applications with ease.
Its standard radial clearance options provide versatility for various industrial needs.

Application

Industrial Uses of 66212-66462D Bearing
The 66212-66462D Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in harsh environments.

In automotive applications, 66212-66462D Bearing supports wheel hubs and differential systems, providing reliable performance under heavy loads. The imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial automation, 66212-66462D Bearing is ideal for conveyor systems and robotic arms, where its tapered roller design ensures smooth operation. The open seal type allows for easy lubrication, extending its service life.

Where Is 66212-66462D Bearing Used?
You’ll often find 66212-66462D Bearing in agricultural machinery, like tractors and harvesters, where its robust design withstands high loads and rough conditions. The steel cage adds extra strength for long-term use.

In material handling equipment, 66212-66462D Bearing ensures smooth rotation in pulley systems and lifting mechanisms. Its standard radial clearance makes it versatile for various industrial settings.

Built for Heavy-Duty Use: 66212-66462D Bearing
The 66212-66462D Bearing excels in forestry equipment, such as log splitters and sawmills, thanks to its high dynamic radial load capacity. The tapered rollers distribute stress evenly, reducing wear.

For railway applications, 66212-66462D Bearing is used in axle boxes, where its combined load handling and temperature resistance are crucial. The ABEC-1 rating ensures consistent performance at moderate speeds.

Automotive vs Aerospace: Applications of 66212-66462D Bearing
In automotive systems, 66212-66462D Bearing is trusted for drivetrain components, offering reliable performance under varying loads. Its inch measurements align with standard US automotive specs.

For aerospace ground support equipment, 66212-66462D Bearing handles heavy loads in aircraft tugs and loading platforms. The chrome steel rollers provide the necessary strength for frequent use.

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