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21063-21226D TDO (Two-Row Double-Outer Race) (Imperial)

21063-21226D TDO (Two-Row Double-Outer Race) (Imperial)

The 21063-21226D is a double-row tapered roller bearing with a 0.625″ bore and 2.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21600 lbf and is designed for smooth operation in various conditions.

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

This model is part of the 21000 series and comes with standard cups for straightforward installation. Ideal for heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Weighing 1.41 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for replacements or new installations.

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Product Parameters

  • Part Number 21063-21226D
  • Brand TFL
  • Size 0.625" x 2.25" x 0.8598"
  • Bore Dia 0.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.25"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.4375"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.8598"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.9375"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.14"
  • Cup Frontface Backing Diameter 2.05"
  • Cage Cone Backface Clearance 0.1"
  • Dynamic Radial Load 21600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 21063
  • Cup Part Number 21226D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 21000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 3210 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3250 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 5590 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 1.41 lb

Features

How Is 21063-21226D Bearing Engineered for Reliability?

21063-21226D 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 21,600 lbf.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance in various applications.

21063-21226D Bearing operates efficiently within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation over time.

Application

Common Applications of 21063-21226D Bearing
21063-21226D Bearing works well in industrial gearboxes, where its double-row design handles both radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive wheel hubs, 21063-21226D Bearing provides reliable support due to its tapered roller design. Its inch sizing makes it a good fit for many American and British vehicle models.

For heavy machinery like construction equipment, 21063-21226D Bearing’s combined load capacity keeps operations smooth. The open seal type allows for easy lubrication, extending its service life.

Where Is 21063-21226D Bearing Used?
You’ll often find 21063-21226D Bearing in conveyor systems, where its double-row setup manages heavy loads effortlessly. The standard radial clearance offers flexibility for various industrial needs.

In agricultural machinery, 21063-21226D Bearing stands up to rough conditions thanks to its robust steel cage. The ABEC-1 rating ensures consistent performance without overcomplicating precision requirements.

Built for Heavy-Duty Use: 21063-21226D Bearing
21063-21226D Bearing excels in mining equipment, where its tapered rollers distribute stress evenly. The inch measurements make it straightforward to replace in existing setups.

For railway applications, 21063-21226D Bearing’s dynamic load ratings ensure reliability under constant vibration. Its temperature range suits both cold and moderately hot environments.

Automotive vs Aerospace: Applications of 21063-21226D Bearing
In trucks and buses, 21063-21226D Bearing handles combined loads in axles and transmissions. The steel cage keeps everything aligned even during prolonged use.

For ground support equipment in aviation, 21063-21226D Bearing offers a balance of strength and ease of maintenance. Its compliance with RoHS and REACH standards adds to its versatility.

Q&A

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