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441-432DC TDO (Two-Row Double-Outer Race) (Imperial)

441-432DC TDO (Two-Row Double-Outer Race) (Imperial)

The 441-432DC is a double-row tapered roller bearing with a 1.378″ bore and 3.75″ outer diameter, built from sturdy chrome steel. It handles combined loads well, with a dynamic radial load capacity of 49,700 lbf and a two-row dynamic radial rating of 12,900 lbf.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, making it versatile for various conditions.

This bearing is ideal for heavy-duty applications like industrial machinery or automotive systems where combined loads are common. Its standard radial clearance and ABEC-1 rating ensure reliable performance.

Weighing 4.99 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable choice for demanding environments.

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Product Parameters

  • Part Number 441-432DC
  • Brand TFL
  • Size 1.378" x 3.75" x 1.1772"
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.75"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.1772"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.4376"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 1.97"
  • Cup Frontface Backing Diameter 3.46"
  • Cage Cone Backface Clearance 0.04"
  • Dynamic Radial Load 49700 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 441
  • Cup Part Number 432DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 435
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 7400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3600 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 12900 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 4.99 lb

Features

Performance Features of 441-432DC Bearing

441-432DC Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 49,700 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design enhances stability and load distribution.
This construction allows 441-432DC Bearing to handle both radial and thrust loads efficiently.

With a standard radial clearance, 441-432DC Bearing provides smooth operation in various conditions.
Its steel cage maintains roller alignment, reducing wear and extending service life.

441-432DC Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
Regular lubrication ensures consistent performance and longevity.

Application

Industrial Uses of 441-432DC Bearing
441-432DC 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 effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 441-432DC Bearing supports axle systems and wheel hubs, providing reliable performance under high stress. Its inch sizing makes it a good fit for vehicles using imperial measurements.

For industrial automation, 441-432DC Bearing works well in conveyor systems and robotic arms, where precision and load capacity are key. The open seal design allows for easy lubrication, extending its service life.

Where Is 441-432DC Bearing Used?
441-432DC Bearing is often found in agricultural machinery, like tractors and harvesters, where its tapered roller design manages heavy loads smoothly. The steel cage adds extra strength for long-term use.

In material handling equipment, 441-432DC Bearing ensures smooth operation in forklifts and cranes. Its standard radial clearance offers flexibility for various load conditions.

Built for Heavy-Duty Use: 441-432DC Bearing
441-432DC Bearing excels in forestry equipment, such as log splitters and sawmills, thanks to its robust construction. The double-row setup distributes loads evenly, reducing wear.

For railway applications, 441-432DC Bearing supports bogies and axles, where its temperature range suits diverse climates. The ABEC-1 rating ensures consistent performance at moderate speeds.

Automotive vs Aerospace: Applications of 441-432DC Bearing
In automotive settings, 441-432DC Bearing is ideal for drivetrains, handling both radial and thrust forces efficiently. Its inch sizing simplifies compatibility with older vehicle models.

For aerospace ground support equipment, 441-432DC Bearing provides reliability in load-bearing components. The chrome steel rollers resist wear, even with frequent use.

Q&A

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