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442-S-432D TDO (Two-Row Double-Outer Race) (Imperial)

442-S-432D TDO (Two-Row Double-Outer Race) (Imperial)

The 442-S-432D is a double-row tapered roller bearing with a 1.5748″ bore and 3.75″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 49700 lbf and is designed for long-lasting performance.

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

This model is part of the 435 series, with standard radial clearance and ABEC-1 precision. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles where combined loads are common.

Weighing 4.68 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 442-S-432D
  • Brand TFL
  • Size 1.5748" x 3.75" x 1.1772"
  • Bore Dia 1.5748"
  • 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 2.13"
  • 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 442-S
  • Cup Part Number 432D
  • 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 4.68 lb

Features

Performance Features of 442-S-432D Bearing

442-S-432D 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 demanding conditions.

The double-row tapered roller design enhances stability and load distribution.
This construction makes 442-S-432D Bearing suitable for applications requiring both radial and thrust support.

With a temperature range of -30° to 110°C, it performs well in various environments.
The steel cage maintains roller alignment, reducing wear and extending service life.

Standard radial clearance options provide flexibility for different applications.
442-S-432D Bearing’s robust design ensures durability and consistent performance.

Application

Industrial Uses of 442-S-432D Bearing
442-S-432D Bearing is commonly used in heavy machinery like construction equipment and mining drills, where its double-row design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 442-S-432D Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 442-S-432D Bearing is ideal for robotic arms and conveyor systems, thanks to its open design and easy lubrication. The standard radial clearance allows for smooth operation in high-precision tasks.

Where Is 442-S-432D Bearing Used?
You’ll often find 442-S-432D Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design manages heavy loads effortlessly. The steel cage adds extra strength for long-term use.

In material handling systems, 442-S-432D Bearing ensures smooth operation for forklifts and cranes. Its ABEC-1 rating provides a good balance of precision and affordability for these applications.

Built for Heavy-Duty Use: 442-S-432D Bearing
442-S-432D Bearing excels in forestry equipment like log splitters and sawmills, where its combined load capacity is crucial. The temperature range of -30° to 110°C makes it suitable for outdoor use.

For railway applications, 442-S-432D Bearing supports axle boxes, offering reliable performance under constant vibration. The standard radial clearance ensures minimal maintenance over time.

Automotive vs Aerospace: Applications of 442-S-432D Bearing
In automotive settings, 442-S-432D Bearing is often used in truck transmissions, handling high torque with ease. The inch measurements simplify replacements in older models.

For aerospace ground equipment, 442-S-432D Bearing works well in tow tractors and loading systems. Its chrome steel rollers provide the necessary strength for frequent use.

Q&A

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