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447-432D TDO (Two-Row Double-Outer Race) (Imperial)

447-432D TDO (Two-Row Double-Outer Race) (Imperial)

The 447-432D is a two-row tapered roller bearing with a 1.625″ 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 double-row construction provides extra stability, while the open design allows for easy lubrication. The bearing operates smoothly in temperatures from -30°C to 110°C.

This model is part of the 435 series, featuring standard cups and a steel cage for durability. Ideal for heavy-duty applications like truck axles or industrial gearboxes.

Weighing 4.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and reliable use.

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Product Parameters

  • Part Number 447-432D
  • Brand TFL
  • Size 1.625" x 3.75" x 1.1772"
  • Bore Dia 1.625"
  • 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 2.17"
  • 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 447
  • 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 4.6 lb

Features

How Is 447-432D Bearing Engineered for Reliability?

447-432D Bearing features a double-row tapered roller design, providing strong resistance to combined radial and thrust loads.
Its chrome steel construction ensures durability and long service life in demanding applications.
The bearing’s dynamic radial load capacity reaches 49,700 lbf, making it suitable for heavy-duty use.
With a standard radial clearance, it offers reliable performance across various operating conditions.

What Makes 447-432D Bearing Suitable for High-Temperature Applications?

447-432D Bearing operates efficiently in temperatures ranging from -30° to 110°C, maintaining performance in extreme conditions.
Its chrome steel rollers and rings resist wear, ensuring consistent operation under heavy loads.
The open seal design allows for easy lubrication, reducing friction and heat buildup.
This makes it a dependable choice for industrial and automotive applications.

Built for Durability: 447-432D Bearing

447-432D Bearing is constructed with high-quality chrome steel, offering excellent resistance to wear and fatigue.
Its double-row design distributes loads evenly, enhancing stability and longevity.
The bearing’s precise tolerances ensure smooth operation, even under high stress.
With a weight of 4.6 lb, it balances strength and practicality for various uses.

Application

Industrial Uses of 447-432D Bearing
The 447-432D Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 447-432D Bearing supports wheel hubs and drivetrains, providing reliable performance under varying loads. The inch sizing makes it a fit for many North American vehicle models.

For industrial automation, 447-432D Bearing’s open design allows for easy lubrication, extending its service life in high-speed conveyor systems. The steel cage adds stability during prolonged use.

Where Is 447-432D Bearing Used?
You’ll often find 447-432D Bearing in agricultural machinery, where its tapered roller design manages heavy loads effortlessly. The standard radial clearance ensures smooth operation in dusty conditions.

In mining equipment, 447-432D Bearing’s robust construction withstands extreme vibrations and shocks. Its ABEC-1 rating balances precision and cost-effectiveness for industrial applications.

Built for Heavy-Duty Use: 447-432D Bearing
The 447-432D Bearing excels in forestry equipment, handling rough terrain with ease. Its double-row configuration distributes loads evenly, reducing wear over time.

For material handling systems, 447-432D Bearing’s open seal type simplifies maintenance. The inch measurements ensure compatibility with a wide range of machinery.

Automotive vs Aerospace: Applications of 447-432D Bearing
In automotive settings, 447-432D Bearing is ideal for heavy trucks, offering reliable performance under constant stress. Its dynamic radial load capacity suits long-haul applications.

While not typically used in aerospace, 447-432D Bearing finds its place in ground support equipment. The temperature range ensures functionality in varying climates.

Q&A

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