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396A-394DC TDO (Two-Row Double-Outer Race) (Imperial)

396A-394DC TDO (Two-Row Double-Outer Race) (Imperial)

The 396A-394DC is a double-row tapered roller bearing with a 1.7712″ bore and 4.3307″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 38700 lbf and is designed for long-lasting performance.

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

This model is part of the 395 series and comes with standard radial clearance, though C3/C4/C5 options are available. Ideal for heavy-duty applications like industrial gearboxes or vehicle axles.

Weighing 5.17 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a reliable choice for engineers and maintenance teams.

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Product Parameters

  • Part Number 396A-394DC
  • Brand TFL
  • Size 1.7712" x 4.3307" x 0.866"
  • Bore Dia 1.7712"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.3307"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.8125"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.866"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 2.0624"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.48"
  • Cup Frontface Backing Diameter 4.12"
  • Cage Cone Backface Clearance 0.05"
  • Dynamic Radial Load 38700 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 396A
  • Cup Part Number 394DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 395
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 5760 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3970 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 10000 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 5.17 lb

Features

How Is 396A-394DC Bearing Engineered for Reliability?

396A-394DC 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 dynamic radial load capacity reaches 38,700 lbf, making it suitable for heavy-duty machinery.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

What Makes 396A-394DC Bearing Suitable for High-Temperature Applications?

396A-394DC Bearing is built with chrome steel rings and rollers, offering excellent heat resistance.
It operates efficiently within a temperature range of -30° to 110°C, ensuring consistent performance.
The open seal type allows for easy lubrication, maintaining smooth operation even under high temperatures.
Its robust design minimises wear, extending the bearing’s lifespan in challenging environments.

Designed for Durability: 396A-394DC Bearing

396A-394DC Bearing’s double-row tapered roller construction enhances load distribution, reducing stress on individual components.
The chrome steel material provides superior strength and resistance to wear and tear.
With a dynamic radial load capacity of 38,700 lbf, it handles heavy loads with ease.
Its standard radial clearance options ensure compatibility with various applications.

Steel vs Ceramic Bearings: Strengths of 396A-394DC Bearing

396A-394DC Bearing uses chrome steel for both rings and rollers, offering a balance of strength and affordability.
The steel cage ensures reliable performance under heavy loads and high speeds.
Its dynamic radial load rating of 38,700 lbf makes it a practical choice for industrial applications.
The bearing’s design focuses on longevity and ease of maintenance.

Application

Industrial Uses of 396A-394DC Bearing
The 396A-394DC 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 demanding environments.

In automotive applications, 396A-394DC Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

For industrial automation, 396A-394DC 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 and maintenance.

Where Is 396A-394DC Bearing Used?
You’ll often find 396A-394DC Bearing in agricultural machinery, like tractors and harvesters, where its robust design withstands heavy loads and rough conditions. The steel cage adds extra strength for long-term use.

In material handling systems, 396A-394DC Bearing ensures reliable performance in forklifts and cranes. Its standard radial clearance makes it versatile for various operational needs.

Built for Heavy-Duty Use: 396A-394DC Bearing
The 396A-394DC Bearing excels in forestry equipment, such as log splitters and sawmills, thanks to its high dynamic radial load capacity. Its tapered rollers distribute stress evenly for extended lifespan.

For railway applications, 396A-394DC Bearing is used in axle boxes, where its combined load handling keeps trains running smoothly. The ABEC-1 rating ensures consistent precision.

Automotive vs Aerospace: Applications of 396A-394DC Bearing
In automotive settings, 396A-394DC Bearing is trusted for drivetrain components, offering stability under high stress. Its inch measurements align with many US-made parts.

For aerospace ground equipment, 396A-394DC Bearing supports landing gear test rigs and maintenance tools. The chrome steel rollers resist wear in high-use scenarios.

Q&A

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