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

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

The 396-394DC is a double-row tapered roller bearing with a 1.9685″ bore and 4.3307″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 38700 lbf and is designed for long-lasting performance.

Its open design allows 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 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 where combined loads are common.

Weighing 4.92 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 396-394DC
  • Brand TFL
  • Size 1.9685" x 4.3307" x 0.866"
  • Bore Dia 1.9685"
  • 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 2.4"
  • 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 396
  • 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 4.92 lb

Features

How Is 396-394DC Bearing Engineered for Reliability?

396-394DC 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 38,700 lbf.

The precision-engineered cage keeps rollers aligned, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

396-394DC Bearing’s standard radial clearance and ABEC-1 rating ensure consistent performance.
Its open design simplifies lubrication, maintaining smooth operation over time.

Application

Industrial Uses of 396-394DC Bearing
The 396-394DC 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 effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 396-394DC 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, 396-394DC Bearing is ideal for conveyor systems and robotic arms, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength for high-speed operations.

What Makes 396-394DC Bearing a Preferred Choice?
The 396-394DC Bearing is often chosen for agricultural machinery, like tractors and harvesters, due to its ability to withstand harsh conditions. Its tapered roller design ensures smooth operation even under heavy loads.

In material handling equipment, 396-394DC Bearing excels in forklifts and cranes, where its dynamic radial load capacity is crucial. The standard radial clearance offers flexibility for different operational needs.

Built for Heavy-Duty Use: 396-394DC Bearing
The 396-394DC Bearing is a reliable option for railway applications, such as axle boxes, where its combined load capacity is essential. The chrome steel rollers provide long-lasting performance.

In wind turbines, 396-394DC Bearing supports the main shaft, handling both radial and thrust loads efficiently. Its temperature range makes it suitable for outdoor installations in various climates.

Light-Duty vs Heavy-Duty: Best Uses for 396-394DC Bearing
For light-duty applications, 396-394DC Bearing can be found in small industrial pumps, offering smooth operation with minimal maintenance. Its standard lubrication requirement keeps it simple to use.

In heavy-duty scenarios, 396-394DC Bearing is used in oil rigs and drilling equipment, where its robust construction ensures reliability. The ABEC-1 rating provides adequate precision for these demanding tasks.

Q&A

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