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

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

The 396A-394YD is a double-row tapered roller bearing with a 1.7712″ bore and 4.3307″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 38700 lbf and suits moderate-speed applications.

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

This model fits standard cup designs and comes with ABEC-1 precision. Ideal for industrial gearboxes or heavy machinery where combined radial and thrust loads are present.

Weighing 5.24 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use in most environments.

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Product Parameters

  • Part Number 396A-394YD
  • 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 394YD
  • 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 5.24 lb

Features

Performance Features of 396A-394YD Bearing

396A-394YD Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 38,700 lbf, ensuring reliable performance in heavy-duty applications.

The double-row tapered roller design distributes loads evenly, enhancing durability and reducing wear.
With a standard radial clearance, it provides smooth operation across a wide temperature range.

396A-394YD Bearing’s steel cage maintains roller alignment, extending service life under demanding conditions.
Its open seal type allows for easy lubrication, ensuring consistent performance over time.

Application

Industrial Uses of 396A-394YD Bearing
The 396A-394YD 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, 396A-394YD Bearing supports wheel hubs and drivetrain components, providing reliable performance under varying loads. The inch sizing makes it suitable for vehicles using imperial measurements.

For industrial automation, 396A-394YD Bearing’s open design allows for easy lubrication, maintaining smooth operation in conveyor systems and robotic arms. The steel cage enhances stability during high-speed rotations.

What Makes 396A-394YD Bearing a Preferred Choice?
The 396A-394YD Bearing is ideal for applications requiring robust load capacity, such as agricultural machinery and forestry equipment. Its tapered roller design distributes stress evenly, reducing wear.

In wind turbines, 396A-394YD Bearing’s ability to handle dynamic radial and thrust loads ensures consistent performance. The standard radial clearance option provides flexibility for different operational needs.

Built for Heavy-Duty Use: 396A-394YD Bearing
The 396A-394YD Bearing excels in railway applications, where its double-row construction manages heavy axial and radial forces. The chrome steel rollers offer long-lasting performance under constant stress.

For marine equipment, 396A-394YD Bearing’s resistance to corrosion and high loads makes it a reliable choice. The open seal type simplifies maintenance in harsh conditions.

Automotive vs Aerospace: Applications of 396A-394YD Bearing
In automotive systems, 396A-394YD Bearing is often found in differentials and gearboxes, where its combined load capacity is essential. The inch sizing ensures compatibility with many US-made vehicles.

For aerospace ground support equipment, 396A-394YD Bearing’s durability and precision meet the demands of heavy lifting and positioning tasks. The ABEC-1 rating balances performance and cost-effectiveness.

Q&A

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