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366-363DC TDO (Two-Row Double-Outer Race) (Imperial)

366-363DC TDO (Two-Row Double-Outer Race) (Imperial)

The 366-363DC is a double-row tapered roller bearing with a 1.9685″ bore and 3.5433″ outer diameter, crafted from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 39900 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing is designed for standard radial clearance but can also be fitted with C3, C4, or C5 options for specific needs.

This model is part of the 365 series, featuring a double outer race for enhanced stability. Ideal for industrial machinery or vehicle axles where combined loads are common.

Weighing 2.67 lb, it’s a robust choice for demanding applications. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 366-363DC
  • Brand TFL
  • Size 1.9685" x 3.5433" x 0.875"
  • Bore Dia 1.9685"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.5433"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 1.6563"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 0.875"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 1.9688"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 2.32"
  • Cup Frontface Backing Diameter 3.34"
  • Cage Cone Backface Clearance 0"
  • Dynamic Radial Load 39900 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 366
  • Cup Part Number 363DC
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 365
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 5930 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 3250 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 10300 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 2.67 lb

Features

How Is 366-363DC Bearing Engineered for Reliability?

366-363DC 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 39,900 lbf.

The steel cage maintains roller alignment, reducing wear and extending service life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

366-363DC Bearing operates efficiently within a temperature range of -30° to 110°C.
Its precision engineering meets ABEC-1 standards, ensuring consistent performance under demanding conditions.

Application

Industrial Uses of 366-363DC Bearing
366-363DC Bearing is commonly used in heavy machinery like construction equipment, where its double-row design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in demanding environments.
In automotive applications, 366-363DC Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a good fit for North American vehicle models.

Where Is 366-363DC Bearing Used?
You’ll often find 366-363DC Bearing in agricultural machinery, such as tractors and harvesters, where its tapered roller design manages heavy loads smoothly. The open seal type allows for easy lubrication maintenance.
It’s also a solid choice for industrial gearboxes, where its ABEC-1 rating ensures consistent performance without overcomplicating the design.

Built for Heavy-Duty Use: 366-363DC Bearing
366-363DC Bearing excels in mining equipment, where its robust construction withstands harsh conditions. The steel cage adds extra strength, making it a dependable choice for long-term use.
In material handling systems, this bearing’s standard radial clearance ensures smooth operation even under continuous load cycles.

Automotive vs Aerospace: Applications of 366-363DC Bearing
In automotive settings, 366-363DC Bearing is ideal for drivetrain components, balancing radial and thrust loads efficiently. Its temperature range suits both cold and moderate climates.
For aerospace ground support equipment, this bearing’s reliability and ease of maintenance make it a practical option, though it’s not typically used in-flight.

Perfect Fit for Automation: 366-363DC Bearing
366-363DC Bearing works well in automated conveyor systems, where its double-row design reduces the need for frequent replacements. The standard lubrication requirement is easy to manage in high-use setups.
It’s also handy in packaging machinery, where consistent performance keeps production lines running smoothly.

Q&A

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