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56418-56650D TDO (Two-Row Double-Outer Race) (Imperial)

56418-56650D TDO (Two-Row Double-Outer Race) (Imperial)

The 56418-56650D is a double-row tapered roller bearing with a 4.1875″ bore and 6.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 88600 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 56000 series, known for reliability in heavy-duty applications. Ideal for industrial machinery or vehicles where high radial and thrust loads are common.

Weighing 12.89 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most environments.

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Product Parameters

  • Part Number 56418-56650D
  • Brand TFL
  • Size 4.1875" x 6.5" x 1.4375"
  • Bore Dia 4.1875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.5"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 2.5"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.4375"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.2499"
  • Bearing Width Across Cups Tolerance +0.014" to -0.01"
  • Cup Backface ToClear Radius 0.03"
  • Cone Backface Backing Diameter 4.8"
  • Cup Frontface Backing Diameter 6.30"
  • Cage Cone Backface Clearance 0.14"
  • Dynamic Radial Load 88600 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 56418
  • Cup Part Number 56650D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 56000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 13200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 11200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 23000 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 12.89 lb

Features

Performance Features of 56418-56650D Bearing

56418-56650D Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 88,600 lbf, making it suitable for heavy-duty applications.
The double-row tapered roller design ensures stability and efficient load distribution.
With a standard radial clearance, it provides reliable operation in various conditions.

How Is 56418-56650D Bearing Engineered for Reliability?

56418-56650D Bearing features a steel cage that maintains roller alignment, reducing friction and wear.
The chrome steel construction enhances durability, even in demanding environments.
Its dynamic thrust rating of 11,200 lbf ensures consistent performance under thrust loads.
The bearing operates smoothly within a temperature range of -30° to 110°C.

Built for Durability: 56418-56650D Bearing

56418-56650D Bearing’s double-row design increases load capacity and extends service life.
The precision-engineered tapered rollers minimise noise and vibration during operation.
Its standard radial clearance allows for easy installation and reliable performance.
The bearing’s chrome steel components resist wear, ensuring long-term reliability.

Steel vs Ceramic Bearings: Strengths of 56418-56650D Bearing

56418-56650D Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
The steel cage ensures proper roller alignment, enhancing performance under heavy loads.
With a dynamic radial rating of 23,000 lbf for two rows, it handles demanding applications efficiently.
The bearing’s robust construction makes it a reliable choice for industrial use.

Application

Industrial Uses of 56418-56650D Bearing
The 56418-56650D Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its double-row design handles combined radial and thrust loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 56418-56650D Bearing Used?
You’ll often find the 56418-56650D Bearing in agricultural machinery, such as tractors and harvesters, where its tapered rollers provide smooth operation under heavy loads. The open seal design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 56418-56650D Bearing
In industrial gearboxes, the 56418-56650D Bearing’s robust design supports high torque and rotational speeds. Its inch sizing makes it a versatile choice for American-made equipment.

Automotive vs Aerospace: Applications of 56418-56650D Bearing
While the 56418-56650D Bearing excels in automotive drivetrains, it’s also suitable for aerospace landing gear systems. Its ABEC-1 rating ensures reliable performance in precision applications.

Perfect Fit for Automation: 56418-56650D Bearing
The 56418-56650D Bearing works well in automated conveyor systems, where its double-row construction reduces maintenance needs. The standard radial clearance option makes it adaptable to various load conditions.

Q&A

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