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642-632D TDO (Two-Row Double-Outer Race) (Imperial)

642-632D TDO (Two-Row Double-Outer Race) (Imperial)

The 642-632D is a double-row tapered roller bearing with a 2.6875″ bore and 5.375″ outer diameter, built from sturdy chrome steel for long-lasting performance. It handles combined loads up to 91,200 lbf and is designed for smooth operation in demanding conditions.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing works well in temperatures ranging from -30°C to 110°C, making it versatile for various environments.

This model features a standard radial clearance and is ABEC-1 rated for reliable precision. Ideal for industrial machinery or heavy equipment where combined loads are common.

Weighing 12.79 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most applications.

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Product Parameters

  • Part Number 642-632D
  • Brand TFL
  • Size 2.6875" x 5.375" x 1.625"
  • Bore Dia 2.6875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Double Cup Width 3"
  • Double Cup Width Tolerance +0.003" to -0.01
  • Cone Width 1.625"
  • Cone Width Tolerance +0.002" to -0.01
  • Bearing Width Across Cups 3.75"
  • Bearing Width Across Cups Tolerance +0.008" to 0
  • Cup Backface ToClear Radius 0.06"
  • Cone Backface Backing Diameter 3.35"
  • Cup Frontface Backing Diameter 4.96"
  • Cage Cone Backface Clearance 0.15"
  • Dynamic Radial Load 91200 lbf
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 642
  • Cup Part Number 632D
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Cups Type Standard
  • Series 635
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Rating(One Row 90 Million Revolutions) 13600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions) 8420 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions) 23600 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 12.79 lb

Features

How Is 642-632D Bearing Engineered for Reliability?

642-632D 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 91,200 lbf.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a standard radial clearance, it offers reliable performance in various industrial applications.

What Makes 642-632D Bearing Suitable for High-Temperature Applications?

642-632D Bearing operates efficiently within a temperature range of -30° to 110°C, making it versatile for different environments.
The chrome steel rollers and rings resist wear, even under heavy loads and high speeds.
Its open design allows for easy lubrication, ensuring smooth operation in demanding conditions.
The bearing’s robust construction minimises maintenance needs, reducing downtime.

Built for Durability: 642-632D Bearing

642-632D Bearing’s double-row design distributes loads evenly, enhancing its longevity.
The chrome steel components resist corrosion, ensuring reliable performance in harsh conditions.
With a dynamic thrust rating of 8,420 lbf, it handles demanding applications with ease.
Its standard radial clearance options provide flexibility for various industrial uses.

Steel vs Ceramic Bearings: Strengths of 642-632D Bearing

642-632D Bearing uses high-quality chrome steel for both rollers and rings, offering excellent strength and wear resistance.
The steel cage ensures stable roller alignment, reducing friction and noise.
Its dynamic radial load capacity of 91,200 lbf makes it suitable for heavy-duty applications.
The bearing’s open design simplifies lubrication, maintaining performance over time.

Why Choose 642-632D Bearing for Precision Tasks?

642-632D Bearing’s tapered roller design ensures precise load distribution, ideal for combined radial and thrust applications.
Its chrome steel construction provides consistent performance, even under high stress.
The bearing’s ABEC-1 rating guarantees reliable accuracy for industrial machinery.
With a wide temperature range, it adapts to various operating conditions effortlessly.

Application

Industrial Uses of 642-632D Bearing
The 642-632D Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, where its double-row design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in tough working conditions.

Where Is 642-632D Bearing Used?
You’ll often find the 642-632D Bearing in agricultural machinery, like tractors and harvesters, where its tapered roller design provides reliable performance under varying loads. The open seal type allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 642-632D Bearing
The 642-632D Bearing excels in industrial gearboxes, supporting high dynamic radial loads with its robust double-row configuration. Its inch sizing makes it a preferred choice for North American machinery manufacturers.

Automotive vs Aerospace: Applications of 642-632D Bearing
In automotive applications, the 642-632D Bearing is ideal for wheel hubs and differentials, offering stability under heavy loads. For aerospace, its precision and reliability make it suitable for landing gear systems.

Perfect Fit for Automation: 642-632D Bearing
The 642-632D Bearing works well in automated conveyor systems, where its tapered rollers ensure smooth movement under continuous operation. Its standard radial clearance provides consistent performance in high-speed environments.

Q&A

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