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TS (Single Row Tapered Roller Bearings) (Imperial) 639-632

TS (Single Row Tapered Roller Bearings) (Imperial) 639-632

The 639-632 is a single-row tapered roller bearing with a 2.5″ bore and 5.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 62,100 lbf and is designed for smooth operation in various conditions.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing can withstand temperatures from -30°C to 110°C, making it versatile for different environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 6.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for various industries. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 639-632
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 5.375" x 1.625"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.25"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 3.54"
  • Cone Backface Backing Diameter 3.19"
  • Cup Frontface Backing Diameter 4.96"
  • Cup Backface Backing Diameter 4.65"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.15"
  • Effective Center Location -0.44"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 639
  • Cup Part Number 632
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 635
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 62100 lbf
  • Static Radial Load 67000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 16100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9980 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 6.2 lb

Features

Performance Features of 639-632 Bearing

639-632 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 62,100 lbf, ensuring reliable performance in heavy-duty applications.

The single-row tapered roller design provides effective load distribution, reducing stress on components.
With a standard radial clearance, it maintains smooth operation under varying conditions.

639-632 Bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.
The steel cage keeps rollers aligned, enhancing durability and extending service life.

Lubrication is required for optimal performance, ensuring consistent operation over time.
Its ABEC-1 rating balances precision and cost-effectiveness for industrial applications.

Application

Industrial Uses of 639-632 Bearing
The 639-632 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in tough working conditions.

Where Is 639-632 Bearing Used?
You’ll often find 639-632 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a good fit for older or custom-built vehicles that require imperial measurements.

Built for Heavy-Duty Use: 639-632 Bearing
This bearing excels in industrial fans and pumps, where its high dynamic radial load capacity keeps things running smoothly. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 639-632 Bearing
In automotive settings, 639-632 Bearing supports drivetrain components, while its precision makes it suitable for certain aerospace applications. The steel cage adds stability during high-speed rotations.

Perfect Fit for Automation: 639-632 Bearing
For conveyor systems and automated assembly lines, 639-632 Bearing offers reliable performance with minimal maintenance. Its standard radial clearance ensures smooth operation in continuous-use scenarios.

Q&A

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