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TS (Single Row Tapered Roller Bearings) (Imperial) 440-432A

TS (Single Row Tapered Roller Bearings) (Imperial) 440-432A

The 440-432A is a single-row tapered roller bearing with a 1.5″ bore and 3.75″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 28500 lbf radially and 3600 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for machinery like gearboxes or wheel hubs where combined loads are common.

Weighing 2.3 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 440-432A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.75" x 1.094"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1772"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.094"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.79"
  • Cone Backface Backing Diameter 1.83"
  • Cup Frontface Backing Diameter 3.46"
  • Cup Backface Backing Diameter 3.31"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.36"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 440
  • Cup Part Number 432A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 435
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 28500 lbf
  • Static Radial Load 32400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3600 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 2.3 lb

Features

Performance Features of 440-432A Bearing

440-432A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 28,500 lbf, ensuring reliable performance in various applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a standard radial clearance, it provides flexibility for different installation needs.

440-432A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its ABEC-1 rating ensures consistent precision for industrial use.

Application

Industrial Uses of 440-432A Bearing
The 440-432A Bearing is a solid choice for heavy machinery like construction equipment and agricultural gear, where combined radial and thrust loads are common. Its chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 440-432A Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a convenient option for older or North American vehicle models.

For industrial conveyor systems, 440-432A Bearing’s tapered roller design helps manage heavy loads smoothly. The open seal type allows for easy lubrication, extending its service life in high-use environments.

What Makes 440-432A Bearing a Preferred Choice?
440-432A Bearing works well in mining equipment, where its robust design handles both radial and axial stresses effectively. The steel cage adds extra strength, making it suitable for rough conditions.

In power transmission systems, 440-432A Bearing supports shafts and gears with minimal friction. Its standard radial clearance ensures consistent performance across different temperature ranges.

Built for Heavy-Duty Use: 440-432A Bearing
440-432A Bearing is often used in forestry machinery, where its tapered rollers manage uneven loads efficiently. The chrome steel rollers resist wear, even in dusty or humid environments.

For railway applications, 440-432A Bearing provides stability in axle boxes, ensuring smooth operation over long distances. Its compatibility with Timken models makes it a versatile replacement option.

Automotive vs Aerospace: Applications of 440-432A Bearing
In automotive settings, 440-432A Bearing is ideal for truck transmissions, where its load capacity meets demanding requirements. The inch measurements simplify installation in older or custom builds.

For industrial fans, 440-432A Bearing’s tapered design reduces vibration, improving efficiency. The open construction allows for straightforward maintenance, reducing downtime.

Q&A

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