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438 Single Cones (Imperial)
438 Single Cones (Imperial)

438 Single Cones (Imperial)

The 438 single cones are tapered roller bearings with a 1.75″ bore, designed for combined loads and made from durable chrome steel. They handle dynamic radial loads up to 28500 lbf and operate smoothly in temperatures from -30°C to 110°C.

Their open design and steel cage ensure easy maintenance and long service life. The bearings come in standard radial clearance, with options for C3, C4, or C5 clearances to suit different needs.

These cones are part of the 435 series and are interchangeable with Timken bearings, making them a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes where reliability is key.

Compliant with RoHS and REACH standards, they offer a balance of strength and performance. The effective center location of -0.36″ helps with precise alignment in assemblies.

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Product Parameters

  • Part Number 438
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 438-430X , 438-432 , 438-432A , 438-432X , 438-433 , 438-432-B , 438-432AB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 435
  • Bore Dia 1.75"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.1772"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 2.01"
  • Cone Backface Backing Diameter 2.24"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.36"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 49700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3600 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 12900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 438 Bearing Handle Combined Loads?

438 Bearing is crafted with chrome steel rings, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 28,500 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing wear and extending the bearing’s service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 438 Bearing for Precision Tasks?

438 Bearing features a tapered roller design, providing precise load distribution and smooth operation.
The single-row construction ensures stability, making it suitable for combined load applications.
Its standard radial clearance options allow for flexibility in different operational needs.
The ABEC-1 rating confirms its consistent performance in precision tasks.

Engineered for Durability: 438 Bearing

438 Bearing’s chrome steel construction enhances its durability under heavy loads.
The steel cage design minimises wear, contributing to a longer operational life.
With a static radial load capacity of 32,400 lbf, it handles demanding applications with ease.
Its effective center location ensures balanced performance in various setups.

Material Composition of 438 Bearing

438 Bearing uses high-quality chrome steel for both rings and rollers, ensuring strength and reliability.
The steel cage provides robust support, keeping the rollers aligned during operation.
This material choice enhances resistance to wear, even under significant stress.
Compliant with RoHS and REACH, it meets stringent environmental standards.

Performance Features of 438 Bearing

438 Bearing’s tapered roller design efficiently manages combined radial and thrust loads.
Its dynamic thrust rating of 3,600 lbf ensures smooth operation in varied conditions.
The standard radial clearance options offer adaptability for different applications.
With a wide temperature range, it remains reliable in diverse environments.

Application

Industrial Uses of 438 Bearing
The 438 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

Where Is 438 Bearing Used?
You’ll often find 438 Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity keeps things running smoothly. The inch sizing makes it a good fit for older or imperial-based machinery.

Built for Heavy-Duty Use: 438 Bearing
This bearing excels in industrial settings like conveyor systems, thanks to its open design and steel cage. The standard radial clearance offers flexibility for various operational needs.

Automotive vs Industrial: Applications of 438 Bearing
In automotive uses, 438 Bearing supports heavy loads in axles and transmissions, while in industrial settings, it’s ideal for gearboxes and pumps. Its ABEC-1 rating ensures reliable performance across different applications.

Perfect Fit for Automation: 438 Bearing
The 438 Bearing works well in automated systems, such as robotic arms, where precise movement is key. Its tapered rollers provide stability under varying load conditions.

Q&A

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