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28138X Single Cones (Imperial)
28138X Single Cones (Imperial)

28138X Single Cones (Imperial)

The 28138X is a single-row tapered roller bearing cone with a 1.378-inch bore, made from durable chrome steel. It handles combined loads, with a dynamic radial load capacity of 13200 lbf and a static radial load of 15500 lbf.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for applications like automotive axles or industrial gearboxes where combined loads are common.

With standard radial clearance and ABEC-1 rating, it offers a balance of precision and durability. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 28138X
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 28000
  • Bore Dia 1.378"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 0.8244"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.75"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.19"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 13200 lbf
  • Static Radial Load 15500 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3430 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 23000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2360 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 5970 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Built for Reliability: 28138X Bearing

28138X Bearing is crafted from chrome steel, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 13,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing wear and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 28138X Bearing Reduce Friction?

28138X Bearing features a tapered roller design, minimising friction during operation.
The chrome steel construction ensures smooth movement even under high radial loads.
Its standard radial clearance allows for optimal performance in most applications.
The steel cage maintains roller spacing, further reducing friction and wear.

Performance Features of 28138X Bearing

28138X Bearing is designed for combined load handling, with a static radial load of 15,500 lbf.
The ABEC-1 rating ensures consistent precision in industrial applications.
Its effective centre location of -0.19″ provides stability during operation.
The open seal type allows for easy inspection and maintenance when required.

Application

Industrial Uses of 28138X Bearing
28138X Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

What Makes 28138X Bearing a Preferred Choice?
In automotive applications, 28138X Bearing supports wheel hubs and axles, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 28138X Bearing
For industrial conveyor systems, 28138X Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds stability during high-speed operations.

Automotive vs Aerospace: Applications of 28138X Bearing
In automotive settings, 28138X Bearing is ideal for transmissions and differentials, while its precision suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance.

Essential Roles of 28138X Bearing
28138X Bearing is often found in agricultural machinery, where its tapered rollers manage heavy radial and thrust loads. The standard radial clearance offers flexibility for various applications.

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