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544091 Single Cones (Imperial)
544091 Single Cones (Imperial)

544091 Single Cones (Imperial)

The 544091 is a single-row tapered roller bearing with a 9.125-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 53400 lbf and static loads up to 103000 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 heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The standard radial clearance can be adjusted to C3, C4, or C5 as needed.

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Product Parameters

  • Part Number 544091
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 544091-544116 , 544091-544118
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 544091
  • Bore Dia 9.125"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 9.57"
  • Cone Backface Backing Diameter 9.72"
  • Cage Cone Frontface Clearance 0.15"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location 0.62"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 53400 lbf
  • Static Radial Load 103000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13900 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 93000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 9530 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 24100 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 544091 Bearing Handle Combined Loads?

544091 Bearing is built with chrome steel rings and a steel cage, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 53,400 lbf, making it suitable for heavy-duty applications.
The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Why Choose 544091 Bearing for Heavy-Duty Applications?

544091 Bearing features a single-row construction, providing stability and durability under combined loads.
The chrome steel material enhances its resistance to wear, extending its service life.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
The effective center location of 0.62″ ensures precise alignment and smooth operation.

Engineered for Reliability: 544091 Bearing

544091 Bearing’s tapered roller design reduces friction, ensuring efficient performance.
The steel cage maintains proper roller alignment, minimising wear and tear.
With a static radial load capacity of 103,000 lbf, it handles demanding conditions with ease.
Its ABEC-1 rating guarantees consistent precision and reliability.

Steel vs Chrome Steel Bearings: Strengths of 544091 Bearing

544091 Bearing combines chrome steel rings with a steel cage for optimal strength and durability.
The tapered roller design efficiently manages combined loads, enhancing performance.
Its dynamic thrust rating (Ca90) of 9,530 lbf ensures reliable operation under pressure.
The standard radial clearance options provide versatility for various industrial needs.

Application

Industrial Uses of 544091 Bearing
The 544091 Bearing is commonly used in heavy machinery, such as construction equipment and mining conveyors, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

Where Is 544091 Bearing Used?
You’ll often find the 544091 Bearing in automotive applications like truck wheel hubs, where its high dynamic radial load capacity supports smooth operation. The inch sizing makes it a good fit for North American vehicle designs.

Built for Heavy-Duty Use: 544091 Bearing
This bearing excels in industrial gearboxes, thanks to its steel cage and robust design. It’s also a reliable choice for agricultural machinery, where consistent performance under heavy loads is essential.

Automotive vs Aerospace: Applications of 544091 Bearing
In automotive settings, the 544091 Bearing is ideal for axles and transmissions, while its precision makes it suitable for aerospace landing gear components. The open seal type allows for easy lubrication in both environments.

Key Fields for 544091 Bearing
The 544091 Bearing is a go-to for railway applications, particularly in freight car axles, due to its high static radial load rating. Its temperature range also makes it adaptable to varying climates.

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