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LM739749WE Single Cones (Imperial)
LM739749WE Single Cones (Imperial)

LM739749WE Single Cones (Imperial)

The LM739749WE is a single-row tapered roller bearing cone with a 7.75-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 71,600 lbf and static loads up to 161,000 lbf.

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

This model is interchangeable with Timken cones, making it a practical choice for replacements. Ideal for industrial machinery or heavy equipment 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 LM739749WE
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LM739749WE-LM739710 , LM739749WE-LM739719
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 7.75"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.6938"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 8.11"
  • Cone Backface Backing Diameter 8.39"
  • Cage Cone Frontface Clearance -0.01"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location 0.45"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 71600 lbf
  • Static Radial Load 161000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 18600 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 125000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 14200 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 32300 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 LM739749WE Bearing Handle Combined Loads?

LM739749WE 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 71,600 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 LM739749WE Bearing for Heavy-Duty Applications?

LM739749WE Bearing features a single-row construction, providing stability under combined loads.
The chrome steel material enhances durability, while the steel cage maintains roller alignment.
Its static radial load capacity of 161,000 lbf ensures long-term reliability.
The standard radial clearance allows for flexibility in different operational settings.

Engineered for Reliability: LM739749WE Bearing

LM739749WE Bearing’s tapered roller design reduces friction, improving efficiency and lifespan.
The effective center location of 0.45″ ensures precise load distribution.
With an ABEC-1 rating, it balances performance and cost-effectiveness.
Its compliance with RoHS and REACH standards makes it environmentally friendly.

Steel vs Chrome Steel Bearings: Strengths of LM739749WE Bearing

LM739749WE Bearing combines chrome steel rings with a steel cage for optimal performance.
The dynamic thrust rating of 14,200 lbf ensures reliable operation under heavy loads.
Its construction allows for easy maintenance and long service intervals.
The open seal type simplifies inspection and lubrication.

Application

Industrial Uses of LM739749WE Bearing
LM739749WE Bearing is commonly used in heavy machinery, such as mining equipment and construction gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is LM739749WE Bearing Used?
You’ll often find LM739749WE Bearing in automotive applications like truck wheel hubs, where its high dynamic load capacity keeps things running smoothly. Its inch sizing makes it a go-to choice for machinery in regions using imperial measurements.

Built for Heavy-Duty Use: LM739749WE Bearing
LM739749WE Bearing excels in industrial fans and conveyor systems, thanks to its robust steel cage and standard radial clearance. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of LM739749WE Bearing
In automotive settings, LM739749WE Bearing supports heavy axles and transmissions, while its precision makes it suitable for aerospace landing gear components. The ABEC-1 rating ensures reliable performance across both sectors.

Key Fields for LM739749WE Bearing
LM739749WE Bearing is ideal for agricultural machinery, where its tapered rollers manage uneven loads from tillers and harvesters. The wide temperature range also makes it adaptable to varying field conditions.

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