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LM446349NW Single Cones (Imperial)
LM446349NW Single Cones (Imperial)

LM446349NW Single Cones (Imperial)

The LM446349NW is a single-row tapered roller bearing cone with a 9.25-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 99,200 lbf and static loads up to 208,000 lbf.

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

This cone 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.

With an ABEC-1 rating and standard radial clearance, 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 LM446349NW
  • 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 LM446300
  • Bore Dia 9.25"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 9.92"
  • Cone Backface Backing Diameter 9.92"
  • Cage Cone Frontface Clearance -0.02"
  • Cage Cone Backface Clearance 0.26"
  • Effective Center Location 0.2"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 99200 lbf
  • Static Radial Load 208000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 25700 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 173000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 15900 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 44800 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 Is LM446349NW Bearing Engineered for Reliability?

LM446349NW Bearing is constructed with chrome steel rings, ensuring strength and durability under combined loads.
Its dynamic radial load capacity of 99,200 lbf makes it suitable for heavy-duty applications.
The steel cage maintains proper roller alignment, reducing friction and enhancing performance.
With a temperature range of -30° to 110°C, it operates reliably in various conditions.

What Makes LM446349NW Bearing Suitable for High-Temperature Applications?

LM446349NW Bearing can withstand temperatures up to 110°C, maintaining stability in demanding environments.
The chrome steel construction resists wear, ensuring long-term performance even under heavy loads.
Its standard radial clearance allows for smooth operation, reducing heat buildup.
The open seal design facilitates easy inspection and maintenance.

Designed for Durability: LM446349NW Bearing

LM446349NW Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel rings and steel cage provide excellent resistance to wear and fatigue.
With a static radial load capacity of 208,000 lbf, it excels in heavy industrial applications.
Its ABEC-1 rating ensures consistent precision and reliability.

Application

Industrial Uses of LM446349NW Bearing
LM446349NW Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

In automotive applications, LM446349NW Bearing supports large axles and wheel hubs, providing stability under heavy loads. Its inch sizing makes it a preferred choice for American and British vehicle manufacturers.

For industrial conveyor systems, LM446349NW Bearing’s chrome steel construction offers durability and resistance to wear. The steel cage enhances its performance in high-speed operations, making it reliable for continuous use.

Where Is LM446349NW Bearing Used?
LM446349NW Bearing finds its place in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough terrain. The standard radial clearance ensures smooth operation even under varying loads.

In railway applications, LM446349NW Bearing supports freight car axles, ensuring reliable performance over long distances. Its ABEC-1 rating provides sufficient precision for these heavy-duty uses.

Built for Heavy-Duty Use: LM446349NW Bearing
LM446349NW Bearing is ideal for wind turbine gearboxes, where its dynamic load capacity handles the stresses of rotational forces. The temperature range of -30° to 110°C ensures performance in diverse climates.

For steel mills, LM446349NW Bearing’s high static radial load rating makes it suitable for rolling mills and other high-pressure applications. Its steel cage construction adds to its durability in harsh environments.

Automotive vs Aerospace: Applications of LM446349NW Bearing
In automotive sectors, LM446349NW Bearing is used in truck differentials, providing reliable performance under heavy loads. Its inch measurements align with standard automotive components.

For aerospace ground equipment, LM446349NW Bearing supports heavy-load handling systems, such as aircraft tugs. The tapered roller design ensures precise alignment and smooth operation.

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