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LM119348 Single Cones (Imperial)
LM119348 Single Cones (Imperial)

LM119348 Single Cones (Imperial)

The LM119348 is a single-row tapered roller bearing cone with a 3.75-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 31400 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance. The cone width is 1.1875 inches, with tight tolerances for precise fitting.

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

Compliant with RoHS and REACH standards, it offers a balance of strength and longevity. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number LM119348
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LM119348-LM119311
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series LM119300
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.09"
  • Cone Frontface Backing Diameter 4.02"
  • Cone Backface Backing Diameter 4.13"
  • Cage Cone Frontface Clearance 0.03"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.18"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 31400 lbf
  • Static Radial Load 51100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8140 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 54600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3950 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 14200 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 LM119348 Bearing Handle Combined Loads?

LM119348 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 31,400 lbf, ensuring reliable performance in demanding conditions.
The tapered roller design distributes loads evenly, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes LM119348 Bearing Suitable for High-Load Applications?

LM119348 Bearing features a single-row tapered roller design, ideal for handling combined loads efficiently.
The chrome steel construction provides durability, while the steel cage maintains roller alignment.
Its static radial load capacity of 51,100 lbf ensures stability under heavy loads.
The standard radial clearance allows for smooth operation in diverse applications.

Engineered for Precision: LM119348 Bearing

LM119348 Bearing’s precise cone width and backface clearance ensure accurate alignment in assemblies.
The tapered roller design minimises friction, enhancing performance in combined load scenarios.
With an ABEC-1 rating, it meets standard precision requirements for industrial use.
The effective center location of -0.18″ optimises load distribution for longer bearing life.

Steel vs Chrome Steel Bearings: Strengths of LM119348 Bearing

LM119348 Bearing combines chrome steel rings with a steel cage for balanced strength and durability.
This mix of materials provides excellent resistance to wear under heavy radial and thrust loads.
The open seal design allows for easy lubrication, reducing maintenance needs.
Its compliance with RoHS and REACH standards ensures environmental safety in various industries.

Application

Industrial Uses of LM119348 Bearing
LM119348 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, extending its service life in demanding conditions.

Where Is LM119348 Bearing Used?
In automotive applications, LM119348 Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American and British vehicle manufacturers.

Built for Heavy-Duty Use: LM119348 Bearing
For industrial fans and pumps, LM119348 Bearing’s chrome steel construction ensures durability and resistance to wear. The steel cage adds stability, making it suitable for high-speed operations.

Automotive vs Aerospace: Applications of LM119348 Bearing
While LM119348 Bearing excels in automotive systems like axles and transmissions, it also finds use in aerospace landing gear components. Its ABEC-1 rating ensures consistent performance across different industries.

Key Fields for LM119348 Bearing
In agricultural machinery, LM119348 Bearing is ideal for gearboxes and PTO shafts, where its dynamic load capacity handles heavy shocks. The standard radial clearance offers flexibility for various operational needs.

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