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TS (Single Row Tapered Roller Bearings) (Imperial) LM119348-LM119311

TS (Single Row Tapered Roller Bearings) (Imperial) LM119348-LM119311

The LM119348-LM119311 is a single-row tapered roller bearing with a 3.75″ bore and 5.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 31400 lbf radially and 3950 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 2.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

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Product Parameters

  • Part Number LM119348-LM119311
  • Brand TFL
  • Interchangeable Timken
  • Size 3.75" x 5.375" x 1.1875"
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9688"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 4.72"
  • Cone Backface Backing Diameter 4.13"
  • Cup Frontface Backing Diameter 5.19"
  • Cup Backface Backing Diameter 4.96"
  • Cage Cone Frontface Clearance 0.03"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.18"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM119348
  • Cup Part Number LM119311
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM119300
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 3950 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.9 lb

Features

Performance Features of LM119348-LM119311 Bearing

LM119348-LM119311 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 31,400 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is LM119348-LM119311 Bearing Engineered for Reliability?

LM119348-LM119311 Bearing features a single-row tapered roller design, ideal for handling both radial and thrust loads.
The chrome steel construction provides excellent resistance to wear and fatigue.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
The bearing requires lubrication, ensuring smooth operation and extended service life.

Designed for Durability: LM119348-LM119311 Bearing

LM119348-LM119311 Bearing’s tapered roller design ensures efficient load distribution, reducing stress on components.
The chrome steel materials resist corrosion and wear, maintaining performance over time.
With a static radial load capacity of 51,100 lbf, it excels in demanding environments.
Its ABEC-1 rating guarantees consistent precision and reliability.

Application

Industrial Uses of LM119348-LM119311 Bearing
LM119348-LM119311 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 tough working conditions.

Where Is LM119348-LM119311 Bearing Used?
You’ll often find LM119348-LM119311 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: LM119348-LM119311 Bearing
LM119348-LM119311 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage adds stability, even under high radial loads.

Automotive vs Aerospace: Applications of LM119348-LM119311 Bearing
In automotive systems, LM119348-LM119311 Bearing is ideal for wheel hubs and differentials. For aerospace, its precision fits landing gear components, though it’s more common in ground support equipment.

Perfect Fit for Automation: LM119348-LM119311 Bearing
LM119348-LM119311 Bearing works well in conveyor systems and robotic arms, thanks to its reliable performance. The standard radial clearance ensures smooth operation in repetitive tasks.

Q&A

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