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TS (Single Row Tapered Roller Bearings) (Imperial) LM48549-LM48511A

TS (Single Row Tapered Roller Bearings) (Imperial) LM48549-LM48511A

The LM48549-LM48511A is a single-row tapered roller bearing with a 1.375″ bore and 2.5625″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 14500 lbf radially and 2430 lbf thrust, suitable for demanding applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various environments.

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

Weighing just 0.6lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number LM48549-LM48511A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 2.5625" x 0.8301"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.5625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.72"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.67"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8301"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.57"
  • Cone Backface Backing Diameter 1.65"
  • Cup Frontface Backing Diameter 2.44"
  • Cup Backface Backing Diameter 2.28"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.14"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM48549
  • Cup Part Number LM48511A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM48500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 14500 lbf
  • Static Radial Load 14200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3760 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2430 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 0.600 lb

Features

Performance Features of LM48549-LM48511A Bearing

LM48549-LM48511A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 14,500 lbf, ensuring reliable performance in various applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse environments.

How Is LM48549-LM48511A Bearing Engineered for Reliability?

LM48549-LM48511A Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability and resistance to wear under heavy loads.
Its standard radial clearance allows for smooth operation in most industrial settings.
The bearing requires lubrication, ensuring consistent performance over time.

Built for Durability: LM48549-LM48511A Bearing

LM48549-LM48511A Bearing’s tapered roller design efficiently manages both radial and thrust loads.
The chrome steel components resist wear, maintaining performance in demanding conditions.
With a static radial load capacity of 14,200 lbf, it offers reliable support.
Its open design simplifies maintenance, though regular lubrication is recommended.

Steel vs Ceramic Bearings: Strengths of LM48549-LM48511A Bearing

LM48549-LM48511A Bearing uses chrome steel for both rollers and rings, balancing cost and performance.
This material choice ensures good resistance to wear and fatigue in industrial applications.
The bearing’s ABEC-1 rating confirms its precision for general purpose use.
Its standard radial clearance provides versatility across different operating conditions.

Application

Industrial Uses of LM48549-LM48511A Bearing
LM48549-LM48511A Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is LM48549-LM48511A Bearing Used?
You’ll often find LM48549-LM48511A Bearing in automotive applications like wheel hubs and differential systems, thanks to its reliable performance under radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: LM48549-LM48511A Bearing
LM48549-LM48511A Bearing excels in industrial fans and conveyor systems, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of LM48549-LM48511A Bearing
In automotive settings, LM48549-LM48511A Bearing supports drivetrain components, while in aerospace, its precision helps with landing gear mechanisms. The ABEC-1 rating ensures consistent performance across both fields.

Perfect Fit for Automation: LM48549-LM48511A Bearing
LM48549-LM48511A Bearing works well in automated machinery, such as robotic arms, where smooth rotation is key. Its standard radial clearance options make it adaptable to various precision needs.

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