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TS (Single Row Tapered Roller Bearings) (Imperial) LM48548C-LM48511A

TS (Single Row Tapered Roller Bearings) (Imperial) LM48548C-LM48511A

The LM48548C-LM48511A is a single-row tapered roller bearing with a 1.375″ bore and 2.5625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, with a dynamic radial load capacity of 14500 lbf and a thrust rating of 2430 lbf.

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

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

Weighing just 0.6lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe and practical choice for many mechanical setups.

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Product Parameters

  • Part Number LM48548C-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 0.14"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.57"
  • Cone Backface Backing Diameter 1.81"
  • 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 LM48548C
  • 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

How Is LM48548C-LM48511A Bearing Engineered for Reliability?

LM48548C-LM48511A Bearing is crafted from chrome steel, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 14,500 lbf, ensuring dependable performance in various applications.
The tapered roller design distributes loads evenly, reducing stress and extending service life.
With a standard radial clearance, it provides smooth operation in diverse conditions.

What Makes LM48548C-LM48511A Bearing Suitable for High-Temperature Applications?

LM48548C-LM48511A Bearing operates efficiently within a temperature range of -30° to 110°C.
The chrome steel construction maintains structural integrity even under thermal stress.
Its open design allows for easy lubrication, ensuring consistent performance in demanding environments.
The steel cage keeps rollers aligned, minimising friction and heat generation.

Designed for Durability: LM48548C-LM48511A Bearing

LM48548C-LM48511A Bearing features a single-row tapered roller design for enhanced load distribution.
The chrome steel rollers and rings provide excellent wear resistance, prolonging bearing life.
With a static radial load capacity of 14,200 lbf, it handles heavy-duty applications reliably.
Its standard radial clearance ensures smooth operation and easy maintenance.

Application

Industrial Uses of LM48548C-LM48511A Bearing
LM48548C-LM48511A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The imperial sizing makes it a straightforward replacement for Timken bearings in North American applications.
In automotive systems, LM48548C-LM48511A Bearing works well in wheel hubs and differentials, thanks to its chrome steel construction and standard radial clearance. Its open design simplifies lubrication, which is handy for high-mileage vehicles.
For industrial conveyor systems, LM48548C-LM48511A Bearing’s dynamic radial load capacity ensures reliable performance under constant use. The steel cage adds durability, making it suitable for dusty or high-vibration environments.

Where Is LM48548C-LM48511A Bearing Used?
You’ll often spot LM48548C-LM48511A Bearing in mining equipment, where its tapered rollers manage heavy radial and thrust loads. The inch measurements align perfectly with older machinery still in use.
In railway applications, LM48548C-LM48511A Bearing supports axle boxes, providing stability under varying loads. Its ABEC-1 rating balances precision and cost-effectiveness for these demanding conditions.
For pulp and paper machinery, LM48548C-LM48511A Bearing’s temperature tolerance (-30° to 110°C) handles both hot and wet environments. The chrome steel rollers resist wear, even with frequent starts and stops.

Built for Heavy-Duty Use: LM48548C-LM48511A Bearing
LM48548C-LM48511A Bearing shines in forestry equipment like log skidders, where its dynamic thrust rating (2430 lbf) handles uneven loads. The steel cage prevents roller misalignment during rough operation.
In metalworking machinery, LM48548C-LM48511A Bearing’s standard radial clearance accommodates thermal expansion during prolonged use. Its interchangeable design with Timken simplifies maintenance for workshop managers.
For power transmission systems, LM48548C-LM48511A Bearing’s effective center location (-0.14″) optimizes load distribution. The open seal type allows easy grease replenishment during routine servicing.

Automotive vs Aerospace: Applications of LM48548C-LM48511A Bearing
In trucks and trailers, LM48548C-LM48511A Bearing handles wheel loads reliably, with its 14,500 lbf dynamic radial capacity. The inch sizing avoids metric conversion hassles in North American fleets.
For ground support equipment at airports, LM48548C-LM48511A Bearing’s tapered rollers cope with both vertical and horizontal forces. Its RoHS compliance meets environmental standards without sacrificing durability.
In agricultural aircraft components, LM48548C-LM48511A Bearing’s temperature range suits seasonal variations. The chrome steel construction resists corrosion from crop chemicals or coastal operations.

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