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TS (Single Row Tapered Roller Bearings) (Imperial) LL483449-LL483418

TS (Single Row Tapered Roller Bearings) (Imperial) LL483449-LL483418

The LL483449-LL483418 is a single-row tapered roller bearing with a 30″ bore and 35″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 352,000 lbf radially and 59,200 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. 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 large equipment where robust performance is needed.

Weighing 148.6 lb, it’s designed for stability and long service life. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number LL483449-LL483418
  • Brand TFL
  • Interchangeable Timken
  • Size 30" x 35" x 2.75"
  • Bore Dia 30"
  • Bore Dia Tolerance +0.003" to 0
  • Outer Dia 35"
  • Outer Dia Tolerance +0.003" to 0
  • Cone Width 2.75"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.75"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 39.33"
  • Cone Backface Backing Diameter 30.83"
  • Cup Frontface Backing Diameter 33.79"
  • Cup Backface Backing Diameter 33.66"
  • Cage Cone Frontface Clearance 0.29"
  • Cage Cone Backface Clearance 0.2"
  • Effective Center Location 2.45"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LL483449
  • Cup Part Number LL483418
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LL483400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 352000 lbf
  • Static Radial Load 960000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 91400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 59200 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 148.60 lb

Features

How Is LL483449-LL483418 Bearing Engineered for Reliability?

LL483449-LL483418 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 352,000 lbf, making it suitable for heavy-duty industrial applications.
The steel cage ensures proper roller alignment, enhancing stability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

Structural Advantages of LL483449-LL483418 Bearing

LL483449-LL483418 Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The precise cone and cup dimensions ensure smooth operation and easy installation.
Its standard radial clearance allows for flexibility in different applications.
The chrome steel construction provides durability and resistance to wear.

Why Choose LL483449-LL483418 Bearing for Precision Tasks?

LL483449-LL483418 Bearing offers high precision with its ABEC-1 rating, ensuring consistent performance.
The effective centre location of 2.45″ enhances load distribution and operational stability.
Its dynamic thrust rating of 59,200 lbf makes it reliable for demanding tasks.
The open seal design simplifies maintenance and lubrication.

Application

Industrial Uses of LL483449-LL483418 Bearing
LL483449-LL483418 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in harsh working conditions.

In automotive applications, LL483449-LL483418 Bearing supports large axles and drivetrains, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American industrial vehicles.

For wind turbine systems, LL483449-LL483418 Bearing’s robust design helps manage the significant forces generated by rotor blades. The open seal type allows for easy lubrication, extending service life in remote installations.

What Makes LL483449-LL483418 Bearing a Preferred Choice?
LL483449-LL483418 Bearing is ideal for agricultural machinery, such as combines and tractors, where its high static radial load capacity prevents premature wear. The steel cage adds stability during heavy use.

In railway applications, LL483449-LL483418 Bearing ensures smooth operation for freight car axles, thanks to its precise tolerances and effective center location. The standard radial clearance accommodates thermal expansion during long hauls.

Built for Heavy-Duty Use: LL483449-LL483418 Bearing
LL483449-LL483418 Bearing excels in steel mill equipment, where its dynamic thrust rating supports rolling mill operations. The ABEC-1 rating balances performance and cost for industrial settings.

For marine propulsion systems, LL483449-LL483418 Bearing’s temperature range suits both cold and warm environments. Its lubrication requirement is easily met with standard marine-grade greases.

Light-Duty vs Heavy-Duty: Best Uses for LL483449-LL483418 Bearing
LL483449-LL483418 Bearing is versatile enough for both light industrial conveyors and heavy crane systems. The single-row construction simplifies installation while maintaining load capacity.

In oilfield machinery, LL483449-LL483418 Bearing’s chrome steel rollers resist wear from abrasive conditions. The 148.6 lb weight reflects its sturdy build for high-impact applications.

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