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TS (Single Row Tapered Roller Bearings) (Imperial) LL469949-LL469910

TS (Single Row Tapered Roller Bearings) (Imperial) LL469949-LL469910

The LL469949-LL469910 is a single-row tapered roller bearing with a 17.625″ bore and 21.75″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 139,000 lbf radially and 22,500 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 45.8 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 LL469949-LL469910
  • Brand TFL
  • Interchangeable Timken
  • Size 17.625" x 21.75" x 1.75"
  • Bore Dia 17.625"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 21.75"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.6385"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.2813"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.75"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 20.09"
  • Cone Backface Backing Diameter 18.35"
  • Cup Frontface Backing Diameter 20.70"
  • Cup Backface Backing Diameter 20.79"
  • Cage Cone Frontface Clearance 0.25"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location 1.38"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LL469949
  • Cup Part Number LL469910
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LL469900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 139000 lbf
  • Static Radial Load 340000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 36000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 22500 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 45.8 lb

Features

Performance Features of LL469949-LL469910 Bearing

LL469949-LL469910 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 139,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is LL469949-LL469910 Bearing Engineered for Reliability?

LL469949-LL469910 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent wear resistance, extending its service life.
Its standard radial clearance allows for smooth operation in diverse industrial settings.
With an ABEC-1 rating, it balances precision and cost-effectiveness.

Built for Durability: LL469949-LL469910 Bearing

LL469949-LL469910 Bearing’s robust design withstands static radial loads up to 340,000 lbf.
The tapered roller configuration ensures efficient load distribution across the bearing surfaces.
Its steel cage maintains roller positioning, preventing misalignment during operation.
The bearing requires proper lubrication for optimal performance in demanding environments.

Steel vs Ceramic Bearings: Strengths of LL469949-LL469910 Bearing

LL469949-LL469910 Bearing uses chrome steel for both rings and rollers, offering excellent strength-to-weight ratio.
This material choice provides good resistance to wear while maintaining affordability.
The bearing’s imperial sizing (17.625″ bore) makes it compatible with existing industrial equipment.
With a weight of 45.8 lb, it remains manageable for installation despite its large size.

Application

Industrial Uses of LL469949-LL469910 Bearing
LL469949-LL469910 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 demanding environments.

In automotive applications, LL469949-LL469910 Bearing supports large axles and wheel hubs, providing stability under heavy loads. Its inch sizing makes it compatible with many North American truck and trailer models.

For industrial gearboxes, LL469949-LL469910 Bearing’s high dynamic radial load capacity makes it reliable for continuous operation. The open design allows for easy lubrication, extending service life in high-speed scenarios.

Where Is LL469949-LL469910 Bearing Used?
LL469949-LL469910 Bearing is ideal for agricultural machinery, such as tractors and harvesters, where its robust design withstands uneven loads. The standard radial clearance ensures smooth performance in varying conditions.

In material handling systems, LL469949-LL469910 Bearing’s tapered rollers reduce friction, improving efficiency in conveyor belts and lifting equipment. Its steel cage adds strength, making it suitable for repetitive use.

Built for Heavy-Duty Use: LL469949-LL469910 Bearing
LL469949-LL469910 Bearing excels in forestry equipment, where its combined load capacity handles both radial and thrust forces. The ABEC-1 rating ensures consistent performance in rugged settings.

For railway applications, LL469949-LL469910 Bearing’s large size and high static radial load rating make it a dependable choice for freight car axles. The temperature range also suits various climatic conditions.

Automotive vs Aerospace: Applications of LL469949-LL469910 Bearing
In automotive, LL469949-LL469910 Bearing is often found in heavy-duty trucks, supporting drivetrain components. Its inch measurements align with standard US manufacturing specs.

For aerospace ground equipment, LL469949-LL469910 Bearing’s reliability is key in aircraft tow tractors and loading systems. The chrome steel rollers provide long-lasting performance with minimal maintenance.

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