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TS (Single Row Tapered Roller Bearings) (Imperial) LL889049-LL889010

TS (Single Row Tapered Roller Bearings) (Imperial) LL889049-LL889010

The LL889049-LL889010 is a single-row tapered roller bearing with a 50″ bore and 56.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 414,000 lbf radially and 105,000 lbf thrust, making it suitable for heavy-duty applications.

Its pin-type cage design ensures smooth operation, while the open seal allows for easy lubrication. The bearing operates well in temperatures from -30°C to 110°C, ideal for industrial environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. It’s commonly used in large machinery, construction equipment, and heavy transport where durability is key.

Weighing 324.30 lb, it’s designed for robust performance. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number LL889049-LL889010
  • Brand TFL
  • Interchangeable Timken
  • Size 50" x 56.5" x 2.75"
  • Bore Dia 50"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 56.5"
  • Outer Dia Tolerance +0.005" to 0
  • Cone Width 2.5625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.75"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 51.18"
  • Cone Backface Backing Diameter 51.38"
  • Cup Frontface Backing Diameter 55.31"
  • Cup Backface Backing Diameter 54.92"
  • Cage Cone Frontface Clearance 0.69"
  • Cage Cone Backface Clearance 0.1"
  • Effective Center Location 8.54"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LL889049
  • Cup Part Number LL889010
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LL889000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 414000 lbf
  • Static Radial Load 1500000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 107000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 105000 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 324.30 lb

Features

Performance Features of LL889049-LL889010 Bearing

LL889049-LL889010 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 414,000 lbf, ensuring reliable performance in heavy-duty applications.
The pin-type cage keeps the rollers aligned, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

How Is LL889049-LL889010 Bearing Engineered for Reliability?

LL889049-LL889010 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 105,000 lbf makes it suitable for demanding industrial uses.
The bearing requires lubrication, which enhances its performance and longevity.

Designed for Durability: LL889049-LL889010 Bearing

LL889049-LL889010 Bearing’s robust chrome steel components withstand heavy loads and harsh environments.
The tapered roller design distributes loads evenly, reducing stress on individual components.
With a static radial load capacity of 1,500,000 lbf, it excels in high-stress applications.
The open seal type allows for easy maintenance and lubrication access.

Steel vs Ceramic Bearings: Strengths of LL889049-LL889010 Bearing

LL889049-LL889010 Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
The material choice ensures resistance to wear and tear, even under extreme loads.
Its ABEC-1 rating guarantees consistent performance in precision applications.
The standard radial clearance provides flexibility for various installation requirements.

Application

Industrial Uses of LL889049-LL889010 Bearing
LL889049-LL889010 Bearing is commonly used in heavy machinery, such as mining equipment and large-scale construction vehicles, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability in tough working conditions.
In automotive applications, LL889049-LL889010 Bearing supports large truck axles and drivetrains, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.
For industrial conveyor systems, LL889049-LL889010 Bearing’s pin-type cage design reduces friction, enhancing operational smoothness. The standard radial clearance option allows for easy integration into various setups.

How Does LL889049-LL889010 Bearing Improve Performance?
LL889049-LL889010 Bearing excels in high-load scenarios, like wind turbine gearboxes, where its dynamic radial load capacity ensures long service life. The tapered rollers distribute stress evenly, reducing wear.
In agricultural machinery, LL889049-LL889010 Bearing withstands harsh environments, thanks to its chrome steel rollers and robust construction. The open design simplifies lubrication and maintenance.

Built for Heavy-Duty Use: LL889049-LL889010 Bearing
LL889049-LL889010 Bearing is ideal for steel mills, where extreme loads and temperatures are common. Its ABEC-1 rating balances precision and durability for industrial applications.
The bearing’s large size and weight make it suitable for railway freight cars, handling heavy cargo with ease. The standard radial clearance ensures consistent performance over time.

Automotive vs Aerospace: Applications of LL889049-LL889010 Bearing
In automotive sectors, LL889049-LL889010 Bearing is favoured for heavy-duty trucks, offering reliable load support. Its inch measurements align with many US-made vehicles.
For aerospace ground equipment, LL889049-LL889010 Bearing’s high static load capacity makes it useful in aircraft tow tractors and loading systems. The temperature range suits various operational climates.

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