TS (Single Row Tapered Roller Bearings) (Imperial) L865548-L865512

The L865548-L865512 is a single-row tapered roller bearing with a 15″ bore and 18.875″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 133,000 lbf radially and 29,300 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, gearboxes, or large equipment where robust performance is needed.

Weighing 40.40 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance ensures easy installation and maintenance.

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Description

Features

Application

Q&A

Product Parameters

Part Number L865548-L865512
Brand TFL
Interchangeable Timken
Size 15" x 18.875" x 1.9375"
Bore Dia 15"
Bore Dia Tolerance +0.002" to 0
Outer Dia 18.875"
Outer Dia Tolerance +0.002" to 0
Cone Width 1.875"
Cone Width Tolerance +0.003" to -0.01
Cup Width 1.375"
Cup Width Tolerance +0.002" to -0.01
Width 1.9375"
Width Tolerance +0.015" to -0.015"
Cone Backface ToClear Radius 0.500"
Cup Backface ToClear Radius 0.130"
Cone Frontface Backing Diameter 16.97"
Cone Backface Backing Diameter 16.5"
Cup Frontface Backing Diameter 18.35"
Cup Backface Backing Diameter 17.95"
Cage Cone Frontface Clearance 0.16"
Cage Cone Backface Clearance 0.22"
Effective Center Location 1.69"
System of Measurement Inch
Type Bearing
Cone Part Number L865548
Cup Part Number L865512
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series L865500
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 133000 lbf
Static Radial Load 311000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 34600 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 29300 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 40.40 lb

Features

Performance Features of L865548-L865512 Bearing

L865548-L865512 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 133,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

Why Choose L865548-L865512 Bearing for Precision Tasks?

L865548-L865512 Bearing features precise tolerances, with bore and outer diameter tolerances within +0.002″ to 0.
Its tapered roller design efficiently handles both radial and thrust loads, ensuring smooth operation.
The standard radial clearance and ABEC-1 rating provide consistent performance for industrial applications.
Lubrication is required to maintain optimal functionality and extend service life.

Engineered for Reliability: L865548-L865512 Bearing

L865548-L865512 Bearing’s single-row construction simplifies installation while maintaining high load capacity.
The chrome steel components resist wear, ensuring long-term reliability in demanding environments.
With a static radial load rating of 311,000 lbf, it excels in heavy-load scenarios.
Its effective center location of 1.69″ contributes to stable and balanced operation.

Application

Industrial Uses of L865548-L865512 Bearing
L865548-L865512 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In the automotive sector, L865548-L865512 Bearing fits well in large trucks and buses, particularly in wheel hubs and axles. Its imperial sizing makes it a straightforward replacement for Timken bearings in many applications.

For industrial gearboxes, L865548-L865512 Bearing provides reliable performance due to its high dynamic radial load capacity. The open design allows for easy lubrication, extending service life in continuous operation.

In agricultural machinery, L865548-L865512 Bearing supports heavy loads in equipment like tractors and harvesters. The standard radial clearance offers a balance between precision and durability in dusty environments.

L865548-L865512 Bearing is also found in railway applications, where its robust design handles the demanding conditions of freight and passenger trains. The steel cage adds stability during high-speed operations.