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TS (Single Row Tapered Roller Bearings) (Imperial) LM665949-LM665910

TS (Single Row Tapered Roller Bearings) (Imperial) LM665949-LM665910

The LM665949-LM665910 is a single-row tapered roller bearing with a 15.1875″ bore and 20.25″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 304,000 lbf radially and 56,500 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, gearboxes, or large equipment where combined loads are common.

Weighing 99.60 lb, it’s built for strength and longevity. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number LM665949-LM665910
  • Brand TFL
  • Interchangeable Timken
  • Size 15.1875" x 20.25" x 3.25"
  • Bore Dia 15.1875"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 20.25"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 3.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 2.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 3.25"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 17.4"
  • Cone Backface Backing Diameter 16.34"
  • Cup Frontface Backing Diameter 19.51"
  • Cup Backface Backing Diameter 18.98"
  • Cage Cone Frontface Clearance 0.18"
  • Cage Cone Backface Clearance 0.33"
  • Effective Center Location 0.64"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM665949
  • Cup Part Number LM665910
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM665900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 304000 lbf
  • Static Radial Load 710000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 78900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 56500 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 99.60 lb

Features

Performance Features of LM665949-LM665910 Bearing

LM665949-LM665910 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 304,000 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 operating conditions.

LM665949-LM665910 Bearing’s standard radial clearance allows for flexibility in different setups.
Its ABEC-1 rating ensures consistent precision for industrial use.

The open seal design simplifies maintenance while providing adequate protection.
Weighing 99.60 lb, it balances strength and practicality for large-scale machinery.

Application

Industrial Uses of LM665949-LM665910 Bearing
LM665949-LM665910 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is LM665949-LM665910 Bearing Used?
You’ll often find LM665949-LM665910 Bearing in large industrial gearboxes, where its high dynamic radial load capacity keeps operations smooth. Its inch sizing makes it a good fit for American-made machinery.

Built for Heavy-Duty Use: LM665949-LM665910 Bearing
LM665949-LM665910 Bearing excels in mining equipment, thanks to its robust steel cage and tapered rollers. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of LM665949-LM665910 Bearing
In automotive applications, LM665949-LM665910 Bearing supports heavy axles and drivetrains. For aerospace, its precision and reliability make it suitable for landing gear systems.

Perfect Fit for Automation: LM665949-LM665910 Bearing
LM665949-LM665910 Bearing works well in automated production lines, where consistent performance is key. The standard radial clearance ensures smooth operation under varying loads.

Q&A

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