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TS (Single Row Tapered Roller Bearings) (Imperial) LM446349-LM446310W

TS (Single Row Tapered Roller Bearings) (Imperial) LM446349-LM446310W

The LM446349-LM446310W is a single-row tapered roller bearing with a 9.25″ bore and 12.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 99200 lbf and is designed for long-lasting performance.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or heavy equipment where combined loads are common.

Weighing 19.20 lb, it’s built to withstand demanding conditions while complying with RoHS and REACH standards.

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Product Parameters

  • Part Number LM446349-LM446310W
  • Brand TFL
  • Interchangeable Timken
  • Size 9.25" x 12.25" x 1.8126"
  • Bore Dia 9.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12.25"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.8125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8126"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.83"
  • Cone Backface Backing Diameter 9.92"
  • Cup Frontface Backing Diameter 11.97"
  • Cup Backface Backing Diameter 11.57"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.19"
  • Effective Center Location 0.26"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM446349
  • Cup Part Number LM446310W
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM446300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 99200 lbf
  • Static Radial Load 208000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 25700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 15900 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 19.20 lb

Features

Performance Features of LM446349-LM446310W Bearing

LM446349-LM446310W Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 99,200 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures effective load distribution, reducing stress on individual components.
With a static radial load rating of 208,000 lbf, it provides reliable support in demanding conditions.

LM446349-LM446310W Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its standard radial clearance options allow for flexibility in various industrial applications.

The steel cage maintains roller alignment, enhancing durability and reducing maintenance needs.
Weighing 19.20 lb, it balances strength and practicality for large-scale machinery.

Application

Industrial Uses of LM446349-LM446310W Bearing
LM446349-LM446310W Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

What Makes LM446349-LM446310W Bearing a Preferred Choice?
In automotive applications, LM446349-LM446310W Bearing fits well in large truck axles and wheel hubs, providing reliable performance under heavy radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: LM446349-LM446310W Bearing
For industrial fans and pumps, LM446349-LM446310W Bearing offers smooth operation thanks to its standard radial clearance and steel cage. The open design allows for easy lubrication, extending service life.

Automotive vs Aerospace: Applications of LM446349-LM446310W Bearing
While LM446349-LM446310W Bearing excels in truck and tractor applications, its precision also suits aerospace ground support equipment. The ABEC-1 rating ensures consistent performance without over-engineering.

Perfect Fit for Automation: LM446349-LM446310W Bearing
In conveyor systems and material handling equipment, LM446349-LM446310W Bearing’s tapered rollers manage both radial and axial forces effectively. The steel cage adds stability during high-load operations.

Q&A

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