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TS (Single Row Tapered Roller Bearings) (Imperial) LM377449-LM377410

TS (Single Row Tapered Roller Bearings) (Imperial) LM377449-LM377410

The LM377449-LM377410 is a single-row tapered roller bearing with a 22″ bore and 29″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 578,000 lbf radially and 88,800 lbf in 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 works reliably in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery, large gearboxes, or construction equipment where high load capacity is needed.

Weighing 261.4 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance can be adjusted to C3, C4, or C5 if required.

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Product Parameters

  • Part Number LM377449-LM377410
  • Brand TFL
  • Interchangeable Timken
  • Size 22" x 29" x 4.125"
  • Bore Dia 22"
  • Bore Dia Tolerance +0.002" to 0
  • Outer Dia 29"
  • Outer Dia Tolerance +0.003" to 0
  • Cone Width 4.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 3.1875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 4.125"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 27.4"
  • Cone Backface Backing Diameter 23.39"
  • Cup Frontface Backing Diameter 27.96"
  • Cup Backface Backing Diameter 27.40"
  • Cage Cone Frontface Clearance 0.3"
  • Cage Cone Backface Clearance 0.27"
  • Effective Center Location 0.62"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM377449
  • Cup Part Number LM377410
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM377400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 578000 lbf
  • Static Radial Load 1430000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 150000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 88800 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 261.40 lb

Features

How Is LM377449-LM377410 Bearing Engineered for Reliability?

LM377449-LM377410 Bearing features chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 578,000 lbf, making it suitable for heavy-duty applications.
The pin-type cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

What Makes LM377449-LM377410 Bearing Suitable for High-Temperature Applications?

LM377449-LM377410 Bearing is built to withstand temperatures from -30° to 110°C without losing performance.
The chrome steel construction resists wear, even under high stress and thermal conditions.
Its standard radial clearance options allow for flexibility in different operational environments.
The open design ensures easy lubrication, maintaining smooth operation over time.

Designed for Durability: LM377449-LM377410 Bearing

LM377449-LM377410 Bearing’s single-row tapered roller design handles both radial and thrust loads efficiently.
With a static radial load capacity of 1,430,000 lbf, it excels in demanding industrial settings.
The precision-engineered cage keeps rollers in place, minimising wear and noise.
Its inch-sized dimensions ensure compatibility with a wide range of machinery.

Application

Industrial Uses of LM377449-LM377410 Bearing
LM377449-LM377410 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in tough working conditions.

Where Is LM377449-LM377410 Bearing Used?
You’ll find LM377449-LM377410 Bearing in large industrial gearboxes and power transmission systems, thanks to its high dynamic load capacity. The pin-type cage provides stability, making it reliable for continuous operation.

Built for Heavy-Duty Use: LM377449-LM377410 Bearing
LM377449-LM377410 Bearing excels in applications like railway axles and large pumps, where its standard radial clearance offers smooth performance. Its inch sizing makes it a fit for American machinery standards.

Automotive vs Aerospace: Applications of LM377449-LM377410 Bearing
In automotive settings, LM377449-LM377410 Bearing supports heavy-duty truck axles, while in aerospace, it’s used in landing gear systems. The ABEC-1 rating ensures consistent precision across these demanding environments.

Perfect Fit for Automation: LM377449-LM377410 Bearing
LM377449-LM377410 Bearing works well in automated production lines, particularly in conveyor systems requiring robust load handling. The open seal design allows for easy lubrication, extending its service life.

Q&A

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