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TS (Single Row Tapered Roller Bearings) (Imperial) LM286249-LM286210

TS (Single Row Tapered Roller Bearings) (Imperial) LM286249-LM286210

The LM286249-LM286210 is a single-row tapered roller bearing with a 34″ bore and 44.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 1,470,000 lbf radially and 216,000 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the pin-type cage ensures smooth operation. The bearing operates well 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 or large equipment where high radial and thrust loads are common.

Weighing 1026.10 lb, it’s built for durability and long-lasting performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number LM286249-LM286210
  • Brand TFL
  • Interchangeable Timken
  • Size 34" x 44.5" x 6.875"
  • Bore Dia 34"
  • Bore Dia Tolerance +0.003" to 0
  • Outer Dia 44.5"
  • Outer Dia Tolerance +0.004" to 0
  • Cone Width 7.3125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 5.4375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 6.875"
  • Width Tolerance +0.015" to -0.015"
  • Cone Backface ToClear Radius 0.380"
  • Cup Backface ToClear Radius 0.500"
  • Cone Frontface Backing Diameter 35.67"
  • Cone Backface Backing Diameter 36.02"
  • Cup Frontface Backing Diameter 43.32"
  • Cup Backface Backing Diameter 41.93"
  • Cage Cone Frontface Clearance 0.03"
  • Cage Cone Backface Clearance 0.48"
  • Effective Center Location 0.56"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM286249
  • Cup Part Number LM286210
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM286200
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 1470000 lbf
  • Static Radial Load 3920000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 380000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 216000 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 1026.10 lb

Features

Structural Advantages of LM286249-LM286210 Bearing

LM286249-LM286210 Bearing features a single row tapered roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures durability and resistance to wear in heavy-duty applications.
The pin-type cage maintains proper roller alignment, enhancing performance under high loads.
With a dynamic radial load capacity of 1,470,000 lbf, it excels in demanding industrial environments.

How Is LM286249-LM286210 Bearing Engineered for Reliability?

LM286249-LM286210 Bearing is built with precision-machined chrome steel rollers and rings for consistent performance.
The standard radial clearance allows for smooth operation, even under varying temperature conditions.
Its tapered roller design distributes loads evenly, reducing stress on individual components.
This bearing is interchangeable with Timken models, offering flexibility in maintenance and replacement.

Optimized for Efficiency: LM286249-LM286210 Bearing

LM286249-LM286210 Bearing’s large 34″ bore size accommodates heavy shafts in industrial machinery.
The open seal design simplifies lubrication, ensuring optimal performance over extended periods.
With a static radial load rating of 3,920,000 lbf, it handles extreme loads reliably.
Its ABEC-1 rating guarantees consistent precision in various applications.

Steel vs Ceramic Bearings: Strengths of LM286249-LM286210 Bearing

LM286249-LM286210 Bearing uses high-quality chrome steel for both rollers and rings, balancing cost and performance.
The material choice provides excellent strength and fatigue resistance in harsh operating conditions.
Its tapered roller design offers better load distribution compared to standard ball bearings.
Weighing 1,026.10 lb, this bearing is designed for large-scale industrial equipment requiring robust performance.

Application

Industrial Uses of LM286249-LM286210 Bearing
LM286249-LM286210 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads efficiently. The large imperial sizing makes it ideal for American-made industrial applications.

In automotive systems, LM286249-LM286210 Bearing supports large axles and drivetrains, particularly in trucks and buses. Its chrome steel construction ensures durability under high radial and thrust loads.

For wind turbines, LM286249-LM286210 Bearing’s robust design helps manage the stresses of rotational forces. The pin-type cage provides stability, even in variable weather conditions.

Where Is LM286249-LM286210 Bearing Used?
You’ll often find LM286249-LM286210 Bearing in railway applications, such as freight car wheel assemblies. Its standard radial clearance allows for smooth operation over long distances.

The bearing also fits well in agricultural machinery, like combine harvesters. Its ABEC-1 rating ensures reliable performance without over-engineering for these demanding tasks.

Built for Heavy-Duty Use: LM286249-LM286210 Bearing
LM286249-LM286210 Bearing excels in steel mills, where extreme loads and temperatures are common. The chrome steel rollers resist wear, even in harsh environments.

Its open design simplifies lubrication, a key feature for equipment like cranes. Regular maintenance keeps it running smoothly for years.

Automotive vs Aerospace: Applications of LM286249-LM286210 Bearing
In automotive settings, LM286249-LM286210 Bearing handles the heavy loads of commercial vehicles. Aerospace applications, however, often require lighter materials for fuel efficiency.

The bearing’s inch measurements make it a natural fit for North American automotive standards. Its weight and size limit its use in most aircraft systems.

Q&A

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