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TS (Single Row Tapered Roller Bearings) (Imperial) LM742749-LM742714

TS (Single Row Tapered Roller Bearings) (Imperial) LM742749-LM742714

The LM742749-LM742714 is a single-row tapered roller bearing with an 8.5″ bore and 11.375″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 96600 lbf and is designed for long-lasting performance.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures 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 17.5 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number LM742749-LM742714
  • Brand TFL
  • Interchangeable Timken
  • Size 8.5" x 11.375" x 1.8125"
  • Bore Dia 8.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 11.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.8125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.8125"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 10.04"
  • Cone Backface Backing Diameter 9.17"
  • Cup Frontface Backing Diameter 11.06"
  • Cup Backface Backing Diameter 10.51"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location 0.56"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number LM742749
  • Cup Part Number LM742714
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LM742700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 96600 lbf
  • Static Radial Load 200000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 25000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 20600 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 17.500 lb

Features

Performance Features of LM742749-LM742714 Bearing

LM742749-LM742714 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 96,600 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is LM742749-LM742714 Bearing Engineered for Reliability?

LM742749-LM742714 Bearing features precise cone and cup dimensions, ensuring smooth operation under stress.
The standard radial clearance allows for flexibility in different applications.
Its ABEC-1 rating guarantees consistent performance in industrial settings.
The bearing’s design minimises wear, extending its service life even under high loads.

Built for Durability: LM742749-LM742714 Bearing

LM742749-LM742714 Bearing’s chrome steel construction provides excellent resistance to wear and fatigue.
The tapered roller design efficiently handles both radial and thrust loads.
With a static radial load capacity of 200,000 lbf, it excels in demanding environments.
Regular lubrication ensures optimal performance and longevity.

Steel vs Ceramic Bearings: Strengths of LM742749-LM742714 Bearing

LM742749-LM742714 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-effectiveness.
Its dynamic thrust rating of 20,600 lbf makes it versatile for various load conditions.
The steel cage maintains roller spacing, reducing friction and heat buildup.
This design is particularly effective in industrial machinery requiring reliable performance.

Application

Industrial Uses of LM742749-LM742714 Bearing
LM742749-LM742714 Bearing is commonly used in heavy machinery like 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 automotive applications, LM742749-LM742714 Bearing supports large axles and wheel hubs, providing stability under heavy radial and thrust loads. Its imperial sizing makes it a straightforward fit for American-made trucks and industrial vehicles.

For industrial gearboxes, LM742749-LM742714 Bearing’s open design allows for easy lubrication, extending service life in high-speed operations. The steel cage adds robustness, making it reliable for continuous use.

What Makes LM742749-LM742714 Bearing a Preferred Choice?
LM742749-LM742714 Bearing stands out in agricultural machinery, where its ability to handle misalignment and heavy loads is crucial. The standard radial clearance offers flexibility for various operational needs.

In material handling systems, LM742749-LM742714 Bearing ensures smooth conveyor belt operations, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: LM742749-LM742714 Bearing
LM742749-LM742714 Bearing excels in forestry equipment, where its tapered rollers manage uneven loads from rough terrain. The chrome steel rollers resist wear, even in abrasive environments.

For railway applications, LM742749-LM742714 Bearing’s large size and load capacity make it ideal for freight car axles. The inch measurements simplify replacements in older rolling stock.

Automotive vs Aerospace: Applications of LM742749-LM742714 Bearing
In automotive settings, LM742749-LM742714 Bearing is trusted for drivetrain components due to its high static radial load rating. The steel cage ensures longevity despite frequent stress cycles.

For aerospace ground support equipment, LM742749-LM742714 Bearing’s temperature tolerance suits outdoor use in varying climates. Its compliance with RoHS and REACH standards adds environmental safety.

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