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TS (Single Row Tapered Roller Bearings) (Imperial) KLL428349-KLL428310

TS (Single Row Tapered Roller Bearings) (Imperial) KLL428349-KLL428310

The KLL428349-KLL428310 is a single-row tapered roller bearing with a 5.5″ bore and 7.125″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 25500 lbf radially and 4130 lbf thrust, suitable for heavy-duty applications.

Its open design allows easy lubrication, while the steel cage ensures durability. 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 use in industrial machinery or automotive systems where combined loads are common.

Weighing 2.9 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 KLL428349-KLL428310
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5" x 7.125" x 0.8438"
  • Bore Dia 5.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6563"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8438"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 6.69"
  • Cone Backface Backing Diameter 5.83"
  • Cup Frontface Backing Diameter 6.93"
  • Cup Backface Backing Diameter 6.77"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.02"
  • Effective Center Location 0.31"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number KLL428349
  • Cup Part Number KLL428310
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series LL428300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25500 lbf
  • Static Radial Load 47400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4130 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 2.9 lb

Features

Performance Features of KLL428349-KLL428310 Bearing

KLL428349-KLL428310 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,500 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various conditions.

KLL428349-KLL428310 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
The steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of KLL428349-KLL428310 Bearing
KLL428349-KLL428310 Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is KLL428349-KLL428310 Bearing Used?
You’ll often find KLL428349-KLL428310 Bearing in agricultural machinery, supporting gearboxes and wheel hubs. Its inch sizing makes it a reliable choice for North American equipment manufacturers.

Built for Heavy-Duty Use: KLL428349-KLL428310 Bearing
KLL428349-KLL428310 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage provides stability during high-speed operations.

Automotive vs Aerospace: Applications of KLL428349-KLL428310 Bearing
In automotive applications, KLL428349-KLL428310 Bearing supports axle systems, while in aerospace, it’s used in auxiliary gearboxes. Its ABEC-1 rating ensures consistent performance across both sectors.

Perfect Fit for Automation: KLL428349-KLL428310 Bearing
KLL428349-KLL428310 Bearing is a solid choice for conveyor systems in automated warehouses. The standard radial clearance ensures smooth operation under varying load conditions.

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