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LM720648 Single Cones (Imperial)
LM720648 Single Cones (Imperial)

LM720648 Single Cones (Imperial)

The LM720648 is a single-row tapered roller bearing cone with a 4-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 29,600 lbf and static loads up to 45,400 lbf.

Its open design allows for easy maintenance, while the steel cage ensures reliable performance. 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 heavy-duty applications like industrial machinery or vehicle axles where combined loads are common.

Compliant with RoHS and REACH standards, it offers a balance of strength and durability. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number LM720648
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LM720648-LM720610
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 4"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 4.29"
  • Cone Backface Backing Diameter 4.33"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location 0.19"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 29600 lbf
  • Static Radial Load 45400 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7670 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 51500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6020 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 13400 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Is LM720648 Bearing Engineered for Reliability?

LM720648 Bearing features a tapered roller design, providing strong resistance to combined loads.
Its chrome steel construction ensures durability, even under dynamic radial loads up to 29,600 lbf.

The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

LM720648 Bearing’s standard radial clearance allows for smooth operation in most applications.
Its ABEC-1 rating ensures consistent precision for industrial and mechanical uses.

Application

Industrial Uses of LM720648 Bearing
LM720648 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The open seal type allows for easy lubrication, ensuring long service life in dusty environments.

Where Is LM720648 Bearing Used?
You’ll find LM720648 Bearing in agricultural machinery, supporting components like gearboxes and axles that require robust performance. Its inch sizing makes it a perfect fit for older equipment still running on imperial measurements.

Built for Heavy-Duty Use: LM720648 Bearing
LM720648 Bearing excels in industrial fans and pumps, where its chrome steel construction withstands high radial and thrust loads. The steel cage adds durability, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of LM720648 Bearing
In automotive applications, LM720648 Bearing is often used in truck wheel hubs due to its load capacity. While not typically found in aerospace, its precision makes it suitable for ground support equipment.

Key Fields for LM720648 Bearing
LM720648 Bearing is a go-to choice for railway applications, particularly in freight car axles where durability is key. The standard radial clearance ensures smooth performance even under varying load conditions.

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