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L623149 Single Cones (Imperial)
L623149 Single Cones (Imperial)

L623149 Single Cones (Imperial)

The L623149 is a single-row tapered roller bearing cone with a 4.5-inch bore, designed for combined loads. Made from durable chrome steel, it handles dynamic radial loads up to 26,600 lbf and static loads up to 42,300 lbf.

Its open design and steel cage ensure smooth operation, even at high speeds. The bearing works well in temperatures from -30°C to 110°C, making it suitable for various industrial conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like gearboxes, axles, or machinery where combined loads are common.

Compliant with RoHS and REACH standards, it’s a safe and robust choice for demanding environments. The standard radial clearance can also be adjusted to C3, C4, or C5 as needed.

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Product Parameters

  • Part Number L623149
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number L623149-L623110
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series L623100
  • Bore Dia 4.5"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 0.8438"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 4.72"
  • Cone Backface Backing Diameter 4.84"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location 0.25"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 26600 lbf
  • Static Radial Load 42300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6890 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 46300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4870 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 12000 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 L623149 Bearing Engineered for Reliability?

L623149 Bearing is constructed with chrome steel rings, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 26,600 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains proper roller alignment, reducing friction and enhancing longevity.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

Why Choose L623149 Bearing for Precision Tasks?

L623149 Bearing features a tapered roller design, providing precise load distribution and smooth operation.
The open seal type allows for easy inspection and maintenance, reducing downtime.
Its ABEC-1 rating ensures consistent performance for standard precision applications.
The standard radial clearance can be adjusted to C3/C4/C5 for specific needs.

Built for Durability: L623149 Bearing

L623149 Bearing’s chrome steel construction resists wear, even under heavy radial and thrust loads.
The single-row design simplifies installation while maintaining high load capacity.
Effective center location at 0.25″ ensures stable operation in combined load scenarios.
With a static radial load of 42,300 lbf, it handles demanding industrial applications.

Steel vs Ceramic Bearings: Strengths of L623149 Bearing

L623149 Bearing uses chrome steel for rings and rollers, balancing cost and performance.
The steel cage provides durability and reliable roller guidance under high loads.
Its dynamic thrust rating of 4,870 lbf (Ca90) ensures versatility in various applications.
The inch-based measurements make it compatible with imperial system machinery.

What Ensures Smooth Operation in L623149 Bearing?

L623149 Bearing’s tapered roller design minimises friction, promoting smooth rotation.
The precise cone width tolerance (+0.003″ to -0.01″) ensures consistent fit and performance.
Cage clearances (0.09″ frontface, 0.03″ backface) optimise roller movement and reduce wear.
Its dynamic radial rating (C90) of 6,890 lbf guarantees long-term reliability.

Application

Industrial Uses of L623149 Bearing
L623149 Bearing is commonly used in heavy machinery, such as construction equipment and mining vehicles, 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 L623149 Bearing Used?
You’ll often find L623149 Bearing in agricultural machinery, supporting gearboxes and wheel hubs that face high radial and thrust loads. Its inch sizing makes it a go-to choice for older or US-made equipment.

Built for Heavy-Duty Use: L623149 Bearing
L623149 Bearing excels in industrial fans and pumps, where its chrome steel construction withstands continuous operation. The steel cage adds durability, making it reliable for high-vibration applications.

Automotive vs Aerospace: Applications of L623149 Bearing
In automotive axles, L623149 Bearing provides stable performance under varying loads, while its precision suits aerospace landing gear components. The ABEC-1 rating ensures consistent quality across both sectors.

Key Fields for L623149 Bearing
L623149 Bearing is ideal for railway applications, particularly in bogie systems that demand robust load capacity. Its standard radial clearance offers flexibility for different operational conditions.

Q&A

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