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LL788345 Single Cones (Imperial)
LL788345 Single Cones (Imperial)

LL788345 Single Cones (Imperial)

The LL788345 is a single-row tapered roller bearing cone with a 41.875-inch bore, made from sturdy chrome steel. It handles combined loads with a dynamic radial capacity of 386,000 lbf and works in temperatures from -30°C to 110°C.

Its open design allows easy inspection and maintenance, while the steel cage ensures durability. The cone is part of the LL788300 series and is interchangeable with Timken bearings.

This model suits heavy-duty applications like industrial gearboxes or large machinery. With standard radial clearance and ABEC-1 rating, it offers reliable performance for general engineering needs.

Compliant with RoHS and REACH standards, it’s a practical choice for replacements or new installations. The effective center location of 5.61 inches helps with precise alignment in assemblies.

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Product Parameters

  • Part Number LL788345
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number LL788345-LL788310
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series LL788300
  • Bore Dia 41.875"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2.5625"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.13"
  • Cone Frontface Backing Diameter 42.72"
  • Cone Backface Backing Diameter 42.91"
  • Cage Cone Frontface Clearance 0.48"
  • Cage Cone Backface Clearance 0.11"
  • Effective Center Location 5.61"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 386000 lbf
  • Static Radial Load 1270000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 100000 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 672000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 81400 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 174000 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 LL788345 Bearing Engineered for Reliability?

LL788345 Bearing is crafted from chrome steel, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 386,000 lbf, ensuring dependable performance in tough conditions.
The steel cage maintains roller alignment, reducing wear and enhancing longevity.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes LL788345 Bearing Suitable for High-Temperature Applications?

LL788345 Bearing withstands temperatures up to 110°C, maintaining stability under heat stress.
The chrome steel construction ensures durability, even in demanding industrial settings.
Its standard radial clearance options allow for flexibility in different applications.
The open seal design simplifies maintenance, reducing downtime.

Built for Durability: LL788345 Bearing

LL788345 Bearing’s tapered roller design efficiently handles combined radial and thrust loads.
The steel cage provides robust support, ensuring smooth operation under heavy loads.
With a static radial load capacity of 1,270,000 lbf, it excels in high-stress scenarios.
Its ABEC-1 rating guarantees consistent precision and performance.

Steel vs Ceramic Bearings: Strengths of LL788345 Bearing

LL788345 Bearing’s chrome steel rings and rollers offer superior strength and wear resistance.
The steel cage enhances durability, making it ideal for heavy industrial use.
Its dynamic thrust rating of 81,400 lbf ensures reliable performance in thrust applications.
The inch-based measurements provide compatibility with imperial system machinery.

Application

Industrial Uses of LL788345 Bearing
LL788345 Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in harsh operating conditions.

Where Is LL788345 Bearing Used?
You’ll often find LL788345 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older equipment still using imperial measurements.

Built for Heavy-Duty Use: LL788345 Bearing
In industrial fans and pumps, LL788345 Bearing provides reliable performance under high radial and thrust loads. The open seal design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of LL788345 Bearing
In automotive applications, LL788345 Bearing is used in truck wheel hubs, while in aerospace, it supports landing gear mechanisms. Its steel cage offers stability in both high and low-speed scenarios.

Essential Roles of LL788345 Bearing
For railway applications, LL788345 Bearing ensures smooth operation in freight car axles. The standard radial clearance makes it versatile for various load conditions.

Q&A

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