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TS (Single Row Tapered Roller Bearings) (Imperial) 34294-34478RB

TS (Single Row Tapered Roller Bearings) (Imperial) 34294-34478RB

The 34294-34478RB is a single-row tapered roller bearing with a 2.95″ bore and 4.78″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 23000 lbf radially and 4600 lbf thrust, suitable for demanding 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, making it versatile for various environments.

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

Weighing 2.2 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 34294-34478RB
  • Brand TFL
  • Interchangeable Timken
  • Size 2.9518" x 4.7812" x 0.9688"
  • Bore Dia 2.9518"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.7812"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.906"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9688"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.080"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 3.94"
  • Cone Backface Backing Diameter 3.35"
  • Cup Frontface Backing Diameter 4.60"
  • Cup Backface Backing Diameter 4.33"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location 0.06"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 34294
  • Cup Part Number 34478RB
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 34000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 23000 lbf
  • Static Radial Load 30600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5960 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4600 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 2.2 lb

Features

Performance Features of 34294-34478RB Bearing

34294-34478RB Bearing is crafted from chrome steel for both rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 23,000 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design provides effective load distribution, enhancing performance.
With a standard radial clearance, it offers reliable operation in various industrial settings.

34294-34478RB Bearing operates within a temperature range of -30° to 110°C, adapting to diverse environments.
Its steel cage maintains roller alignment, reducing friction and extending service life.

The open seal design simplifies lubrication, ensuring smooth operation over time.
Compliant with RoHS and REACH standards, it meets stringent environmental and safety requirements.

Application

Industrial Uses of 34294-34478RB Bearing
The 34294-34478RB Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 34294-34478RB Bearing Used?
You’ll often find 34294-34478RB Bearing in agricultural machinery, such as tractors and harvesters, where its robust design supports high loads. The inch sizing makes it a good fit for North American equipment standards.

Built for Heavy-Duty Use: 34294-34478RB Bearing
In mining applications, 34294-34478RB Bearing excels in conveyor systems, thanks to its ability to withstand harsh conditions. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 34294-34478RB Bearing
In automotive drivetrains, 34294-34478RB Bearing supports axles and differentials, offering reliable performance. While not typically used in aerospace, its precision makes it suitable for industrial gearboxes.

Perfect Fit for Automation: 34294-34478RB Bearing
For automated production lines, 34294-34478RB Bearing provides smooth operation in robotic arms and assembly systems. Its standard radial clearance ensures consistent performance under varying loads.

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