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

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

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

34294-34478 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,000 lbf, ensuring reliable performance in various applications.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in diverse conditions.

How Is 34294-34478 Bearing Engineered for Reliability?

34294-34478 Bearing features a single-row tapered roller design, providing stability under heavy loads.
The chrome steel construction enhances durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 4,600 lbf makes it suitable for demanding industrial uses.
The bearing requires lubrication to maintain optimal performance over time.

Designed for Durability: 34294-34478 Bearing

34294-34478 Bearing’s tapered roller design efficiently handles both radial and thrust loads.
The chrome steel components resist wear, ensuring a longer service life in tough environments.
With an ABEC-1 rating, it balances precision and reliability for various applications.
The open seal type allows for easy maintenance and lubrication access.

Application

Industrial Uses of 34294-34478 Bearing
In heavy machinery like construction equipment, 34294-34478 Bearing handles combined loads effortlessly due to its tapered roller design. The chrome steel construction ensures durability even in rugged environments.

For agricultural applications, 34294-34478 Bearing is a reliable choice for gearboxes and wheel hubs, where its inch sizing fits standard imperial equipment. Its open design simplifies lubrication maintenance.

Where Is 34294-34478 Bearing Used?
You’ll often find 34294-34478 Bearing in mining conveyor systems, where its high dynamic radial load capacity keeps operations running smoothly. The steel cage adds extra strength for continuous use.

Built for Heavy-Duty Use: 34294-34478 Bearing
Truck axles benefit from 34294-34478 Bearing’s ability to manage both radial and thrust loads during long hauls. The standard radial clearance accommodates thermal expansion during extended operation.

Automotive vs Aerospace: Applications of 34294-34478 Bearing
While 34294-34478 Bearing suits truck transmissions perfectly, its ABEC-1 rating makes it practical for non-critical aerospace components too. The temperature range covers most operational environments.

Q&A

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