TS (Single Row Tapered Roller Bearings) (Imperial) 34301-34479

TS (Single Row Tapered Roller Bearings) (Imperial) 34301-34479

The 34301-34479 is a single-row tapered roller bearing with a 3″ bore and 4.7812″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 23000 lbf radially and 4600 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery or automotive applications where combined loads are common.

Weighing 2.2 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and versatile use.

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Product Parameters

  • Part Number 34301-34479
  • Brand TFL
  • Interchangeable Timken
  • Size 3" x 4.7812" x 0.9688"
  • Bore Dia 3"
  • 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 0.86"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9688"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 4.02"
  • Cone Backface Backing Diameter 3.5"
  • Cup Frontface Backing Diameter 4.61"
  • 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 34301
  • Cup Part Number 34479
  • 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 34301-34479 Bearing

34301-34479 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 demanding conditions.

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

34301-34479 Bearing requires lubrication, which helps maintain smooth operation over time.
Its standard radial clearance makes it versatile for different applications.

Application

Industrial Uses of 34301-34479 Bearing
The 34301-34479 Bearing is a reliable choice for heavy machinery, especially in construction equipment where combined loads are common. Its tapered roller design handles both radial and thrust forces efficiently, ensuring long service life.

Where Is 34301-34479 Bearing Used?
You’ll often find 34301-34479 Bearing in agricultural machinery, like tractors and harvesters, where its robust construction withstands harsh conditions. The inch sizing makes it compatible with many North American industrial applications.

Built for Heavy-Duty Use: 34301-34479 Bearing
In mining equipment, 34301-34479 Bearing excels due to its chrome steel rollers and steel cage, which resist wear under extreme loads. Its open design simplifies lubrication, keeping operations smooth in dusty environments.

Automotive vs Aerospace: Applications of 34301-34479 Bearing
For automotive drivetrains, 34301-34479 Bearing supports axles and gearboxes with its high dynamic load capacity. In aerospace ground equipment, its precision ensures reliable performance for maintenance tools and loading systems.

Essential Roles of 34301-34479 Bearing
Railway applications benefit from 34301-34479 Bearing’s ability to handle heavy loads and vibrations. The standard radial clearance option provides flexibility for various operational requirements.

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