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TS (Single Row Tapered Roller Bearings) (Imperial) 34300A-34500

TS (Single Row Tapered Roller Bearings) (Imperial) 34300A-34500

The 34300A-34500 is a single-row tapered roller bearing with a 3″ bore and 5″ outer diameter, built 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 under heavy use. 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 industrial machinery, gearboxes, or automotive systems where combined loads are common.

Weighing 2.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 34300A-34500
  • Brand TFL
  • Interchangeable Timken
  • Size 3" x 5" x 1.0625"
  • Bore Dia 3"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.906"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7812"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.0625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.080"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.06"
  • Cone Backface Backing Diameter 3.39"
  • Cup Frontface Backing Diameter 4.67"
  • Cup Backface Backing Diameter 4.41"
  • 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 34300A
  • Cup Part Number 34500
  • 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 2.6 lb

Features

Performance Features of 34300A-34500 Bearing

34300A-34500 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,000 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, ensuring smooth operation and reducing wear.
With a standard radial clearance, it provides reliable performance in various conditions.

34300A-34500 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design enhances load distribution, extending service life.

The open seal type allows for easy lubrication, maintaining optimal performance.
Weighing just 2.6 lb, it balances durability and ease of handling.

Application

Industrial Uses of 34300A-34500 Bearing
The 34300A-34500 Bearing is commonly used in heavy machinery, such as construction equipment and mining gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 34300A-34500 Bearing fits well in wheel hubs and differential systems, providing reliable performance under both radial and thrust loads. The imperial sizing makes it a straightforward replacement for older machinery.

For industrial conveyors, 34300A-34500 Bearing’s open design simplifies lubrication, extending service life in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Why Is 34300A-34500 Bearing Essential in Machinery?
This bearing excels in agricultural equipment, like tractors and harvesters, where its robust design withstands uneven loads and harsh conditions. The ABEC-1 rating ensures consistent performance without over-engineering.

In power transmission systems, 34300A-34500 Bearing’s tapered rollers reduce friction, improving efficiency in gearboxes and drivetrains. Its standard radial clearance offers flexibility for various installation needs.

Built for Heavy-Duty Use: 34300A-34500 Bearing
You’ll find 34300A-34500 Bearing in railway applications, where its ability to handle both radial and axial loads keeps trains running smoothly. The temperature range suits most climates, from cold winters to hot summers.

For pulp and paper machinery, this bearing’s steel cage and chrome steel rollers resist wear, even in wet or dusty environments. Its Timken interchangeability simplifies maintenance and replacements.

Automotive vs Aerospace: Applications of 34300A-34500 Bearing
In automotive settings, 34300A-34500 Bearing supports heavy axles and transmissions, balancing durability and cost-effectiveness. The inch sizing aligns with North American manufacturing standards.

While not for aerospace, this bearing suits ground support equipment, like tow tractors, where its load capacity and ease of maintenance are valued. The dynamic thrust rating ensures reliability in repetitive tasks.

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