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TS (Single Row Tapered Roller Bearings) (Imperial) L725349-L725311

TS (Single Row Tapered Roller Bearings) (Imperial) L725349-L725311

The L725349-L725311 is a single-row tapered roller bearing with a 5″ bore and 6.75″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 33700 lbf radially and 7130 lbf thrust, making it suitable for heavy-duty applications.

Its open design requires regular lubrication but allows for easy maintenance. The steel cage ensures durability, while the standard radial clearance offers flexibility for different setups.

This bearing is interchangeable with Timken models, providing a reliable replacement option. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 3.3 lb, it operates smoothly in temperatures from -30°C to 110°C. Compliant with RoHS and REACH standards, it’s a safe and dependable choice.

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Product Parameters

  • Part Number L725349-L725311
  • Brand TFL
  • Interchangeable Timken
  • Size 5" x 6.75" x 1"
  • Bore Dia 5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.72"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 6.25"
  • Cone Backface Backing Diameter 5.47"
  • Cup Frontface Backing Diameter 6.61"
  • Cup Backface Backing Diameter 6.3"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location 0.36"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number L725349
  • Cup Part Number L725311
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series L725300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 33700 lbf
  • Static Radial Load 55300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8750 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 7130 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 3.3 lb

Features

Performance Features of L725349-L725311 Bearing

L725349-L725311 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 33,700 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

How Is L725349-L725311 Bearing Engineered for Reliability?

L725349-L725311 Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The chrome steel construction enhances durability, while the standard radial clearance allows for flexibility in different setups.
Its dynamic thrust rating of 7,130 lbf ensures consistent performance in demanding conditions.
The open design simplifies lubrication, keeping maintenance straightforward.

Built for Durability: L725349-L725311 Bearing

L725349-L725311 Bearing’s single-row tapered roller design efficiently handles both radial and thrust loads.
The chrome steel rollers and rings provide excellent wear resistance, extending the bearing’s service life.
With an ABEC-1 rating, it balances precision and affordability for various industrial uses.
Its standard radial clearance makes it adaptable to different assembly requirements.

Steel vs Ceramic Bearings: Strengths of L725349-L725311 Bearing

L725349-L725311 Bearing uses chrome steel for both rollers and rings, ensuring high load capacity and durability.
Unlike ceramic options, it offers a cost-effective solution without compromising on performance.
The steel cage ensures proper roller spacing, reducing wear and noise.
Its compatibility with Timken models makes it a versatile choice for replacements.

Application

Industrial Uses of L725349-L725311 Bearing
L725349-L725311 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, L725349-L725311 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a preferred choice for American-made vehicles.

For industrial conveyor systems, L725349-L725311 Bearing’s open design allows for easy lubrication, extending its service life. The steel cage adds stability, making it suitable for high-load scenarios.

Where Is L725349-L725311 Bearing Used?
L725349-L725311 Bearing is often found in agricultural machinery, supporting components like gearboxes and PTO shafts. Its robust design handles the rough conditions typical in farming operations.

The bearing also works well in mining equipment, where its ability to manage heavy loads and resist wear is crucial. The standard radial clearance ensures smooth operation even under constant stress.

Built for Heavy-Duty Use: L725349-L725311 Bearing
L725349-L725311 Bearing excels in forestry equipment, such as log splitters and sawmills, thanks to its high dynamic load capacity. The tapered rollers distribute loads evenly, reducing wear.

In material handling systems, this bearing’s compatibility with Timken models makes it a versatile replacement option. The inch measurements simplify integration into existing setups.

Automotive vs Aerospace: Applications of L725349-L725311 Bearing
In automotive settings, L725349-L725311 Bearing is ideal for truck axles, where its strength and precision are key. The ABEC-1 rating ensures consistent performance under heavy loads.

For aerospace ground support equipment, this bearing’s temperature range and lubrication requirements make it suitable for varied operational conditions. The chrome steel rollers enhance longevity.

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