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TS (Single Row Tapered Roller Bearings) (Imperial) M349549-M349511

TS (Single Row Tapered Roller Bearings) (Imperial) M349549-M349511

The M349549-M349511 is a single-row tapered roller bearing with a 10.125″ bore and 13.5″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 153,000 lbf radially and 23,600 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery, gearboxes, or construction equipment where robust performance is needed.

Weighing 30.5 lb, it’s built to last and complies with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number M349549-M349511
  • Brand TFL
  • Interchangeable Timken
  • Size 10.125" x 13.5" x 2.25"
  • Bore Dia 10.125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 13.5"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 2.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.75"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.25"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 11.61"
  • Cone Backface Backing Diameter 11.06"
  • Cup Frontface Backing Diameter 13.15"
  • Cup Backface Backing Diameter 12.68"
  • Cage Cone Frontface Clearance 0.17"
  • Cage Cone Backface Clearance 0.15"
  • Effective Center Location 0.1"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number M349549
  • Cup Part Number M349511
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series M349500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 153000 lbf
  • Static Radial Load 321000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 39700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 23600 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 30.5 lb

Features

Performance Features of M349549-M349511 Bearing

M349549-M349511 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 153,000 lbf, making it suitable for heavy-duty applications.
The single-row tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Is M349549-M349511 Bearing Engineered for Reliability?

M349549-M349511 Bearing features a steel cage that maintains roller alignment, reducing wear and extending service life.
The chrome steel construction provides excellent resistance to wear and fatigue.
Its standard radial clearance options (C3/C4/C5) allow for flexibility in different applications.
The bearing’s effective center location of 0.1″ ensures precise operation.

Built for Durability: M349549-M349511 Bearing

M349549-M349511 Bearing’s tapered roller design handles both radial and thrust loads efficiently.
The chrome steel components resist wear, ensuring long-term reliability.
With a static radial load capacity of 321,000 lbf, it excels in demanding conditions.
Its ABEC-1 rating guarantees consistent performance for industrial use.

Steel vs Ceramic Bearings: Strengths of M349549-M349511 Bearing

M349549-M349511 Bearing uses chrome steel for both rollers and rings, providing superior strength and durability.
This material choice ensures high resistance to wear and fatigue under heavy loads.
The bearing’s dynamic thrust rating of 23,600 lbf (Ca90) highlights its versatility.
Its standard lubrication requirement simplifies maintenance while ensuring smooth operation.

Application

Industrial Uses of M349549-M349511 Bearing
M349549-M349511 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, M349549-M349511 Bearing fits well in truck wheel hubs and drivetrains, providing reliable performance under heavy loads. Its imperial sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial fans and large pumps, M349549-M349511 Bearing’s open design allows for easy lubrication, extending service life. The standard radial clearance offers flexibility for various operational conditions.

Where Is M349549-M349511 Bearing Used?
You’ll often find M349549-M349511 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough terrain. The steel cage adds extra strength to handle vibrations.

In railway applications, M349549-M349511 Bearing supports axle boxes, ensuring smooth operation under high loads. Its ABEC-1 rating provides a good balance of precision and affordability for these uses.

Built for Heavy-Duty Use: M349549-M349511 Bearing
M349549-M349511 Bearing excels in oilfield equipment like drilling rigs, where its high dynamic load capacity is crucial. The tapered rollers distribute stress evenly, reducing wear over time.

For paper mill machinery, M349549-M349511 Bearing’s temperature range suits the humid, high-heat environments. Its compatibility with Timken models makes replacements straightforward.

Automotive vs Aerospace: Applications of M349549-M349511 Bearing
In automotive settings, M349549-M349511 Bearing handles wheel loads in heavy trucks, while in aerospace, it’s used in ground support equipment. The inch measurements align well with US manufacturing standards.

For wind turbine yaw systems, M349549-M349511 Bearing’s static radial load capacity ensures stability. The steel rollers and cage stand up to constant movement and weather exposure.

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