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TS (Single Row Tapered Roller Bearings) (Imperial) 545112-545141

TS (Single Row Tapered Roller Bearings) (Imperial) 545112-545141

The 545112-545141 is a single-row tapered roller bearing with an 11.25″ bore and 14.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 58000 lbf radially and 12600 lbf thrust, making it a robust choice 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 or automotive systems where combined loads are common.

Weighing 14.9 lb, it’s built to last while meeting RoHS and REACH standards for safety and environmental compliance.

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Product Parameters

  • Part Number 545112-545141
  • Brand TFL
  • Interchangeable Timken
  • Size 11.25" x 14.125" x 1.3125"
  • Bore Dia 11.25"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 14.125"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.25"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3125"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 12.99"
  • Cone Backface Backing Diameter 11.89"
  • Cup Frontface Backing Diameter 13.62"
  • Cup Backface Backing Diameter 13.39"
  • Cage Cone Frontface Clearance 0.16"
  • Cage Cone Backface Clearance 0.2"
  • Effective Center Location 1.29"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 545112
  • Cup Part Number 545141
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 545000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 58000 lbf
  • Static Radial Load 134000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 15000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12600 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 14.9 lb

Features

How Does 545112-545141 Bearing Handle Combined Loads?

545112-545141 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 58,000 lbf, ensuring reliable performance in demanding conditions.
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.

What Makes 545112-545141 Bearing Suitable for High-Temperature Applications?

545112-545141 Bearing operates efficiently in temperatures up to 110°C, maintaining its structural integrity.
The chrome steel construction resists thermal expansion, ensuring consistent performance.
Its open design allows for easy lubrication, reducing heat buildup during operation.
This makes it ideal for industrial applications where temperature fluctuations are common.

Structural Advantages of 545112-545141 Bearing

545112-545141 Bearing features a single-row tapered roller design, optimised for combined load handling.
The precise cone and cup dimensions ensure smooth rotation and minimal vibration.
Its standard radial clearance offers flexibility for different application requirements.
The robust steel cage enhances durability, even under heavy loads.

Why Choose 545112-545141 Bearing for Precision Tasks?

545112-545141 Bearing’s ABEC-1 rating ensures consistent precision in rotational tasks.
The tapered roller design distributes loads evenly, reducing wear and tear.
Its effective center location of 1.29″ enhances stability during operation.
This makes it a reliable choice for machinery requiring accurate alignment.

Engineered for Reliability: 545112-545141 Bearing

545112-545141 Bearing’s chrome steel components provide excellent resistance to wear and fatigue.
The dynamic thrust rating of 12,600 lbf ensures dependable performance under pressure.
Its standard lubrication requirement simplifies maintenance while enhancing longevity.
This bearing is designed to deliver consistent results in heavy-duty applications.

Application

Industrial Uses of 545112-545141 Bearing
545112-545141 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads effectively. The chrome steel construction ensures durability in harsh operating conditions.

In the automotive sector, 545112-545141 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under heavy loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in many applications.

For industrial gearboxes, 545112-545141 Bearing’s open design allows for easy lubrication, extending service life in high-speed operations. The standard radial clearance options offer flexibility for different precision requirements.

What Makes 545112-545141 Bearing a Preferred Choice?
545112-545141 Bearing stands out in agricultural machinery, such as tractors and harvesters, due to its robust steel cage and high dynamic load capacity. The ABEC-1 rating ensures consistent performance without over-engineering.

In material handling systems, 545112-545141 Bearing supports conveyor rollers and pulley assemblies, where its tapered rollers manage misalignment smoothly. The inch measurements simplify maintenance for North American equipment.

Built for Heavy-Duty Use: 545112-545141 Bearing
545112-545141 Bearing excels in forestry equipment like log skidders, where its static radial load rating of 134,000 lbf handles extreme shocks. The temperature range suits both cold and moderately hot environments.

For railway applications, 545112-545141 Bearing’s effective center location optimises axle load distribution. The steel cage resists deformation, even under prolonged vibration and stress.

Light-Duty vs Heavy-Duty: Best Uses for 545112-545141 Bearing
In light-duty scenarios like industrial fans, 545112-545141 Bearing offers a cost-effective solution with standard lubrication needs. The chrome steel rollers maintain smooth rotation over time.

For heavy-duty presses, 545112-545141 Bearing’s dynamic thrust rating of 12,600 lbf ensures stability during high-force operations. The interchangeable design with Timken reduces downtime during replacements.

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