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TS (Single Row Tapered Roller Bearings) (Imperial) 15578-15520

TS (Single Row Tapered Roller Bearings) (Imperial) 15578-15520

The 15578-15520 is a single-row tapered roller bearing with a 1″ bore and 2.25″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 12300 lbf radially and 1880 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 machinery like gearboxes or axles where combined loads are common.

Weighing just 0.5 lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards for safe and reliable performance.

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Product Parameters

  • Part Number 15578-15520
  • Brand TFL
  • Interchangeable Timken
  • Size 1" x 2.25" x 0.6875"
  • Bore Dia 1"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.6875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.5313"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.6875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.050"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.2"
  • Cone Backface Backing Diameter 1.28"
  • Cup Frontface Backing Diameter 2.11"
  • Cup Backface Backing Diameter 2.01"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0"
  • Effective Center Location -0.2"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 15578
  • Cup Part Number 15520
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 15500
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 12300 lbf
  • Static Radial Load 11300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3180 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 1880 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 0.5 lb

Features

Performance Features of 15578-15520 Bearing

15578-15520 Bearing is crafted from chrome steel, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 12,300 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

The steel cage maintains roller alignment, reducing wear and extending service life.
Its standard radial clearance allows for flexibility in different operational setups.

Application

Industrial Uses of 15578-15520 Bearing
15578-15520 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

What Makes 15578-15520 Bearing a Preferred Choice?
In automotive applications, 15578-15520 Bearing fits well in wheel hubs and differential systems, offering reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 15578-15520 Bearing
For industrial conveyor systems, 15578-15520 Bearing’s open design allows easy lubrication, extending service life in high-load scenarios. The steel cage adds extra strength, making it suitable for continuous operation.

Automotive vs Aerospace: Applications of 15578-15520 Bearing
While 15578-15520 Bearing excels in automotive drivetrains, its precision also suits aerospace components like landing gear mechanisms. The ABEC-1 rating ensures consistent performance in both fields.

Where Is 15578-15520 Bearing Used?
You’ll often find 15578-15520 Bearing in power transmission systems, where its tapered rollers manage varying load directions smoothly. The standard radial clearance option provides flexibility for different operational needs.

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