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TS (Single Row Tapered Roller Bearings) (Imperial) 52387P-52618

TS (Single Row Tapered Roller Bearings) (Imperial) 52387P-52618

The 52387P-52618 is a single-row tapered roller bearing with a 3.875″ bore and 6.1875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 59500 lbf radially and 12500 lbf thrust, making it versatile for heavy-duty use.

Its open design simplifies lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for various industrial environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for applications like truck wheel hubs or heavy machinery where combined loads are common.

Weighing 5.6 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 52387P-52618
  • Brand TFL
  • Interchangeable Timken
  • Size 3.875" x 6.1875" x 1.4375"
  • Bore Dia 3.875"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.1875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.4219"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0313"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.4375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.94"
  • Cone Backface Backing Diameter 4.49"
  • Cup Frontface Backing Diameter 6.00"
  • Cup Backface Backing Diameter 5.59"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.16"
  • Effective Center Location -0.02"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 52387P
  • Cup Part Number 52618
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 52000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 59500 lbf
  • Static Radial Load 77000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 15400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12500 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 5.6 lb

Features

Performance Features of 52387P-52618 Bearing

52387P-52618 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 59,500 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 environmental conditions.

Application

Industrial Uses of 52387P-52618 Bearing
52387P-52618 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 52387P-52618 Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it a go-to choice for American and British vehicle manufacturers.

For industrial fans and pumps, 52387P-52618 Bearing’s open design allows easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear during high-speed rotations.

Where Is 52387P-52618 Bearing Used?
You’ll often find 52387P-52618 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands heavy loads and rough terrain. The standard radial clearance ensures smooth operation in varying temperatures.

In conveyor systems, 52387P-52618 Bearing supports rollers, handling both radial and axial forces with ease. Its compatibility with Timken models makes it a versatile option for maintenance and replacements.

Built for Heavy-Duty Use: 52387P-52618 Bearing
52387P-52618 Bearing excels in gearboxes and drivetrains, where its tapered rollers distribute loads evenly, reducing stress on components. The ABEC-1 rating balances precision and cost-effectiveness for industrial use.

For paper mill machinery, 52387P-52618 Bearing’s chrome steel rollers resist corrosion from moisture, ensuring long-term reliability. The inch measurements simplify integration into existing systems without modifications.

Automotive vs Aerospace: Applications of 52387P-52618 Bearing
In automotive settings, 52387P-52618 Bearing is ideal for axles and transmissions, offering a balance of strength and precision. Its static load capacity of 77,000 lbf makes it suitable for heavy vehicles.

While not typically used in aerospace, 52387P-52618 Bearing’s high dynamic radial load rating (59,500 lbf) suits ground support equipment like tow tractors. The temperature range of -30° to 110°C covers most operational needs.

Q&A

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