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

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

The 52387-52618P is a single-row tapered roller bearing with a 3.875″ bore and 6.1875″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 50200 lbf radially and 10600 lbf in thrust, making it a sturdy choice for heavy-duty applications.

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

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for machinery like gearboxes or axles where combined loads are common.

Weighing 5.5 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 52387-52618P
  • 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 52387
  • Cup Part Number 52618P
  • 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 50200 lbf
  • Static Radial Load 77000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 10600 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 5.5 lb

Features

How Is 52387-52618P Bearing Engineered for Reliability?

52387-52618P Bearing features chrome steel rings and rollers, ensuring strong resistance to combined loads.
Its dynamic radial load capacity reaches 50,200 lbf, making it suitable for 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 reliably in various conditions.

What Makes 52387-52618P Bearing Suitable for High-Temperature Applications?

52387-52618P Bearing operates efficiently in temperatures up to 110°C, thanks to its chrome steel construction.
The tapered roller design distributes loads evenly, enhancing durability under stress.
Its standard radial clearance options allow for flexibility in different operating environments.
This bearing is ideal for applications requiring consistent performance in varying thermal conditions.

Built for Durability: 52387-52618P Bearing

52387-52618P Bearing is crafted with high-quality chrome steel, ensuring long-lasting performance.
The single-row tapered roller design handles both radial and thrust loads effectively.
With a static radial load capacity of 77,000 lbf, it excels in demanding industrial settings.
Its open design simplifies maintenance, reducing downtime and operational costs.

Steel vs Ceramic Bearings: Strengths of 52387-52618P Bearing

52387-52618P Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
The tapered roller design provides superior load distribution compared to standard ball bearings.
Its dynamic thrust rating of 10,600 lbf ensures reliable performance under heavy loads.
This bearing is a cost-effective solution for applications requiring robust and long-lasting components.

Application

Industrial Uses of 52387-52618P Bearing
52387-52618P Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

In automotive applications, 52387-52618P Bearing fits well in wheel hubs and drivetrains, providing reliable performance under radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial conveyor systems, 52387-52618P Bearing’s open design allows for easy lubrication, extending service life in high-load scenarios. The steel cage adds stability during continuous operation.

What Makes 52387-52618P Bearing a Preferred Choice?
52387-52618P Bearing is a go-to for agricultural machinery, where its ABEC-1 rating balances precision and cost-effectiveness. The standard radial clearance suits most farming equipment needs.

In mining operations, 52387-52618P Bearing withstands harsh conditions thanks to its high dynamic load capacity. The tapered rollers distribute stress evenly, reducing wear over time.

Built for Heavy-Duty Use: 52387-52618P Bearing
52387-52618P Bearing excels in railway applications, where its combined load capacity handles both axial and radial forces. The chrome steel rollers resist deformation under constant vibration.

For power transmission systems, 52387-52618P Bearing’s -30° to 110°C range ensures consistent performance in varying temperatures. The steel cage maintains roller alignment during high-speed rotation.

Automotive vs Aerospace: Applications of 52387-52618P Bearing
In trucks and buses, 52387-52618P Bearing provides reliable support for axles and differentials. Its 77000 lbf static load rating handles heavy vehicle demands with ease.

For industrial pumps, 52387-52618P Bearing’s tapered design manages thrust loads efficiently. The open seal type simplifies maintenance in wet or dusty environments.

Q&A

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