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TS (Single Row Tapered Roller Bearings) (Imperial) 864-852

TS (Single Row Tapered Roller Bearings) (Imperial) 864-852

The 864-852 is a single-row tapered roller bearing with a 3.75″ bore and 7.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 103,000 lbf radially and 15,300 lbf thrust, making it versatile for heavy-duty use.

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 applications where combined loads are common.

Weighing 16.2 lb, it’s built to last with standard radial clearance options. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 864-852
  • Brand TFL
  • Interchangeable Timken
  • Size 3.75" x 7.5" x 2.25"
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.265"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.25"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.94"
  • Cone Backface Backing Diameter 4.84"
  • Cup Frontface Backing Diameter 6.86"
  • Cup Backface Backing Diameter 6.69"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.15"
  • Effective Center Location -0.6"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 864
  • Cup Part Number 852
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 855
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 103000 lbf
  • Static Radial Load 142000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 26700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 15300 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 16.2 lb

Features

Performance Features of 864-852 Bearing

864-852 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 103,000 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 864-852 Bearing Resist Wear?

864-852 Bearing’s chrome steel construction provides excellent durability against wear and tear.
The tapered roller design distributes loads evenly, extending the bearing’s service life.
Its standard radial clearance allows for smooth operation under different load conditions.
Regular lubrication ensures consistent performance and reduces friction.

Engineered for Precision: 864-852 Bearing

864-852 Bearing features precise cone and cup dimensions for accurate alignment in machinery.
The ABEC-1 rating ensures reliable performance in standard precision applications.
Its effective center location of -0.6″ enhances stability during operation.
The bearing’s design minimises vibration, contributing to smoother machinery performance.

Steel vs Ceramic Bearings: Strengths of 864-852 Bearing

864-852 Bearing uses high-quality chrome steel for both rollers and rings, ensuring strength and durability.
This material choice provides excellent resistance to heavy loads and prolonged use.
The steel cage offers reliable support, maintaining roller alignment under stress.
Its construction makes it a cost-effective choice for industrial applications requiring robust performance.

Application

Industrial Uses of 864-852 Bearing
864-852 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

Where Is 864-852 Bearing Used?
In automotive applications, 864-852 Bearing supports axles and wheel hubs, providing reliable performance under both radial and thrust loads. Its inch sizing makes it a good fit for American-made vehicles.

Built for Heavy-Duty Use: 864-852 Bearing
864-852 Bearing excels in industrial gearboxes, where its single-row design simplifies maintenance. The steel cage adds strength, making it suitable for high-load scenarios.

Automotive vs Aerospace: Applications of 864-852 Bearing
864-852 Bearing is versatile enough for automotive drivetrains and aerospace landing gear, thanks to its robust construction. The tapered rollers ensure smooth operation under varying load conditions.

Q&A

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