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TS (Single Row Tapered Roller Bearings) (Imperial) 864-854

TS (Single Row Tapered Roller Bearings) (Imperial) 864-854

The 864-854 is a single-row tapered roller bearing with a 3.75″ bore and 7.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 103,000 lbf radially and 15,300 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, gearboxes, or construction equipment where combined loads are common.

Weighing 16 lb, it’s built to last while meeting RoHS and REACH standards for safety and environmental compliance. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 864-854
  • 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 1.75"
  • 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 854
  • 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 lb

Features

Performance Features of 864-854 Bearing

864-854 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 103,000 lbf, ensuring reliable performance in heavy-duty applications.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environmental conditions.

How Is 864-854 Bearing Engineered for Reliability?

864-854 Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides excellent durability and wear resistance.
Its standard radial clearance allows for smooth operation, while the ABEC-1 rating ensures consistent precision.
This bearing is interchangeable with Timken models, offering flexibility in replacement options.

Built for Durability: 864-854 Bearing

864-854 Bearing’s robust design includes precise cone and cup width tolerances for secure fitting.
The steel cage ensures proper roller spacing, enhancing load distribution and reducing wear.
With a static radial load capacity of 142,000 lbf, it excels in demanding industrial applications.
Its open seal type allows for easy lubrication maintenance, supporting long service intervals.

Steel vs Ceramic Bearings: Strengths of 864-854 Bearing

864-854 Bearing uses high-quality chrome steel for both rings and rollers, providing excellent strength.
This material choice offers better cost-effectiveness compared to ceramic alternatives in many applications.
The bearing’s dynamic thrust rating of 15,300 lbf demonstrates its capability to handle axial loads.
Its standard lubrication requirement ensures reliable performance throughout its service life.

Application

Industrial Uses of 864-854 Bearing
864-854 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 tough working conditions.

In automotive applications, 864-854 Bearing fits well in truck wheel hubs, providing reliable performance under radial and thrust loads. Its imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial fans and pumps, 864-854 Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability during high-speed rotations.

Where Is 864-854 Bearing Used?
You’ll often find 864-854 Bearing in agricultural machinery, supporting axles and gearboxes that face heavy loads. Its robust design handles dirt and debris common in farming environments.

The bearing also works well in mining equipment, where its high dynamic radial load capacity keeps conveyors and crushers running smoothly. The standard radial clearance offers flexibility for various setups.

Built for Heavy-Duty Use: 864-854 Bearing
864-854 Bearing excels in forestry equipment like log skidders, thanks to its ability to manage uneven loads. The tapered rollers distribute stress evenly, reducing wear over time.

In material handling systems, this bearing’s compatibility with Timken designs makes maintenance simpler. The inch measurements ensure easy integration with existing machinery.

Automotive vs Aerospace: Applications of 864-854 Bearing
While 864-854 Bearing is popular in truck transmissions, its precision isn’t typically needed for aerospace. The ABEC-1 rating suits general industrial use rather than high-precision aviation.

In contrast, this bearing’s strength makes it ideal for off-road vehicles tackling rough terrain. The temperature range covers most ground-level operating conditions without issue.

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