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TS (Single Row Tapered Roller Bearings) (Imperial) 67891H-67820

TS (Single Row Tapered Roller Bearings) (Imperial) 67891H-67820

The 67891H-67820 is a single-row tapered roller bearing with a 7.5625″ bore and 10.5″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 86800 lbf radial and 18400 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 or automotive systems where combined loads are common.

Weighing 17.6 lb, it’s designed for long-lasting performance and complies with RoHS and REACH standards. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 67891H-67820
  • Brand TFL
  • Interchangeable Timken
  • Size 7.5625" x 10.5" x 1.875"
  • Bore Dia 7.5625"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 10.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9685"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.5"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 9.02"
  • Cone Backface Backing Diameter 8.27"
  • Cup Frontface Backing Diameter 10.25"
  • Cup Backface Backing Diameter 9.69"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.12"
  • Effective Center Location 0.4"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 67891H
  • Cup Part Number 67820
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 67800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 86800 lbf
  • Static Radial Load 168000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 22500 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 18400 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 17.6 lb

Features

Performance Features of 67891H-67820 Bearing

67891H-67820 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 86,800 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 environments.

How Does 67891H-67820 Bearing Reduce Friction?

67891H-67820 Bearing features a precision-engineered tapered roller design, minimising friction during operation.
The chrome steel construction ensures smooth movement even under high radial or thrust loads.
Its effective centre location of 0.4″ optimises load distribution, enhancing efficiency.
Regular lubrication further reduces wear, maintaining performance over time.

Engineered for Precision: 67891H-67820 Bearing

67891H-67820 Bearing’s single-row tapered design provides accurate load handling in industrial applications.
With standard radial clearance options, it offers flexibility for different operational needs.
The bearing’s ABEC-1 rating confirms its consistent quality and precision engineering.
Its interchangeable design with Timken bearings ensures easy replacement and compatibility.

Steel vs Ceramic Bearings: Strengths of 67891H-67820 Bearing

67891H-67820 Bearing uses durable chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides excellent strength for its 17.6 lb weight in demanding conditions.
The steel construction handles static radial loads up to 168,000 lbf reliably.
While ceramic options exist, this steel bearing offers proven reliability for most industrial uses.

Application

Industrial Uses of 67891H-67820 Bearing
The 67891H-67820 Bearing is commonly used in heavy machinery like construction equipment and mining rigs, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 67891H-67820 Bearing fits well in truck wheel hubs and axles, providing reliable performance under heavy radial and thrust loads. The inch sizing makes it a preferred choice for North American vehicle manufacturers.

For industrial conveyor systems, 67891H-67820 Bearing’s open design allows for easy lubrication, reducing downtime in high-volume production lines. The steel cage adds stability, making it suitable for continuous operation.

Where Is 67891H-67820 Bearing Used?
You’ll often find 67891H-67820 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough terrain. The standard radial clearance ensures smooth rotation under varying loads.

In power transmission systems, 67891H-67820 Bearing supports gearboxes and driveshafts, offering consistent performance. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 67891H-67820 Bearing
The 67891H-67820 Bearing excels in applications like railway freight cars, where its high static radial load capacity is crucial. The tapered rollers distribute stress evenly, extending service life.

For pulp and paper processing equipment, 67891H-67820 Bearing’s temperature tolerance ensures reliability in steam-heavy environments. The steel cage resists corrosion, reducing maintenance needs.

Automotive vs Aerospace: Applications of 67891H-67820 Bearing
In automotive settings, 67891H-67820 Bearing handles wheel loads in heavy trucks, while in aerospace, it’s used in ground support equipment. The inch measurements align with imperial system standards.

For industrial fans, 67891H-67820 Bearing’s dynamic thrust rating ensures stable operation at varying speeds. The open seal design simplifies relubrication during routine maintenance checks.

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