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TS (Single Row Tapered Roller Bearings) (Imperial) 67780V-67720V

TS (Single Row Tapered Roller Bearings) (Imperial) 67780V-67720V

The 67780V-67720V is a single-row tapered roller bearing with a 6.5″ bore and 9.75″ outer diameter, built from robust chrome steel. It handles combined loads up to 108,000 lbf radially and 21,100 lbf thrust, making it suitable 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 17.5 lb, it’s a sturdy choice for demanding environments. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 67780V-67720V
  • Brand TFL
  • Interchangeable Timken
  • Size 6.5" x 9.75" x 1.875"
  • Bore Dia 6.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 9.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • 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 7.99"
  • Cone Backface Backing Diameter 7.28"
  • Cup Frontface Backing Diameter 9.48"
  • Cup Backface Backing Diameter 9.02"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location 0.19"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 67780V
  • Cup Part Number 67720V
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 67700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 108000 lbf
  • Static Radial Load 175000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 28000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 21100 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 17.500 lb

Features

Performance Features of 67780V-67720V Bearing

67780V-67720V Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 108,000 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

How Does 67780V-67720V Bearing Resist Wear?

67780V-67720V Bearing’s chrome steel construction provides excellent resistance to wear and tear.
The tapered roller design distributes loads evenly, minimising friction and extending service life.
Its standard radial clearance options allow for flexibility in different applications.
Regular lubrication ensures smooth operation and further reduces wear over time.

Engineered for Precision: 67780V-67720V Bearing

67780V-67720V Bearing features precise dimensions with tight tolerances for accurate performance.
The single-row tapered roller design ensures efficient load handling and alignment.
Its ABEC-1 rating guarantees consistent quality and reliability.
The bearing’s effective centre location of 0.19″ contributes to its stable operation.

Steel vs Ceramic Bearings: Strengths of 67780V-67720V Bearing

67780V-67720V Bearing’s chrome steel construction offers a balance of strength and affordability.
It handles dynamic radial loads up to 108,000 lbf, outperforming many alternatives.
The steel cage provides durability while maintaining precise roller positioning.
With a static radial load capacity of 175,000 lbf, it excels in demanding industrial applications.

Application

Industrial Uses of 67780V-67720V Bearing
The 67780V-67720V Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 67780V-67720V Bearing supports axles and wheel hubs, providing reliable performance under high radial and thrust loads. The imperial sizing makes it a straightforward replacement for Timken bearings in many North American vehicles.

For industrial conveyor systems, 67780V-67720V Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The standard radial clearance also accommodates slight misalignments without compromising performance.

Where Is 67780V-67720V Bearing Used?
You’ll often find 67780V-67720V Bearing in agricultural machinery, such as tractors and harvesters, where its robust design handles uneven loads. The steel cage adds extra strength for long-term use.

In railway applications, 67780V-67720V Bearing is trusted for its ability to manage heavy radial loads in freight car axles. Its ABEC-1 rating ensures consistent performance without unnecessary precision costs.

Built for Heavy-Duty Use: 67780V-67720V Bearing
The 67780V-67720V Bearing excels in forestry equipment like log skidders, where its tapered rollers distribute loads evenly. Its temperature range of -30° to 110°C suits most outdoor working conditions.

For oilfield machinery, 67780V-67720V Bearing’s high dynamic radial load capacity makes it ideal for pumps and drilling rigs. The required lubrication is simple to maintain, even in remote locations.

Automotive vs Aerospace: Applications of 67780V-67720V Bearing
In automotive settings, 67780V-67720V Bearing is a go-to for truck wheel ends, balancing cost and performance. Its interchangeability with Timken simplifies repairs.

For aerospace ground equipment, 67780V-67720V Bearing handles heavy loads in aircraft tugs and loading platforms. The inch sizing aligns with many US-made support systems.

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