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TS (Single Row Tapered Roller Bearings) (Imperial) 786-772

TS (Single Row Tapered Roller Bearings) (Imperial) 786-772

The 786-772 is a single-row tapered roller bearing with a 4.125″ bore and 7.125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 77800 lbf radially and 13300 lbf thrust, making it versatile for heavy-duty use.

Its open design allows 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 automotive applications where robust performance is needed.

Weighing 10.6 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 786-772
  • Brand TFL
  • Interchangeable Timken
  • Size 4.125" x 7.125" x 1.875"
  • Bore Dia 4.125"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.89"
  • 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 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.43"
  • Cone Backface Backing Diameter 5.04"
  • Cup Frontface Backing Diameter 6.65"
  • Cup Backface Backing Diameter 6.34"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.13"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 786
  • Cup Part Number 772
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 775
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 77800 lbf
  • Static Radial Load 111000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 20200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 13300 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 10.6 lb

Features

Performance Features of 786-772 Bearing

786-772 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 77,800 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

786-772 Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 786-772 Bearing
The 786-772 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 786-772 Bearing Used?
You’ll often find the 786-772 Bearing in industrial gearboxes and power transmission systems, thanks to its ability to manage both radial and thrust loads. The inch sizing makes it a go-to choice for machinery following imperial standards.

Built for Heavy-Duty Use: 786-772 Bearing
The 786-772 Bearing excels in applications like mining equipment and large conveyors, where its robust design and high load capacity are essential. Its steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 786-772 Bearing
In automotive systems, the 786-772 Bearing supports axles and wheel hubs, offering smooth performance under heavy loads. For aerospace, its precision and reliability make it suitable for auxiliary systems requiring consistent operation.

Perfect Fit for Automation: 786-772 Bearing
The 786-772 Bearing works well in automated production lines, where its tapered rollers ensure precise movement and load distribution. Its open design allows for easy lubrication, reducing maintenance downtime.

Q&A

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