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TS (Single Row Tapered Roller Bearings) (Imperial) 783-772

TS (Single Row Tapered Roller Bearings) (Imperial) 783-772

The 783-772 is a single-row tapered roller bearing with a 3.937″ 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 a versatile choice.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. 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 11.3 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 783-772
  • Brand TFL
  • Interchangeable Timken
  • Size 3.937" x 7.125" x 1.875"
  • Bore Dia 3.937"
  • 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 +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.06"
  • Cone Backface Backing Diameter 4.65"
  • 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 783
  • 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 11.3 lb

Features

How Is 783-772 Bearing Engineered for Reliability?

783-772 Bearing is crafted from chrome steel for both rings and rollers, ensuring strength and durability.
Its dynamic radial load capacity of 77800 lbf makes it suitable for heavy-duty applications.

The tapered roller design efficiently handles combined loads, providing stability and performance.
With a standard radial clearance, it offers flexibility for various operational needs.

783-772 Bearing operates within a temperature range of -30° to 110°C, adapting to diverse environments.
Its steel cage maintains roller alignment, reducing wear and extending service life.

The open design simplifies lubrication, ensuring smooth operation and minimal maintenance.
Weighing 11.3 lb, it balances robustness with manageable handling.

Application

Industrial Uses of 783-772 Bearing
The 783-772 Bearing is commonly used in heavy machinery like construction equipment and mining tools, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 783-772 Bearing Used?
You’ll often find 783-772 Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for North American vehicle models.

Built for Heavy-Duty Use: 783-772 Bearing
This bearing excels in industrial gearboxes, where its high dynamic radial load capacity keeps operations smooth. The steel cage adds extra strength for long-term performance.

Automotive vs Aerospace: Applications of 783-772 Bearing
In automotive systems, 783-772 Bearing supports heavy loads in axles and transmissions. While not typically used in aerospace, its precision makes it suitable for similar high-stress industrial applications.

Practical Applications of 783-772 Bearing
For conveyor systems and large fans, 783-772 Bearing offers reliable performance with its standard radial clearance. The open design allows for easy lubrication and maintenance.

Q&A

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