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783A Single Cones (Imperial)
783A Single Cones (Imperial)

783A Single Cones (Imperial)

The 783A single cones are imperial-sized tapered roller bearings with a 3.936″ bore, designed for combined loads. Made from durable chrome steel, they handle dynamic radial loads up to 68,500 lbf and static loads up to 101,000 lbf.

Their open design allows easy maintenance, while the steel cage ensures reliable performance. The bearings operate smoothly in temperatures from -30°C to 110°C, making them suitable for various industrial conditions.

These cones are part of the 775 series and are interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty applications like gearboxes or construction equipment where combined loads are common.

Compliant with RoHS and REACH standards, they provide a safe and robust solution. The standard radial clearance can also be adjusted to C3, C4, or C5 for specific needs.

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Product Parameters

  • Part Number 783A
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 783A-772 , 783A-773AA
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 775
  • Bore Dia 3.936"
  • Bore Dia Tolerance +0.001" to 0
  • Cone Width 2"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.12"
  • Cone Frontface Backing Diameter 4.37"
  • Cone Backface Backing Diameter 4.57"
  • Cage Cone Frontface Clearance 0.03"
  • Cage Cone Backface Clearance 0.09"
  • Effective Center Location -0.32"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 68500 lbf
  • Static Radial Load 101000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 17800 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 119000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 11700 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 30900 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Does 783A Bearing Handle Combined Loads?

783A Bearing is built with chrome steel rings and a steel cage, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 68,500 lbf, ensuring reliable performance in demanding conditions.
The tapered roller design provides smooth operation and efficient load distribution.
With a temperature range of -30° to 110°C, it performs well in various environments.

What Makes 783A Bearing Suitable for Heavy-Duty Applications?

783A Bearing’s single-row construction and chrome steel materials enhance its durability under heavy loads.
The standard radial clearance options allow for flexibility in different applications.
Its dynamic thrust rating of 11,700 lbf ensures stable performance in combined load scenarios.
The steel cage maintains roller alignment, reducing wear and extending service life.

Engineered for Reliability: 783A Bearing

783A Bearing features a tapered roller design, optimised for combined load handling.
The chrome steel rings and steel cage provide strength and resistance to wear.
With a static radial load capacity of 101,000 lbf, it excels in heavy-duty applications.
Its ABEC-1 rating ensures consistent performance and precision.

Why Choose 783A Bearing for Industrial Use?

783A Bearing’s robust construction makes it ideal for industrial machinery and equipment.
The open seal design allows for easy maintenance and inspection.
Its effective center location of -0.32″ ensures proper alignment and load distribution.
The temperature range and material composition make it suitable for varied operating conditions.

Application

Industrial Uses of 783A Bearing
783A Bearing is commonly used in heavy machinery, such as mining equipment and construction vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in demanding environments.

Where Is 783A Bearing Used?
You’ll often find 783A Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older or imperial-based systems.

Built for Heavy-Duty Use: 783A Bearing
783A Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage adds stability, even under high radial loads.

Automotive vs Aerospace: Applications of 783A Bearing
In automotive applications, 783A Bearing is used in truck wheel hubs, while in aerospace, it supports auxiliary systems. Its temperature range suits both ground and flight conditions.

Essential Roles of 783A Bearing
783A Bearing is a reliable choice for conveyor systems in factories, thanks to its high static load capacity. The standard radial clearance ensures smooth operation over long periods.

Q&A

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