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TS (Single Row Tapered Roller Bearings) (Imperial) 766-753A

TS (Single Row Tapered Roller Bearings) (Imperial) 766-753A

The 766-753A is a single-row tapered roller bearing with a 3.5″ bore and 6.625″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 73600 lbf radially and 11100 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for applications like industrial gearboxes or heavy machinery where combined loads are common.

Weighing 10.9 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 766-753A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.5" x 6.625" x 1.9375"
  • Bore Dia 3.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.625"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.9375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.280"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 4.61"
  • Cone Backface Backing Diameter 4.45"
  • Cup Frontface Backing Diameter 1.10"
  • Cup Backface Backing Diameter 0.00"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.11"
  • Effective Center Location -0.47"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 766
  • Cup Part Number 753A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 755
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 73600 lbf
  • Static Radial Load 99200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 19100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 11100 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 10.9 lb

Features

How Is 766-753A Bearing Engineered for Reliability?

766-753A Bearing features chrome steel rings and rollers, ensuring strength and durability under combined loads.
Its dynamic radial load capacity reaches 73,600 lbf, making it suitable for 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 reliably in various environments.

Why Choose 766-753A Bearing for Precision Tasks?

766-753A Bearing’s tapered roller design provides precise load distribution, enhancing performance.
The standard radial clearance and ABEC-1 rating ensure consistent operation in demanding conditions.
Its chrome steel construction resists wear, maintaining accuracy over time.
The open seal type allows for easy lubrication, ensuring smooth functionality.

Built for Durability: 766-753A Bearing

766-753A Bearing is constructed with high-quality chrome steel, offering excellent wear resistance.
Its static radial load capacity of 99,200 lbf ensures reliability in high-stress applications.
The tapered roller design efficiently handles combined loads, reducing strain on components.
With a weight of 10.9 lb, it balances robustness and ease of handling.

Steel vs Ceramic Bearings: Strengths of 766-753A Bearing

766-753A Bearing’s chrome steel rollers provide superior strength compared to ceramic alternatives.
The steel cage ensures stability and alignment, even under heavy loads.
Its dynamic thrust rating of 11,100 lbf highlights its versatility in various applications.
The required lubrication system keeps it running smoothly, reducing maintenance needs.

Application

Industrial Uses of 766-753A Bearing
766-753A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 766-753A Bearing fits well in truck wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a straightforward replacement for Timken equivalents.

For industrial conveyor systems, 766-753A Bearing’s open design simplifies lubrication and maintenance, extending service life. The standard radial clearance options allow for flexibility in different operational environments.

Where Is 766-753A Bearing Used?
766-753A Bearing is ideal for mining equipment, where its robust design withstands extreme loads and harsh environments. The steel cage adds extra strength, making it a dependable choice for heavy-duty applications.

In wind turbine systems, 766-753A Bearing supports rotor shafts, ensuring smooth rotation under varying wind conditions. Its ABEC-1 rating provides a balance of precision and cost-effectiveness for large-scale energy projects.

Built for Heavy-Duty Use: 766-753A Bearing
766-753A Bearing excels in railroad applications, particularly in axle boxes where combined loads are frequent. The tapered rollers distribute stress evenly, reducing wear over time.

For industrial pumps, 766-753A Bearing’s temperature tolerance up to 110°C ensures stable performance in high-heat environments. The required lubrication setup is straightforward, minimising downtime for maintenance.

Automotive vs Aerospace: Applications of 766-753A Bearing
In automotive settings, 766-753A Bearing is often found in drivetrain components, offering reliable performance under constant stress. Its compatibility with Timken designs simplifies sourcing for repairs.

For aerospace ground support equipment, 766-753A Bearing’s precision and load capacity make it suitable for handling heavy loads. The inch measurements align with many US-made machinery specifications.

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