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TS (Single Row Tapered Roller Bearings) (Imperial) 757-753A

TS (Single Row Tapered Roller Bearings) (Imperial) 757-753A

The 757-753A is a single-row tapered roller bearing with a 3.25″ bore and 6.625″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 73600 lbf radial and 11100 lbf thrust, suitable for demanding applications.

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, making it a practical choice for replacements. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 11.7 lb, it’s built to handle robust conditions while complying with RoHS and REACH standards. The standard radial clearance offers flexibility for various setups.

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Product Parameters

  • Part Number 757-753A
  • Brand TFL
  • Interchangeable Timken
  • Size 3.25" x 6.625" x 1.9375"
  • Bore Dia 3.25"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 4.45"
  • Cone Backface Backing Diameter 3.94"
  • 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 757
  • 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 11.7 lb

Features

What Makes 757-753A Bearing Suitable for Heavy-Duty Applications?

757-753A Bearing is constructed with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 73,600 lbf, making it ideal for demanding industrial use.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various operating conditions.

How Is 757-753A Bearing Engineered for Reliability?

757-753A Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides excellent resistance to wear, ensuring a long service life.
Its standard radial clearance allows for smooth operation in diverse applications.
The bearing’s ABEC-1 rating confirms its precision and consistent performance.

Built for Durability: 757-753A Bearing

757-753A Bearing’s single-row construction simplifies installation while maintaining high load capacity.
The open seal design facilitates easy lubrication, reducing maintenance requirements.
With a static radial load rating of 99,200 lbf, it excels in heavy-duty environments.
The bearing’s effective centre location ensures stable operation under varying load conditions.

Application

Industrial Uses of 757-753A Bearing
The 757-753A 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.

In automotive applications, 757-753A Bearing fits well in truck wheel hubs and drivetrains, providing reliable performance under heavy radial and thrust loads. The imperial sizing makes it a straightforward replacement for Timken equivalents.

For industrial fans and pumps, 757-753A Bearing’s open design allows easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear during high-speed rotations.

Where Is 757-753A Bearing Used?
You’ll often find 757-753A Bearing in conveyor systems, where its robust design handles both radial and axial forces smoothly. The standard radial clearance ensures consistent performance across varying loads.

In mining equipment, 757-753A Bearing’s high dynamic load capacity makes it suitable for crushers and screens. Its ABEC-1 rating balances precision and cost-effectiveness for industrial applications.

Built for Heavy-Duty Use: 757-753A Bearing
The 757-753A Bearing excels in gearboxes and power transmission units, thanks to its tapered rollers distributing loads evenly. Its temperature range (-30° to 110°C) suits most industrial settings.

For forestry machinery, 757-753A Bearing’s steel cage and chrome steel rollers withstand harsh conditions. The easy lubrication feature minimises downtime in remote operations.

Automotive vs Aerospace: Applications of 757-753A Bearing
In automotive systems, 757-753A Bearing is ideal for axles and differentials, offering reliable performance under varying loads. The imperial sizing simplifies maintenance for North American vehicles.

While not typically used in aerospace, 757-753A Bearing’s precision makes it suitable for ground support equipment. Its static radial load capacity (99,200 lbf) ensures stability in heavy-duty applications.

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