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TS (Single Row Tapered Roller Bearings) (Imperial) 71455-71750

TS (Single Row Tapered Roller Bearings) (Imperial) 71455-71750

The 71455-71750 is a single-row tapered roller bearing with a 4.531″ bore and 7.5″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 81700 lbf radially and 15100 lbf thrust-wise, suitable for heavy-duty applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under stress. 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 use in industrial machinery or vehicle axles where combined loads are common.

Weighing 11.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 71455-71750
  • Brand TFL
  • Interchangeable Timken
  • Size 4.531" x 7.5" x 1.875"
  • Bore Dia 4.531"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 7.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9375"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.310"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 5.94"
  • Cone Backface Backing Diameter 5.55"
  • Cup Frontface Backing Diameter 7.17"
  • Cup Backface Backing Diameter 6.73"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.18"
  • Effective Center Location -0.26"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 71455
  • Cup Part Number 71750
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 71000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 81700 lbf
  • Static Radial Load 122000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 21200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 15100 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 11.1 lb

Features

Why Choose 71455-71750 Bearing for Precision Tasks?

71455-71750 Bearing is crafted with chrome steel rings and rollers, ensuring durability and precision in combined load applications.
Its dynamic radial load capacity reaches 81,700 lbf, making it suitable for heavy-duty operations.
The steel cage maintains roller alignment, reducing friction and enhancing performance.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 71455-71750 Bearing Engineered for Reliability?

71455-71750 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction resists wear, extending the bearing’s service life.
Its standard radial clearance ensures smooth operation, while the ABEC-1 rating guarantees consistent precision.
The bearing’s effective centre location enhances stability in demanding applications.

Built for Durability: 71455-71750 Bearing

71455-71750 Bearing is designed to withstand static radial loads up to 122,000 lbf, ensuring long-term reliability.
The tapered roller design distributes loads evenly, reducing stress on individual components.
Its steel cage and chrome steel rollers work together to minimise wear and tear.
With a wide temperature range, it performs consistently in various environments.

Application

Industrial Uses of 71455-71750 Bearing
71455-71750 Bearing is commonly used in heavy machinery like mining equipment and construction vehicles, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is 71455-71750 Bearing Used?
You’ll often find 71455-71750 Bearing in agricultural machinery, particularly in gearboxes and wheel hubs. Its inch sizing makes it a straightforward replacement for Timken bearings in older equipment.

Built for Heavy-Duty Use: 71455-71750 Bearing
71455-71750 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage provides added strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 71455-71750 Bearing
In automotive applications, 71455-71750 Bearing supports drivetrain components like differentials, thanks to its high dynamic load capacity. For aerospace, its precision fits auxiliary systems requiring consistent performance.

Key Fields for 71455-71750 Bearing
71455-71750 Bearing is ideal for railway applications, particularly in axle boxes where combined loads are common. The standard radial clearance ensures smooth operation across varying temperatures.

Q&A

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