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TS (Single Row Tapered Roller Bearings) (Imperial) 71451-71750

TS (Single Row Tapered Roller Bearings) (Imperial) 71451-71750

The 71451-71750 is a single-row tapered roller bearing with a 4.5″ bore and 7.5″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 81700 lbf radially and 15100 lbf thrust, suitable for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive applications where robust performance is needed.

Weighing 11.3 lb, it’s built to handle demanding environments. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 71451-71750
  • Brand TFL
  • Interchangeable Timken
  • Size 4.5" x 7.5" x 1.875"
  • Bore Dia 4.5"
  • 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 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 0"
  • Cone Backface Backing Diameter 5.2"
  • 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 71451
  • 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 11.3 lb

Features

Performance Features of 71451-71750 Bearing

71451-71750 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 81,700 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and enhancing durability.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 71451-71750 Bearing Engineered for Reliability?

71451-71750 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent wear resistance, extending its service life.
Its dynamic thrust rating of 15,100 lbf ensures consistent performance under demanding conditions.
Standard radial clearance options allow for flexibility in different applications.

Built for Durability: 71451-71750 Bearing

71451-71750 Bearing’s robust chrome steel components withstand heavy radial loads up to 122,000 lbf.
The tapered roller design distributes loads evenly, reducing stress on individual components.
With ABEC-1 precision rating, it maintains reliable operation in industrial settings.
Proper lubrication ensures smooth performance throughout its extended service life.

Steel vs Ceramic Bearings: Strengths of 71451-71750 Bearing

71451-71750 Bearing uses chrome steel for both rings and rollers, providing excellent strength.
This material choice offers better cost-effectiveness for industrial applications compared to ceramic.
The bearing handles combined loads efficiently, with dynamic ratings of 21,200 lbf radial and 15,100 lbf thrust.
Its standard radial clearance makes it versatile for various installation requirements.

Application

Industrial Uses of 71451-71750 Bearing
71451-71750 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The inch sizing makes it a straightforward fit for North American industrial standards.

What Makes 71451-71750 Bearing a Preferred Choice?
With its chrome steel construction, 71451-71750 Bearing offers reliable performance in demanding environments like mining and material handling. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 71451-71750 Bearing
You’ll often find 71451-71750 Bearing in truck wheel hubs and drivetrains, where its dynamic radial load capacity ensures smooth operation. The steel cage adds durability, making it suitable for high-stress applications.

Automotive vs Aerospace: Applications of 71451-71750 Bearing
In automotive systems, 71451-71750 Bearing supports axles and transmissions, while its precision also suits aerospace landing gear components. The ABEC-1 rating balances performance and cost for these varied uses.

Essential Roles of 71451-71750 Bearing
For conveyor systems and industrial fans, 71451-71750 Bearing’s static radial load capacity provides stability under heavy loads. Its temperature range ensures reliability even in extreme working conditions.

Q&A

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