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TS (Single Row Tapered Roller Bearings) (Imperial) 71437-71750

TS (Single Row Tapered Roller Bearings) (Imperial) 71437-71750

The 71437-71750 is a single-row tapered roller bearing with a 4.375″ bore and 7.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 81700 lbf radially and 15100 lbf thrust, making it versatile for heavy-duty use.

Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

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

Weighing 11.9 lb, it’s built to last with standard radial clearance and ABEC-1 precision. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 71437-71750
  • Brand TFL
  • Interchangeable Timken
  • Size 4.375" x 7.5" x 1.875"
  • Bore Dia 4.375"
  • 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 5.79"
  • Cone Backface Backing Diameter 5.08"
  • 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 71437
  • 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 11.9 lb

Features

Performance Features of 71437-71750 Bearing

71437-71750 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 71437-71750 Bearing Engineered for Reliability?

71437-71750 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 standard radial clearance ensures smooth operation, even under high loads.
The bearing’s ABEC-1 rating guarantees consistent precision in industrial applications.

Built for Durability: 71437-71750 Bearing

71437-71750 Bearing’s robust chrome steel components withstand heavy radial and thrust loads.
The tapered roller design distributes stress evenly, reducing wear over time.
With a static radial load capacity of 122,000 lbf, it excels in demanding environments.
Its standard lubrication requirements ensure reliable performance with minimal maintenance.

Steel vs Ceramic Bearings: Strengths of 71437-71750 Bearing

71437-71750 Bearing uses chrome steel for both rollers and rings, balancing strength and cost-efficiency.
The material choice ensures high load capacity while maintaining good corrosion resistance.
Its steel cage provides durability without the brittleness of ceramic alternatives.
This makes it a practical choice for industrial applications requiring long-term reliability.

Application

Industrial Uses of 71437-71750 Bearing
71437-71750 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 71437-71750 Bearing fits well in truck wheel hubs and drivetrains, providing reliable performance under high radial and thrust loads. Its imperial sizing makes it a straightforward replacement for Timken equivalents.

For industrial conveyor systems, 71437-71750 Bearing’s open design simplifies lubrication and maintenance, extending service life. The steel cage adds extra strength, making it suitable for continuous operation.

Where Is 71437-71750 Bearing Used?
You’ll often find 71437-71750 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design copes with uneven loads. The standard radial clearance ensures smooth rotation even in dusty environments.

In power transmission systems, 71437-71750 Bearing supports shafts and gears, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 71437-71750 Bearing
71437-71750 Bearing excels in forestry equipment like log splitters, where its tapered rollers manage intense shock loads. The inch measurements make it compatible with older machinery still using imperial standards.

For railway applications, 71437-71750 Bearing’s temperature range (-30° to 110°C) ensures reliability in varying climates. The steel cage and chrome steel rollers reduce wear over long distances.

Automotive vs Aerospace: Applications of 71437-71750 Bearing
In automotive settings, 71437-71750 Bearing is ideal for heavy-duty axles, offering a balance of strength and ease of maintenance. Its interchangeability with Timken parts simplifies repairs.

For aerospace ground equipment, 71437-71750 Bearing handles the rigorous demands of aircraft tugs and loading systems. The standard lubrication requirement keeps operations straightforward without specialised fluids.

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