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TS (Single Row Tapered Roller Bearings) (Imperial) 74537-74850

TS (Single Row Tapered Roller Bearings) (Imperial) 74537-74850

The 74537-74850 is a single-row tapered roller bearing with a 5.375″ bore and 8.5″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 85900 lbf radially and 18600 lbf thrust, making it a robust choice for heavy-duty applications.

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 vehicle axles where combined loads are common.

Weighing 13.70 lb, it’s built to last while meeting RoHS and REACH standards for safety and compliance. The standard radial clearance ensures easy installation and maintenance.

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Product Parameters

  • Part Number 74537-74850
  • Brand TFL
  • Interchangeable Timken
  • Size 5.375" x 8.5" x 1.875"
  • Bore Dia 5.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 8.5"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.875"
  • 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 6.77"
  • Cone Backface Backing Diameter 6.1"
  • Cup Frontface Backing Diameter 8.23"
  • Cup Backface Backing Diameter 7.72"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.17"
  • Effective Center Location 0.09"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 74537
  • Cup Part Number 74850
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 74000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 85900 lbf
  • Static Radial Load 138000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 22300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 18600 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 13.70 lb

Features

Performance Features of 74537-74850 Bearing

74537-74850 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 85,900 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing maintenance needs.
With a standard radial clearance, it provides reliable operation in various industrial settings.

How Is 74537-74850 Bearing Engineered for Reliability?

74537-74850 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction resists wear, ensuring long service life even in demanding conditions.
Its effective center location of 0.09″ contributes to stable and smooth operation.
The bearing operates within a temperature range of -30° to 110°C, suitable for diverse environments.

Built for Durability: 74537-74850 Bearing

74537-74850 Bearing’s tapered roller design distributes loads evenly, reducing stress on components.
The chrome steel materials provide excellent resistance to wear and fatigue over time.
With a static radial load capacity of 138,000 lbf, it handles heavy loads with ease.
Its standard ABEC-1 rating ensures consistent performance for industrial applications.

Steel vs Ceramic Bearings: Strengths of 74537-74850 Bearing

74537-74850 Bearing uses chrome steel for both rollers and rings, offering superior strength.
This material choice provides excellent load capacity while maintaining cost-effectiveness.
The steel cage design ensures proper roller spacing and reduces friction during operation.
With its high dynamic thrust rating of 18,600 lbf, it performs well in thrust applications.

Application

Industrial Uses of 74537-74850 Bearing
74537-74850 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 74537-74850 Bearing supports wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a straightforward replacement for Timken equivalents in many vehicles.

For industrial conveyor systems, 74537-74850 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. The steel cage adds extra strength, making it suitable for high-load scenarios.

Where Is 74537-74850 Bearing Used?
74537-74850 Bearing finds its place in agricultural machinery, particularly in gearboxes and PTO shafts, where its robust design withstands heavy use. The standard radial clearance offers flexibility for different operating conditions.

In material handling equipment, 74537-74850 Bearing ensures smooth operation of cranes and forklifts, thanks to its high dynamic load capacity. The ABEC-1 rating balances precision and cost-effectiveness for these applications.

Built for Heavy-Duty Use: 74537-74850 Bearing
74537-74850 Bearing excels in forestry equipment like log splitters and sawmills, where its tapered rollers manage both radial and thrust loads. The temperature range of -30° to 110°C ensures reliability in varying climates.

For railway applications, 74537-74850 Bearing supports axle boxes, providing long service life with proper lubrication. Its interchangeable nature with Timken bearings simplifies sourcing and maintenance.

Automotive vs Aerospace: Applications of 74537-74850 Bearing
In automotive settings, 74537-74850 Bearing is ideal for truck transmissions, handling high torque with ease. The static radial load capacity of 138,000 lbf ensures longevity under heavy use.

For aerospace ground equipment, 74537-74850 Bearing works well in tow tractors and loading systems, where its inch sizing aligns with imperial specifications. The steel cage provides added resilience in high-vibration environments.

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