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TS (Single Row Tapered Roller Bearings) (Imperial) 78248C-78537

TS (Single Row Tapered Roller Bearings) (Imperial) 78248C-78537

The 78248C-78537 is a single-row tapered roller bearing with a 2.5″ bore and 5.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 53200 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing is interchangeable with Timken models, making it a versatile choice for replacements.

This bearing is ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common. Its standard radial clearance and ABEC-1 rating offer reliable performance.

Weighing 5.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe and dependable option for various machinery needs.

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Product Parameters

  • Part Number 78248C-78537
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 5.375" x 1.4375"
  • Bore Dia 2.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.3085"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.926"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.4375"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 3.66"
  • Cone Backface Backing Diameter 3.62"
  • Cup Frontface Backing Diameter 5.16"
  • Cup Backface Backing Diameter 4.53"
  • Cage Cone Frontface Clearance 0.21"
  • Cage Cone Backface Clearance 0.22"
  • Effective Center Location 0.33"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 78248C
  • Cup Part Number 78537
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 78000C
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 53200 lbf
  • Static Radial Load 52600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 13800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 20400 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 5.2 lb

Features

Performance Features of 78248C-78537 Bearing

78248C-78537 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 53,200 lbf, making it suitable for heavy-duty applications.

The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

78248C-78537 Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 78248C-78537 Bearing
78248C-78537 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, 78248C-78537 Bearing supports wheel hubs and differential systems, providing reliable performance under high stress. Its imperial sizing makes it a good fit for American-made vehicles.

For industrial conveyor systems, 78248C-78537 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds extra strength, making it suitable for high-load scenarios.

What Makes 78248C-78537 Bearing a Preferred Choice?
78248C-78537 Bearing is often chosen for agricultural machinery, like tractors and harvesters, due to its ability to withstand heavy radial and thrust loads. The standard radial clearance ensures smooth operation in varying temperatures.

In power transmission systems, 78248C-78537 Bearing’s tapered rollers reduce friction, improving efficiency. Its compatibility with Timken models makes it a versatile option for maintenance and replacements.

Built for Heavy-Duty Use: 78248C-78537 Bearing
78248C-78537 Bearing excels in railway applications, where its robust design handles the constant vibration and load. The ABEC-1 rating provides sufficient precision for these demanding environments.

For industrial fans and blowers, 78248C-78537 Bearing’s temperature range (-30° to 110°C) ensures reliable performance in both hot and cold conditions. The steel cage further enhances its durability.

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