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TS (Single Row Tapered Roller Bearings) (Imperial) 28138-28315

TS (Single Row Tapered Roller Bearings) (Imperial) 28138-28315

The 28138-28315 is a single-row tapered roller bearing with a 1.377″ bore and 3.1496″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 14300 lbf radially and 2550 lbf thrust, suitable for moderate-speed applications.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for industrial machinery or automotive systems where combined loads are common.

Weighing 1.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 28138-28315
  • Brand TFL
  • Interchangeable Timken
  • Size 1.377" x 3.1496" x 0.827"
  • Bore Dia 1.377"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1496"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8244"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.827"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.61"
  • Cone Backface Backing Diameter 1.71"
  • Cup Frontface Backing Diameter 2.91"
  • Cup Backface Backing Diameter 2.72"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.19"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 28138
  • Cup Part Number 28315
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 28000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 14300 lbf
  • Static Radial Load 15500 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 3700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2550 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 1.1 lb

Features

Performance Features of 28138-28315 Bearing

28138-28315 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 14,300 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 operating conditions.

28138-28315 Bearing’s standard radial clearance allows for smooth operation and easy installation.
Its ABEC-1 rating ensures consistent precision for industrial applications.

Application

Industrial Uses of 28138-28315 Bearing
28138-28315 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

In automotive applications, 28138-28315 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for Timken bearings in many vehicles.

For industrial conveyor systems, 28138-28315 Bearing’s open design allows for easy lubrication, extending its service life in high-use environments. The standard radial clearance offers flexibility for different operational needs.

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