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TS (Single Row Tapered Roller Bearings) (Imperial) 28138-28300X

TS (Single Row Tapered Roller Bearings) (Imperial) 28138-28300X

The 28138-28300X is a single-row tapered roller bearing with a 1.377″ bore and 3″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 14300 lbf radially and 2550 lbf thrust, suitable for tough conditions.

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 settings.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like axles or gearboxes where combined loads are common.

Weighing just 1lb, it’s lightweight yet robust. Compliant with RoHS and REACH standards, it’s a safe choice for industrial use. The ABEC-1 rating ensures consistent performance.

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Product Parameters

  • Part Number 28138-28300X
  • Brand TFL
  • Interchangeable Timken
  • Size 1.377" x 3" x 0.812"
  • Bore Dia 1.377"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.8244"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.61"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.812"
  • 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 2.83"
  • Cup Backface Backing Diameter 2.68"
  • 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 28300X
  • 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 lb

Features

Performance Features of 28138-28300X Bearing

28138-28300X 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 standard radial clearance, it provides reliable operation across various conditions.

28138-28300X Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design ensures smooth performance even under high radial and thrust loads.

The open seal type allows for easy lubrication, maintaining optimal performance over time.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Application

Industrial Uses of 28138-28300X Bearing
28138-28300X Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in rugged environments.

Where Is 28138-28300X Bearing Used?
You’ll often find 28138-28300X Bearing in automotive axles and wheel hubs, thanks to its ability to manage both radial and thrust loads. Its inch sizing makes it a go-to for American-made vehicles and machinery.

Built for Heavy-Duty Use: 28138-28300X Bearing
28138-28300X Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication and maintenance. The steel cage adds extra strength, making it reliable for continuous operation.

Automotive vs Aerospace: Applications of 28138-28300X Bearing
In automotive systems, 28138-28300X Bearing supports drivetrains and transmissions, while in aerospace, it’s suited for auxiliary equipment due to its precise load handling. The ABEC-1 rating ensures consistent performance.

Perfect Fit for Automation: 28138-28300X Bearing
28138-28300X Bearing works well in conveyor systems and robotic arms, where its tapered rollers provide smooth motion under varying loads. The standard radial clearance offers flexibility for different setups.

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