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TS (Single Row Tapered Roller Bearings) (Imperial) K38880-K38820

TS (Single Row Tapered Roller Bearings) (Imperial) K38880-K38820

The K38880-K38820 is a single-row tapered roller bearing with a 10.375″ bore and 12.8125″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 49800 lbf radially and 8080 lbf thrust, making it robust for heavy-duty use.

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

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or vehicle applications where high radial and thrust loads are common.

Weighing 11.4 lb, it’s built for strength and longevity. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number K38880-K38820
  • Brand TFL
  • Interchangeable Timken
  • Size 10.375" x 12.8125" x 1.125"
  • Bore Dia 10.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12.8125"
  • Outer Dia Tolerance +0.002" to 0
  • Cone Width 1.125"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.125"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.06"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 11.89"
  • Cone Backface Backing Diameter 10.83"
  • Cup Frontface Backing Diameter 12.48"
  • Cup Backface Backing Diameter 12.28"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location 0.8"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number K38880
  • Cup Part Number K38820
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 38800
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 49800 lbf
  • Static Radial Load 125000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 12900 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 8080 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 11.4 lb

Features

How Is K38880-K38820 Bearing Engineered for Reliability?

K38880-K38820 Bearing is crafted from chrome steel, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 49,800 lbf, ensuring dependable performance in heavy-duty applications.

The tapered roller design distributes loads evenly, reducing stress and extending service life.
With a static radial load rating of 125,000 lbf, it handles demanding conditions with ease.

K38880-K38820 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its steel cage maintains roller alignment, ensuring smooth and reliable operation.

The open design simplifies lubrication, keeping maintenance straightforward.
Standard radial clearance options provide flexibility for various applications.

Application

Industrial Uses of K38880-K38820 Bearing
K38880-K38820 Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is K38880-K38820 Bearing Used?
You’ll often find K38880-K38820 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a reliable choice for North American equipment manufacturers.

Built for Heavy-Duty Use: K38880-K38820 Bearing
K38880-K38820 Bearing excels in industrial fans and pumps, where its open design allows for easy lubrication. The steel cage adds stability, making it suitable for high-load applications.

Automotive vs Aerospace: Applications of K38880-K38820 Bearing
In automotive systems, K38880-K38820 Bearing supports wheel hubs and drivetrains, while in aerospace, it’s used in landing gear assemblies. Its ABEC-1 rating ensures consistent performance across different environments.

Perfect Fit for Automation: K38880-K38820 Bearing
K38880-K38820 Bearing is ideal for conveyor systems in automated warehouses, where its tapered rollers handle both radial and thrust loads. The standard radial clearance option makes it versatile for various setups.

Q&A

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