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TS (Single Row Tapered Roller Bearings) (Imperial) 397-394CS

TS (Single Row Tapered Roller Bearings) (Imperial) 397-394CS

The 397-394CS is a single-row tapered roller bearing with a 2.36″ bore and 4.47″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 22200 lbf radially and 3970 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability under heavy use. 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 or automotive systems where combined loads are common.

Weighing 2.2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 397-394CS
  • Brand TFL
  • Interchangeable Timken
  • Size 2.3622" x 4.468" x 0.8661"
  • Bore Dia 2.3622"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.468"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.866"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7411"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8661"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.050"
  • Cone Frontface Backing Diameter 2.68"
  • Cone Backface Backing Diameter 2.72"
  • Cup Frontface Backing Diameter 4.18"
  • Cup Backface Backing Diameter 4.02"
  • Cage Cone Frontface Clearance 0.11"
  • Cage Cone Backface Clearance 0.05"
  • Effective Center Location -0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 397
  • Cup Part Number 394CS
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 395
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 22200 lbf
  • Static Radial Load 28100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5760 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3970 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 2.2 lb

Features

How Does 397-394CS Bearing Handle Combined Loads?

397-394CS Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 22,200 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Application

Industrial Uses of 397-394CS Bearing
The 397-394CS Bearing is widely used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in tough working conditions.

What Makes 397-394CS Bearing a Preferred Choice?
In automotive applications, 397-394CS Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 397-394CS Bearing
For industrial conveyor systems, 397-394CS Bearing offers smooth operation and long service life, thanks to its robust steel cage and precise tolerances. Its open design simplifies maintenance in dusty or high-load environments.

Automotive vs Aerospace: Applications of 397-394CS Bearing
While commonly found in trucks and off-road vehicles, 397-394CS Bearing also suits aerospace ground support equipment. Its ABEC-1 rating balances cost and performance for less critical aerospace applications.

Essential Roles of 397-394CS Bearing
In mining equipment, 397-394CS Bearing withstands extreme loads and vibrations, ensuring reliable operation. The standard radial clearance allows for easy installation and adjustment in various setups.

Q&A

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