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TS (Single Row Tapered Roller Bearings) (Imperial) 4388-4328

TS (Single Row Tapered Roller Bearings) (Imperial) 4388-4328

The 4388-4328 is a single-row tapered roller bearing with a 1.625″ bore and 3.545″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 44700 lbf radially and 5640 lbf thrust, making it versatile for various applications.

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 demanding environments.

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

Weighing 2.7 lbs, 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 4388-4328
  • Brand TFL
  • Interchangeable Timken
  • Size 1.625" x 3.545" x 1.5625"
  • Bore Dia 1.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.545"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.59"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.5625"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.05"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.34"
  • Cup Backface Backing Diameter 3.11"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.59"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 4388
  • Cup Part Number 4328
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 4300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 44700 lbf
  • Static Radial Load 45900 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11600 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5640 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 2.700 lb

Features

How Is 4388-4328 Bearing Engineered for Reliability?

4388-4328 Bearing features chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 44,700 lbf, making it suitable for heavy-duty applications.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

What Makes 4388-4328 Bearing Suitable for High-Temperature Applications?

4388-4328 Bearing is built with chrome steel components, offering resistance to high temperatures up to 110°C.
The open design allows for effective lubrication, ensuring smooth operation even in demanding conditions.
Its standard radial clearance options provide flexibility for different application needs.
The bearing’s robust construction ensures long-term performance without frequent maintenance.

Designed for Durability: 4388-4328 Bearing

4388-4328 Bearing’s tapered roller design efficiently handles both radial and thrust loads.
The chrome steel construction enhances wear resistance, prolonging service life.
With a static radial load capacity of 45,900 lbf, it excels in high-stress environments.
Its ABEC-1 rating ensures consistent precision and reliability in industrial applications.

Application

Industrial Uses of 4388-4328 Bearing
The 4388-4328 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.

Where Is 4388-4328 Bearing Used?
You’ll often find the 4388-4328 Bearing in automotive applications like truck wheel hubs, where its robust design supports both radial and thrust loads. The inch sizing makes it a straightforward fit for many North American vehicles.

Built for Heavy-Duty Use: 4388-4328 Bearing
This bearing excels in industrial settings like conveyor systems, 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 4388-4328 Bearing
In automotive systems, the 4388-4328 Bearing is ideal for transmissions and differentials, while its precision also suits aerospace components requiring consistent performance. The ABEC-1 rating ensures dependable accuracy.

Perfect Fit for Automation: 4388-4328 Bearing
The 4388-4328 Bearing works well in automated machinery, such as robotic arms, where its tapered rollers provide smooth motion under varying loads. Its standard radial clearance offers flexibility for different setups.

Q&A

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