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TS (Single Row Tapered Roller Bearings) (Imperial) 4388-4335

TS (Single Row Tapered Roller Bearings) (Imperial) 4388-4335

The 4388-4335 is a single-row tapered roller bearing with a 1.625″ bore and 3.5625″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 44700 lbf radial and 5640 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 2.7 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 4388-4335
  • Brand TFL
  • Interchangeable Timken
  • Size 1.625" x 3.5625" x 1.5625"
  • Bore Dia 1.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.5625"
  • 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 0.130"
  • Cone Frontface Backing Diameter 2.05"
  • Cone Backface Backing Diameter 2.36"
  • Cup Frontface Backing Diameter 3.39"
  • Cup Backface Backing Diameter 3.03"
  • 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 4335
  • 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

Performance Features of 4388-4335 Bearing

4388-4335 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 44,700 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Does 4388-4335 Bearing Handle Combined Loads?

4388-4335 Bearing’s tapered roller design efficiently manages both radial and thrust loads.
The chrome steel construction provides durability, even under high-stress conditions.
Its standard radial clearance options allow for flexibility in different applications.
Maintenance is straightforward, requiring regular lubrication for optimal performance.

Engineered for Precision: 4388-4335 Bearing

4388-4335 Bearing features precise tolerances, ensuring smooth and accurate operation.
The single-row construction simplifies installation while maintaining high load capacity.
Its ABEC-1 rating guarantees consistent performance in industrial settings.
The open design allows for easy inspection and lubrication, reducing downtime.

Steel vs Ceramic Bearings: Strengths of 4388-4335 Bearing

4388-4335 Bearing uses chrome steel for both rollers and rings, balancing cost and durability.
This material choice ensures reliable performance in demanding environments.
The bearing’s design focuses on longevity, with a dynamic radial rating of 11,600 lbf at 90 million revolutions.
Its standard lubrication requirements make it practical for a wide range of applications.

Application

Industrial Uses of 4388-4335 Bearing
The 4388-4335 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

In automotive applications, 4388-4335 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial conveyor systems, 4388-4335 Bearing’s open design simplifies lubrication and maintenance, reducing downtime. Its standard radial clearance offers flexibility for different operational needs.

What Makes 4388-4335 Bearing a Preferred Choice?
The 4388-4335 Bearing’s steel cage and chrome steel rollers make it a robust option for high-load scenarios like mining equipment. Its ABEC-1 rating ensures consistent performance without overcomplicating precision requirements.

In power transmission systems, 4388-4335 Bearing supports smooth operation under radial and thrust loads. The tapered roller design also helps distribute stress evenly, extending service life.

Built for Heavy-Duty Use: 4388-4335 Bearing
The 4388-4335 Bearing excels in applications like gearboxes and pumps, where its single-row construction saves space without sacrificing strength. Its temperature range of -30° to 110°C suits most industrial settings.

For maintenance teams, the 4388-4335 Bearing’s interchangeable design with Timken models simplifies inventory management. The standard lubrication requirement keeps upkeep straightforward.

Automotive vs Aerospace: Applications of 4388-4335 Bearing
In automotive settings, the 4388-4335 Bearing is often found in drivetrain components, balancing durability and cost-effectiveness. Its dynamic load capacity handles the stresses of road use reliably.

For aerospace ground equipment, the 4388-4335 Bearing’s inch sizing and compliance with RoHS standards make it a practical choice. However, its ABEC-1 rating limits its use in high-precision flight systems.

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