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TS (Single Row Tapered Roller Bearings) (Imperial) 344A-333A

TS (Single Row Tapered Roller Bearings) (Imperial) 344A-333A

The 344A-333A is a single-row tapered roller bearing with a 1.5748″ bore and 3.1486″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 21200 lbf radially and 2570 lbf in thrust, making it versatile for various applications.

Its open design allows for 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 just 1.1 lb, it’s robust yet lightweight. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 344A-333A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5748" x 3.1486" x 0.8268"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1486"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.882"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8268"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.8268"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.79"
  • Cone Backface Backing Diameter 1.81"
  • Cup Frontface Backing Diameter 3.03"
  • Cup Backface Backing Diameter 2.87"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0"
  • Effective Center Location -0.25"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 344A
  • Cup Part Number 333A
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 335
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 21200 lbf
  • Static Radial Load 18700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5490 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2570 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 1.1 lb

Features

Performance Features of 344A-333A Bearing

344A-333A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 21,200 lbf, ensuring reliable performance in demanding conditions.
The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs well in various environments.

Why Choose 344A-333A Bearing for Precision Tasks?

344A-333A Bearing’s tapered roller design provides precise load distribution, enhancing accuracy.
The chrome steel construction ensures durability, even under heavy radial and thrust loads.
Its standard radial clearance allows for smooth operation in various applications.
The bearing’s ABEC-1 rating confirms its consistent performance for precision tasks.

Engineered for Reliability: 344A-333A Bearing

344A-333A Bearing features a single-row construction, simplifying installation and maintenance.
The chrome steel rollers and rings resist wear, ensuring long-term reliability.
With a dynamic thrust rating of 2,570 lbf, it handles demanding applications efficiently.
Its open design allows for easy lubrication, reducing downtime and maintenance costs.

Application

Industrial Uses of 344A-333A Bearing
344A-333A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

What Makes 344A-333A Bearing a Preferred Choice?
In automotive applications, 344A-333A Bearing fits well in wheel hubs and differential systems, thanks to its precise inch sizing and reliable performance. The open design allows for easy lubrication, extending its service life.

Built for Heavy-Duty Use: 344A-333A Bearing
This bearing excels in industrial fans and pumps, where its dynamic radial load capacity keeps operations smooth. The steel cage adds strength, making it suitable for high-speed rotations.

Automotive vs Aerospace: Applications of 344A-333A Bearing
While 344A-333A Bearing is popular in truck axles and gearboxes, its precision also makes it useful in aerospace landing gear components. The ABEC-1 rating ensures consistent performance across different industries.

Where Is 344A-333A Bearing Used?
You’ll find 344A-333A Bearing in conveyor systems and mining equipment, where its robust design handles heavy loads effortlessly. The standard radial clearance option makes it versatile for various setups.

Q&A

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