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

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

The 344A-333 is a single-row tapered roller bearing with a 1.57″ bore and 3.15″ outer diameter, made from sturdy chrome steel. It handles combined loads up to 21200 lbf radially and 2570 lbf thrust, suitable for demanding 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, making it versatile for various environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy machinery or automotive uses where combined loads are common.

Weighing 1.1 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 344A-333
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5748" x 3.1496" x 0.8268"
  • Bore Dia 1.5748"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1496"
  • 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 0.08"
  • Cone Frontface Backing Diameter 1.79"
  • Cone Backface Backing Diameter 1.81"
  • Cup Frontface Backing Diameter 3.03"
  • Cup Backface Backing Diameter 2.83"
  • 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 333
  • 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-333 Bearing

344A-333 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 various applications.
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 diverse conditions.

How Is 344A-333 Bearing Engineered for Reliability?

344A-333 Bearing features a single-row tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction enhances durability, while the standard radial clearance allows for smooth operation.
Its effective centre location of -0.25″ ensures precise alignment in machinery.
The bearing requires lubrication, but its robust design minimises maintenance needs.

Built for Durability: 344A-333 Bearing

344A-333 Bearing’s chrome steel rollers and rings provide excellent wear resistance, even under heavy loads.
The steel cage ensures stable roller movement, contributing to long service life.
With an ABEC-1 rating, it balances precision and affordability for industrial applications.
Its standard cup type design simplifies installation and replacement processes.

Application

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

Where Is 344A-333 Bearing Used?
You’ll often find 344A-333 Bearing in agricultural machinery, supporting components like gearboxes and axles. Its inch sizing makes it a good fit for older equipment still using imperial measurements.

Built for Heavy-Duty Use: 344A-333 Bearing
344A-333 Bearing works well in mining applications, where its high dynamic radial load capacity keeps operations running smoothly. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 344A-333 Bearing
In automotive systems, 344A-333 Bearing supports wheel hubs and differentials, thanks to its robust design. While not typically used in aerospace, it’s reliable for ground-based heavy transport.

Key Fields for 344A-333 Bearing
344A-333 Bearing is a solid choice for industrial fans and pumps, where its standard radial clearance ensures consistent performance. The steel cage adds extra strength for high-vibration environments.

Q&A

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