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TS (Single Row Tapered Roller Bearings) (Imperial) 343-332A

TS (Single Row Tapered Roller Bearings) (Imperial) 343-332A

The 343-332A is a single-row tapered roller bearing with a 1.375″ bore and 3.1496″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 17900 lbf radially and 2170 lbf thrust, suitable for demanding applications.

Its open design simplifies lubrication, while the steel cage ensures durability. 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 heavy-duty machinery or automotive systems where combined loads are common.

Weighing 1.2 lb, it balances strength and practicality. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 343-332A
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 3.1496" x 0.9517"
  • Bore Dia 1.375"
  • 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 0.9517"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.090"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.89"
  • Cup Frontface Backing Diameter 2.99"
  • Cup Backface Backing Diameter 2.8"
  • 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 343
  • Cup Part Number 332A
  • 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 17900 lbf
  • Static Radial Load 18700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4640 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 2170 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 1.2 lb

Features

Performance Features of 343-332A Bearing

343-332A Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 17,900 lbf, ensuring reliable performance in demanding conditions.

The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various environments.

343-332A Bearing requires lubrication, ensuring smooth operation and reduced wear.
Its standard radial clearance options provide flexibility for different applications.

The tapered roller design efficiently handles both radial and thrust loads.
This makes 343-332A Bearing suitable for a wide range of industrial uses.

Application

Industrial Uses of 343-332A Bearing
The 343-332A Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability even in demanding environments.

Where Is 343-332A Bearing Used?
You’ll often find 343-332A Bearing in automotive applications, particularly in wheel hubs and differential systems. Its inch sizing makes it a reliable choice for vehicles using imperial measurements.

Built for Heavy-Duty Use: 343-332A Bearing
343-332A Bearing excels in industrial settings like conveyor systems and gearboxes, thanks to its robust steel cage and high load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 343-332A Bearing
In automotive systems, 343-332A Bearing supports high radial and thrust loads in drivetrains. While not typically used in aerospace, its precision makes it suitable for ground support equipment.

Essential Roles of 343-332A Bearing
343-332A Bearing is a go-to for machinery requiring standard radial clearance, such as pumps and compressors. Its ABEC-1 rating ensures consistent performance in general industrial applications.

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