+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 339-332

TS (Single Row Tapered Roller Bearings) (Imperial) 339-332

The 339-332 is a single-row tapered roller bearing with a 1.378″ bore and 3.1496″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 21200 lbf radially and 2570 lbf thrust, making it suitable for heavy-duty applications.

Its open design allows easy lubrication, while the steel cage ensures reliable performance under stress. The bearing operates smoothly in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in gearboxes, wheel hubs, or industrial machinery where combined loads are common.

Weighing 1.2 lb, it balances strength and manageability. Compliant with RoHS and REACH standards for safe and eco-friendly use.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 339-332
  • Brand TFL
  • Interchangeable Timken
  • Size 1.378" x 3.1496" x 0.8268"
  • Bore Dia 1.378"
  • 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 0.7018"
  • 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 0.050"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.99"
  • 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 339
  • Cup Part Number 332
  • 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 1.2 lb

Features

Performance Features of 339-332 Bearing

339-332 Bearing is crafted with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 21,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Does 339-332 Bearing Reduce Friction?

339-332 Bearing features a tapered roller design that minimises friction during operation.
The chrome steel construction ensures smooth movement, even under high radial and thrust loads.
Its standard radial clearance allows for optimal performance in most industrial settings.
Regular lubrication further enhances its efficiency and extends service life.

Built for Reliability: 339-332 Bearing

339-332 Bearing is designed to handle both radial and thrust loads with ease.
Its ABEC-1 rating ensures consistent precision in various applications.
The single-row construction simplifies installation while maintaining high load capacity.
With a static radial load of 18,700 lbf, it provides dependable performance over time.

Steel vs Ceramic Bearings: Strengths of 339-332 Bearing

339-332 Bearing uses chrome steel for both rollers and rings, offering excellent durability.
This material choice provides a balance between cost-effectiveness and performance.
The bearing’s dynamic thrust rating of 2,570 lbf ensures reliable operation under pressure.
Its standard lubrication requirement makes maintenance straightforward and cost-efficient.

Application

Industrial Uses of 339-332 Bearing
The 339-332 Bearing is widely used in heavy machinery, such as construction equipment and agricultural gear, where combined radial and thrust loads are common. Its tapered roller design ensures reliable performance even under demanding conditions.

In automotive applications, 339-332 Bearing fits well in wheel hubs and differential systems, providing smooth operation and long service life. The inch sizing makes it compatible with many American-made vehicles.

For industrial fans and pumps, 339-332 Bearing’s chrome steel construction offers durability and resistance to wear. The open design allows for easy lubrication, which is essential for maintaining performance in continuous-use scenarios.

What Makes 339-332 Bearing a Preferred Choice?
339-332 Bearing is a go-to option for conveyor systems, thanks to its ability to handle both radial and axial loads efficiently. The steel cage adds strength, making it suitable for high-load environments.

In power transmission systems, 339-332 Bearing’s tapered rollers reduce friction, ensuring smooth rotation. Its standard radial clearance also makes it versatile for various industrial settings.

Built for Heavy-Duty Use: 339-332 Bearing
339-332 Bearing excels in mining equipment, where its robust construction withstands harsh conditions. The chrome steel rollers and rings provide excellent wear resistance.

For railway applications, 339-332 Bearing’s combined load capacity makes it ideal for axle boxes. The ABEC-1 rating ensures consistent performance at moderate speeds.

Automotive vs Aerospace: Applications of 339-332 Bearing
In automotive systems, 339-332 Bearing is commonly found in drivetrains, offering reliable performance under heavy loads. Its inch sizing aligns with many US and UK vehicle standards.

For aerospace ground equipment, 339-332 Bearing’s durability and temperature range make it suitable for support machinery. However, it’s not typically used in-flight due to its standard ABEC rating.

Q&A

SEND INQUIRY