+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 3379-3320

TS (Single Row Tapered Roller Bearings) (Imperial) 3379-3320

The 3379-3320 is a single-row tapered roller bearing with a 1.375″ bore and 3.1562″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 25800 lbf radially and 3130 lbf in thrust, with a standard ABEC-1 rating.

Its open design and steel cage ensure durability, while the tapered rollers provide smooth operation under heavy loads. The bearing requires regular lubrication and works in temperatures from -30°C to 110°C.

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Suitable for industrial machinery or automotive applications where combined loads are common.

Weighing 1.6 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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

Product Parameters

  • Part Number 3379-3320
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 3.1562" x 1.1562"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.1562"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1965"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1562"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.89"
  • Cup Frontface Backing Diameter 2.99"
  • Cup Backface Backing Diameter 2.76"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.43"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3379
  • Cup Part Number 3320
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3300
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 25800 lbf
  • Static Radial Load 29100 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6700 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3130 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 1.6 lb

Features

Performance Features of 3379-3320 Bearing

3379-3320 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 25,800 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 3379-3320 Bearing for Precision Tasks?

3379-3320 Bearing’s tapered roller design ensures precise load distribution and smooth operation.
The standard radial clearance and ABEC-1 rating make it suitable for applications requiring accuracy.
Its chrome steel construction provides durability, even under heavy radial and thrust loads.
Easy to install and maintain, it reduces downtime and operational costs.

Built for Reliability: 3379-3320 Bearing

3379-3320 Bearing’s single-row construction enhances stability and load-handling capabilities.
The open seal design allows for easy lubrication, ensuring consistent performance over time.
With a static radial load of 29,100 lbf, it handles high-stress applications with ease.
Its robust materials and design make it a dependable choice for industrial use.

Steel vs Ceramic Bearings: Strengths of 3379-3320 Bearing

3379-3320 Bearing’s chrome steel rollers and rings provide excellent strength and wear resistance.
Unlike ceramic bearings, it offers a cost-effective solution without compromising on durability.
The steel cage ensures proper roller alignment, reducing friction and noise.
Ideal for combined load applications, it balances performance and affordability.

Application

Industrial Uses of 3379-3320 Bearing
The 3379-3320 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 in tough working conditions.

In automotive applications, 3379-3320 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a convenient choice for North American vehicle models.

For industrial conveyor systems, 3379-3320 Bearing’s open design allows easy lubrication, extending service life in high-load scenarios. The steel cage adds stability, making it suitable for continuous operation.

Where Is 3379-3320 Bearing Used?
You’ll often find 3379-3320 Bearing in mining equipment, where its robust design handles harsh environments. The tapered rollers distribute loads evenly, reducing wear over time.

In power transmission systems, 3379-3320 Bearing supports shafts and gears, ensuring smooth rotation. Its ABEC-1 rating provides a balance of precision and affordability for general industrial use.

Built for Heavy-Duty Use: 3379-3320 Bearing
The 3379-3320 Bearing excels in applications like forklifts and cranes, where its high dynamic load capacity is crucial. The chrome steel rollers resist deformation under stress.

For railway maintenance vehicles, 3379-3320 Bearing’s temperature tolerance ensures reliability in varying climates. Its standard radial clearance offers flexibility for different installation requirements.

Automotive vs Aerospace: Applications of 3379-3320 Bearing
In automotive drivetrains, 3379-3320 Bearing handles radial and thrust loads with ease. Its imperial measurements simplify replacements in older vehicle models.

For ground support equipment in aerospace, 3379-3320 Bearing’s steel cage withstands frequent load changes. The open design allows for regular maintenance, keeping operations running smoothly.

Q&A

SEND INQUIRY