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TS (Single Row Tapered Roller Bearings) (Imperial) 3980-3926

TS (Single Row Tapered Roller Bearings) (Imperial) 3980-3926

The 3980-3926 is a single-row tapered roller bearing with a 2.375″ bore and 4.4375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 31200 lbf radially and 5570 lbf thrust, making it versatile for various 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, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery, gearboxes, or industrial equipment where combined loads are common.

Weighing 3.1 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for most industrial uses.

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Product Parameters

  • Part Number 3980-3926
  • Brand TFL
  • Interchangeable Timken
  • Size 2.375" x 4.4375" x 1.3126"
  • Bore Dia 2.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.183"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.0625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.3126"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.68"
  • Cone Backface Backing Diameter 2.95"
  • Cup Frontface Backing Diameter 4.18"
  • Cup Backface Backing Diameter 3.86"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.18"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3980
  • Cup Part Number 3926
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3900
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 31200 lbf
  • Static Radial Load 43000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8090 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5570 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 3.1 lb

Features

How Is 3980-3926 Bearing Engineered for Reliability?

3980-3926 Bearing features chrome steel rings and rollers, ensuring strong resistance to combined loads.
Its dynamic radial load capacity reaches 31,200 lbf, making it suitable for demanding applications.

The steel cage maintains roller alignment, reducing wear and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

3980-3926 Bearing’s standard radial clearance offers flexibility for different installation needs.
Its ABEC-1 rating ensures consistent performance in precision applications.

Application

Industrial Uses of 3980-3926 Bearing
The 3980-3926 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in demanding environments.
In automotive applications, 3980-3926 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many North American vehicle models.

Where Is 3980-3926 Bearing Used?
You’ll often find 3980-3926 Bearing in agricultural machinery, such as tractors and harvesters, where its robust design withstands rough conditions. The open seal type allows for easy lubrication, extending its service life.
It’s also a good fit for industrial gearboxes, where its tapered rollers manage both radial and thrust loads smoothly. The steel cage adds extra strength for high-load scenarios.

Built for Heavy-Duty Use: 3980-3926 Bearing
3980-3926 Bearing excels in mining equipment, where its ability to handle heavy combined loads is crucial. The standard radial clearance ensures consistent performance even under stress.
For conveyor systems, 3980-3926 Bearing offers reliable operation, thanks to its chrome steel rollers and durable steel cage. The ABEC-1 rating provides sufficient precision for most industrial needs.

Automotive vs Aerospace: Applications of 3980-3926 Bearing
In automotive settings, 3980-3926 Bearing is ideal for drivetrain components, balancing radial and thrust loads efficiently. Its inch measurements align with many US-made vehicles.
While not typically used in aerospace, 3980-3926 Bearing suits heavy industrial applications where durability and load capacity are priorities. The temperature range of -30° to 110°C covers most operational needs.

Key Fields for 3980-3926 Bearing
3980-3926 Bearing is a solid choice for railway applications, particularly in axle boxes where combined loads are common. The tapered roller design ensures smooth rotation under pressure.
It also works well in marine equipment, where its corrosion-resistant materials and robust construction handle harsh conditions. The dynamic radial load capacity of 31200 lbf makes it reliable for heavy-duty use.

Q&A

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