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TS (Single Row Tapered Roller Bearings) (Imperial) 3980-3925

TS (Single Row Tapered Roller Bearings) (Imperial) 3980-3925

The 3980-3925 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 for easy lubrication, while the steel cage ensures durability under heavy use. 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 industrial machinery or automotive systems where combined loads are common.

Weighing 2.9 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 3980-3925
  • Brand TFL
  • Interchangeable Timken
  • Size 2.375" x 4.4375" x 1.1875"
  • 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 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.68"
  • Cone Backface Backing Diameter 2.95"
  • Cup Frontface Backing Diameter 4.18"
  • Cup Backface Backing Diameter 3.98"
  • 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 3925
  • 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 2.9 lb

Features

Performance Features of 3980-3925 Bearing

3980-3925 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 31,200 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 3980-3925 Bearing Engineered for Reliability?

3980-3925 Bearing features a tapered roller design, providing efficient load distribution.
The chrome steel construction enhances durability, even under high radial and thrust loads.
Its standard radial clearance allows for smooth operation in diverse settings.
The open seal type simplifies maintenance, ensuring long-term performance.

Built for Durability: 3980-3925 Bearing

3980-3925 Bearing’s single-row construction ensures stability and precision in combined load scenarios.
The steel cage maintains roller positioning, minimizing operational noise.
With a static radial load capacity of 43,000 lbf, it handles demanding industrial tasks.
Its ABEC-1 rating guarantees consistent performance for standard applications.

Application

Industrial Uses of 3980-3925 Bearing
3980-3925 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.

In automotive applications, 3980-3925 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its imperial sizing makes it a straightforward replacement for many North American vehicle models.

For industrial fans and pumps, 3980-3925 Bearing offers smooth operation thanks to its standard radial clearance. The steel cage adds extra strength, making it suitable for continuous use in demanding environments.

Where Is 3980-3925 Bearing Used?
3980-3925 Bearing can be found in conveyor systems, where its ability to manage radial and thrust loads keeps operations running smoothly. The open design allows for easy lubrication, extending service life.

In mining equipment, 3980-3925 Bearing withstands harsh conditions due to its robust chrome steel rollers. The ABEC-1 rating ensures consistent performance without overcomplicating the design.

Built for Heavy-Duty Use: 3980-3925 Bearing
3980-3925 Bearing excels in gearboxes, where its tapered rollers distribute loads evenly. The inch measurements make it compatible with a wide range of industrial machinery.

For forestry machinery, 3980-3925 Bearing’s high static radial load capacity ensures reliability. The steel cage provides added stability, even in high-vibration settings.

Automotive vs Industrial: Applications of 3980-3925 Bearing
In trucks and trailers, 3980-3925 Bearing supports axles, handling both radial and thrust forces. Its temperature range suits various climates, from cold winters to hot summers.

For factory automation, 3980-3925 Bearing works well in robotic arms, where precision and durability are key. The standard radial clearance balances performance and ease of maintenance.

Q&A

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