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TS (Single Row Tapered Roller Bearings) (Imperial) 3982W-3925

TS (Single Row Tapered Roller Bearings) (Imperial) 3982W-3925

The 3982W-3925 is a single-row tapered roller bearing with a 2.5″ bore and 4.4375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 29500 lbf radially and 5260 lbf thrust, making it versatile for various applications.

Its open design allows 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 2.7 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 3982W-3925
  • Brand TFL
  • Interchangeable Timken
  • Size 2.5" x 4.4375" x 1.1876"
  • Bore Dia 2.5"
  • 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 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.8"
  • Cone Backface Backing Diameter 3.03"
  • 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 3982W
  • 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 29500 lbf
  • Static Radial Load 43000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7640 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5260 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 2.700 lb

Features

Performance Features of 3982W-3925 Bearing

3982W-3925 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 29,500 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 conditions.

How Does 3982W-3925 Bearing Reduce Friction?

3982W-3925 Bearing’s tapered roller design minimises friction, ensuring smooth operation under combined loads.
The chrome steel construction and precise tolerances contribute to its efficient performance.
Its dynamic thrust rating of 5,260 lbf allows for reliable handling of axial forces.
The standard radial clearance options provide flexibility for different application needs.

Engineered for Precision: 3982W-3925 Bearing

3982W-3925 Bearing features precise dimensions, with bore and outer diameter tolerances ensuring accurate fit.
The effective center location of -0.18″ enhances stability in mounted applications.
Its ABEC-1 rating confirms consistent quality for general precision requirements.
The single-row construction simplifies installation while maintaining performance.

Steel vs Ceramic Bearings: Strengths of 3982W-3925 Bearing

3982W-3925 Bearing uses chrome steel for both rings and rollers, providing excellent strength and durability.
This material choice makes it more cost-effective than ceramic alternatives for many industrial uses.
The bearing’s static radial load capacity of 43,000 lbf demonstrates its robust construction.
Standard lubrication requirements ensure easy maintenance in most operating conditions.

Application

Industrial Uses of 3982W-3925 Bearing
3982W-3925 Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability in tough working conditions.
In automotive applications, 3982W-3925 Bearing fits well in wheel hubs and differential systems, providing reliable performance under both radial and thrust loads. Its imperial sizing makes it a convenient choice for North American vehicle models.
For industrial conveyor systems, 3982W-3925 Bearing’s open design allows for easy lubrication, extending its service life in continuous operation. The steel cage adds stability, reducing wear over time.

What Makes 3982W-3925 Bearing a Preferred Choice?
3982W-3925 Bearing stands out in agricultural machinery, where its ability to handle heavy loads and misalignment is crucial. The standard radial clearance offers flexibility for various installation requirements.
In power transmission systems, 3982W-3925 Bearing’s tapered rollers distribute stress evenly, enhancing longevity. Its compatibility with Timken models makes it a versatile replacement option.

Built for Heavy-Duty Use: 3982W-3925 Bearing
3982W-3925 Bearing excels in railway applications, supporting axles and bogies with its robust design. The ABEC-1 rating ensures consistent performance at moderate speeds.
For material handling equipment, 3982W-3925 Bearing’s dynamic load capacity makes it suitable for lifting and moving heavy loads. The steel cage provides added strength in high-stress environments.

Automotive vs Industrial: Applications of 3982W-3925 Bearing
In automotive settings, 3982W-3925 Bearing is often found in truck transmissions, where its combined load capacity is essential. The inch measurements simplify integration with existing systems.
For industrial gearboxes, 3982W-3925 Bearing’s tapered rollers reduce friction, improving efficiency. Its temperature range allows operation in diverse climates.

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