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

The 3982-3925 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 31200 lbf radially and 5570 lbf in 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 for safe and sustainable use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 3982-3925
Brand TFL
Interchangeable Timken
Size 2.5" x 4.4375" x 1.1875"
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 1.1875"
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 3982
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 2.700 lb

Features

Why Choose 3982-3925 Bearing for Combined Loads?

3982-3925 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined radial and thrust loads.
Its dynamic radial load capacity reaches 31,200 lbf, ensuring reliable performance in demanding applications.
The steel cage maintains proper roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Application

Industrial Uses of 3982-3925 Bearing
The 3982-3925 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. Its chrome steel construction ensures durability in tough working conditions.

In automotive applications, 3982-3925 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The imperial sizing makes it a straightforward replacement for Timken equivalents in many vehicles.

For industrial conveyor systems, 3982-3925 Bearing’s open design allows easy lubrication, extending service life in high-demand environments. The standard radial clearance offers flexibility for different operational needs.

Why Is 3982-3925 Bearing Essential in Machinery?
3982-3925 Bearing plays a key role in mining equipment, where its high dynamic radial load capacity supports heavy-duty operations. The steel cage adds stability, even under intense vibration.

In power transmission systems, 3982-3925 Bearing’s tapered rollers distribute loads evenly, reducing wear over time. Its compatibility with Timken parts simplifies maintenance and replacements.

Built for Heavy-Duty Use: 3982-3925 Bearing
3982-3925 Bearing is ideal for forestry machinery, handling both radial and thrust loads without compromising performance. The ABEC-1 rating ensures consistent precision in rugged applications.

For railway applications, 3982-3925 Bearing’s temperature tolerance makes it suitable for varying climates. Its standard radial clearance adapts well to thermal expansion during long hauls.

Automotive vs Aerospace: Applications of 3982-3925 Bearing
In automotive settings, 3982-3925 Bearing is often found in truck axles, where its strength and reliability are crucial. The inch measurements align with many North American vehicle standards.

While not typically used in aerospace, 3982-3925 Bearing’s robust design could support ground support equipment. Its chrome steel rollers resist wear in high-load scenarios.