TS (Single Row Tapered Roller Bearings) (Imperial) 3958-3925

TS (Single Row Tapered Roller Bearings) (Imperial) 3958-3925

The 3958-3925 is a single-row tapered roller bearing with a 2.25″ 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 heavy-duty use.

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 various industrial conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for applications like vehicle axles or machinery where combined loads are common.

Weighing 3.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, ensuring safe and eco-friendly use.

The standard radial clearance and ABEC-1 rating provide consistent performance. Its tapered roller design ensures efficient load distribution, reducing wear over time.

Perfect for maintenance tasks where easy installation and long service life are key. Works well in gearboxes, pumps, or construction equipment.

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Product Parameters

  • Part Number 3958-3925
  • Brand TFL
  • Interchangeable Timken
  • Size 2.25" x 4.4375" x 1.4376"
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.4375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.433"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.4376"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.6"
  • Cone Backface Backing Diameter 2.83"
  • Cup Frontface Backing Diameter 4.18"
  • Cup Backface Backing Diameter 3.98"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.31"
  • Effective Center Location -0.43"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3958
  • 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 3.400 lb

Features

Performance Features of 3958-3925 Bearing

3958-3925 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 extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

3958-3925 Bearing features standard radial clearance, available in C3/C4/C5 options for flexibility.
Its tapered roller design efficiently handles both radial and thrust loads.

The open design simplifies lubrication, ensuring smooth operation over time.
Weighing 3.400 lb, it balances durability with manageable installation.

Application

Industrial Uses of 3958-3925 Bearing
The 3958-3925 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 even in demanding environments, making it a reliable choice for long-term use.

Where Is 3958-3925 Bearing Used?
You’ll often find the 3958-3925 Bearing in automotive applications, particularly in wheel hubs and differential systems.
Its imperial sizing and compatibility with Timken models make it a versatile option for various vehicle types.

Built for Heavy-Duty Use: 3958-3925 Bearing
In industrial settings, the 3958-3925 Bearing excels in conveyor systems and gearboxes, thanks to its high dynamic radial load capacity.
The open design allows for easy lubrication, ensuring smooth operation under continuous stress.

Automotive vs Aerospace: Applications of 3958-3925 Bearing
While the 3958-3925 Bearing is popular in automotive wheel assemblies, it’s also suitable for aerospace landing gear components.
Its precise tolerances and robust construction make it adaptable to both high-speed and high-load scenarios.

Perfect Fit for Automation: 3958-3925 Bearing
The 3958-3925 Bearing works well in automated machinery, such as robotic arms and assembly line equipment.
Its single-row tapered design provides stability and precision, which are crucial for repetitive tasks.

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