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3958 Single Cones (Imperial)
3958 Single Cones (Imperial)

3958 Single Cones (Imperial)

The 3958 single cones are tapered roller bearings designed for combined loads, with a 2.25″ bore and made from durable chrome steel. They handle dynamic radial loads up to 31200 lbf and operate smoothly in temperatures from -30°C to 110°C.

Their open design allows easy maintenance, while the steel cage ensures reliable performance. The bearings come in standard radial clearance, with options for C3, C4, or C5 if needed.

These cones are part of the 3900 series and are interchangeable with Timken models, making them a practical choice for replacements. Ideal for heavy-duty applications like truck axles or industrial gearboxes.

Weighing just 0.43″ in effective center location, they offer a compact yet robust solution. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 3958
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 3958-3919RB , 3958-3920 , 3958-3925 , 3958-3926 , 3958-3927X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 3900
  • Bore Dia 2.25"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.433"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.14"
  • Cone Frontface Backing Diameter 2.6"
  • Cone Backface Backing Diameter 2.83"
  • Cage Cone Frontface Clearance 0.08"
  • Cage Cone Backface Clearance 0.31"
  • Effective Center Location -0.43"
  • Ring 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 Radial Rating(Two Row 1 Million Revolutions)(C1) 54300 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 5570 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 14100 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

How Is 3958 Bearing Engineered for Reliability?

3958 Bearing is crafted from chrome steel, offering strong resistance to combined loads with a dynamic radial load capacity of 31,200 lbf.
Its tapered roller design ensures smooth operation and efficient load distribution.
The steel cage maintains roller alignment, reducing wear and extending the bearing’s lifespan.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

Structural Advantages of 3958 Bearing

3958 Bearing features a single-row construction, providing stability and ease of installation.
The open seal design allows for better heat dissipation and easier maintenance.
Its effective center location of -0.43″ ensures precise alignment in applications.
The standard radial clearance can be adjusted to C3, C4, or C5 for specific needs.

Why Choose 3958 Bearing for Precision Tasks?

3958 Bearing’s tapered rollers and chrome steel construction deliver high precision and durability.
It handles dynamic thrust loads up to 5,570 lbf, making it suitable for demanding tasks.
The ABEC-1 rating ensures consistent performance in precision applications.
With a cone width tolerance of +0.003″ to -0.01″, it offers reliable fit and function.

Application

Industrial Uses of 3958 Single Cones
The 3958 Single Cones are commonly used in heavy machinery, such as construction equipment and mining gear, where combined loads are frequent. Their tapered roller design ensures reliable performance under both radial and thrust forces.

In automotive applications, 3958 Single Cones fit well in wheel hubs and differential systems, providing stability and durability. The inch sizing makes them compatible with many North American vehicle models.

For industrial conveyors, 3958 Single Cones offer smooth operation even in high-load scenarios. The chrome steel construction enhances their longevity in demanding environments.

Where Is 3958 Single Cones Used?
You’ll often find 3958 Single Cones in agricultural machinery, like tractors and harvesters, where robust bearings are essential. Their open design allows for easy lubrication and maintenance.

In railway applications, 3958 Single Cones support axle assemblies, ensuring smooth and safe operation. The steel cage adds extra strength to handle constant vibrations.

Built for Heavy-Duty Use: 3958 Single Cones
The 3958 Single Cones excel in forestry equipment, handling rough terrain and heavy loads with ease. Their tapered rollers distribute stress evenly, reducing wear over time.

In material handling systems, 3958 Single Cones keep operations running smoothly under continuous use. The standard radial clearance options make them versatile for various setups.

Automotive vs Aerospace: Applications of 3958 Single Cones
In automotive settings, 3958 Single Cones are ideal for drivetrain components, offering reliable performance. Their inch measurements align with many classic and modern vehicle designs.

For aerospace ground support equipment, 3958 Single Cones provide precision and durability. The chrome steel rings ensure they can withstand frequent use without compromising performance.

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