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TS (Single Row Tapered Roller Bearings) (Imperial) 3984-3927X

TS (Single Row Tapered Roller Bearings) (Imperial) 3984-3927X

The 3984-3927X is a single-row tapered roller bearing with a 2.625″ bore and 4.3307″ outer diameter, crafted from sturdy chrome steel. It handles combined loads, supporting up to 31200 lbf dynamically and 43000 lbf statically.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty applications like truck axles or industrial gearboxes where combined loads are common.

Weighing 2.3 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 3984-3927X
  • Brand TFL
  • Interchangeable Timken
  • Size 2.625" x 4.3307" x 1.1875"
  • Bore Dia 2.625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 4.3307"
  • 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 0.130"
  • Cone Frontface Backing Diameter 3.54"
  • Cone Backface Backing Diameter 3.15"
  • Cup Frontface Backing Diameter 4.15"
  • Cup Backface Backing Diameter 3.90"
  • 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 3984
  • Cup Part Number 3927X
  • 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 2.3 lb

Features

How Is 3984-3927X Bearing Engineered for Reliability?

3984-3927X Bearing features chrome steel rings and rollers, ensuring durability under combined loads.
Its dynamic radial load capacity reaches 31,200 lbf, making it suitable for heavy-duty applications.

The single-row tapered roller design provides effective load distribution, enhancing performance.
With a standard radial clearance, it offers flexibility for various operational requirements.

3984-3927X Bearing operates within a temperature range of -30° to 110°C, ensuring reliability in diverse conditions.
The steel cage maintains roller alignment, reducing wear and extending service life.

Application

Industrial Uses of 3984-3927X Bearing
3984-3927X Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

Where Is 3984-3927X Bearing Used?
You’ll often find 3984-3927X Bearing in automotive applications like truck wheel hubs, where its ability to manage radial and thrust loads keeps things running smoothly. The inch sizing makes it a good fit for many North American vehicles.

Built for Heavy-Duty Use: 3984-3927X Bearing
3984-3927X Bearing works well in industrial fans and pumps, thanks to its open design and steel cage. The standard radial clearance offers flexibility for different operational needs.

Automotive vs Aerospace: Applications of 3984-3927X Bearing
In automotive settings, 3984-3927X Bearing supports drivetrain components, while in aerospace, its reliability suits auxiliary systems. The ABEC-1 rating ensures consistent performance without over-engineering.

Key Fields for 3984-3927X Bearing
3984-3927X Bearing fits nicely in mining equipment, where its dynamic load capacity handles harsh environments. The tapered rollers distribute stress evenly, extending service life.

Q&A

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