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TS (Single Row Tapered Roller Bearings) (Imperial) 3490-3431

TS (Single Row Tapered Roller Bearings) (Imperial) 3490-3431

The 3490-3431 is a single-row tapered roller bearing with a 1.5″ bore and 3.25″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 23500 lbf radially and 3820 lbf thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures reliable performance. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for use in gearboxes, wheel hubs, or industrial machinery where combined loads are common.

Weighing 1.6 lb, it balances strength and manageability. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 3490-3431
  • Brand TFL
  • Interchangeable Timken
  • Size 1.5" x 3.25" x 1.1563"
  • Bore Dia 1.5"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.25"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.1721"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1563"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.8"
  • Cone Backface Backing Diameter 2.05"
  • Cup Frontface Backing Diameter 2.99"
  • Cup Backface Backing Diameter 2.72"
  • Cage Cone Frontface Clearance 0.05"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.34"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3490
  • Cup Part Number 3431
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3400
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 23500 lbf
  • Static Radial Load 26800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3820 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 1.6 lb

Features

Performance Features of 3490-3431 Bearing

3490-3431 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

3490-3431 Bearing requires lubrication, ensuring smooth operation and reduced wear over time.
Its standard radial clearance options provide flexibility for different installation needs.

Application

Industrial Uses of 3490-3431 Bearing
The 3490-3431 Bearing is a solid choice for heavy machinery, especially in construction equipment where combined loads are common. Its tapered roller design handles both radial and thrust forces efficiently.

In automotive applications, 3490-3431 Bearing works well in wheel hubs and differentials, thanks to its durable chrome steel construction. The imperial sizing makes it a straightforward fit for many American-made vehicles.

For industrial fans and pumps, 3490-3431 Bearing’s open design simplifies lubrication and maintenance. Its standard radial clearance ensures reliable performance in varying temperature conditions.

Where Is 3490-3431 Bearing Used?
You’ll often find 3490-3431 Bearing in agricultural machinery, like tractors and harvesters, where robust performance is key. Its steel cage adds extra durability in dusty or high-vibration environments.

In material handling systems, 3490-3431 Bearing supports conveyor rollers, handling steady loads with ease. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 3490-3431 Bearing
3490-3431 Bearing excels in mining equipment, where its dynamic load capacity keeps operations running smoothly. The tapered rollers distribute stress evenly, reducing wear over time.

For forestry machinery, 3490-3431 Bearing’s temperature range (-30° to 110°C) ensures reliability in harsh outdoor conditions. Its compatibility with Timken models also simplifies replacements.

Automotive vs Industrial: Applications of 3490-3431 Bearing
In trucks and trailers, 3490-3431 Bearing handles heavy axial loads in wheel assemblies. The inch measurements make it a practical choice for North American transport fleets.

For factory gearboxes, 3490-3431 Bearing’s static radial load capacity (26,800 lbf) supports steady, high-torque operations. The steel cage prevents deformation under prolonged stress.

Key Fields for 3490-3431 Bearing
3490-3431 Bearing is trusted in railway maintenance vehicles, where its combined load capability suits uneven track conditions. The open seal allows for easy re-greasing during service checks.

In food processing conveyors, 3490-3431 Bearing’s chrome steel components resist corrosion from washdowns. Its standard width (1.1563″) fits common industry frame designs.

Q&A

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