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3189 Single Cones (Imperial)
3189 Single Cones (Imperial)

3189 Single Cones (Imperial)

The 3189 single cones are tapered roller bearings with a 1-inch bore, designed for combined loads. Made from durable chrome steel, they handle radial loads up to 21300 lbf and thrust loads up to 3140 lbf.

Their open design and steel cage ensure easy maintenance and long service life. The bearings operate smoothly in temperatures from -30°C to 110°C, making them versatile for various conditions.

These cones are part of the 3100 series and are interchangeable with Timken models. Ideal for heavy-duty applications like axles or gearboxes where combined loads are common.

Compliant with RoHS and REACH standards, they offer reliable performance with standard radial clearance. Their robust construction suits industrial and automotive uses.

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Product Parameters

  • Part Number 3189
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Inch
  • Type Cones
  • Bearing Part Number 3189-3120 , 3189-3126 , 3189-3129 , 3189-3130
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Series 3100
  • Bore Dia 1"
  • Bore Dia Tolerance +0.005" to 0
  • Cone Width 1.181"
  • Cone Width Tolerance +0.003" to -0.01
  • Cone Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.38"
  • Cone Backface Backing Diameter 1.4"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.4"
  • Ring Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 21300 lbf
  • Static Radial Load 22800 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 5520 lbf
  • Dynamic Radial Rating(Two Row 1 Million Revolutions)(C1) 37100 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3140 lbf
  • Dynamic Radial Rating(Two Row 90 Million Revolutions)(C90) 9620 lbf
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of 3189 Single Cones

3189 Single Cones are crafted from chrome steel, offering strong resistance to combined loads.
Their dynamic radial load capacity reaches 21,300 lbf, ensuring reliable performance.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a temperature range of -30° to 110°C, they perform well in various conditions.

How Does 3189 Single Cones Resist Wear?

3189 Single Cones feature a tapered roller design, which distributes loads evenly to minimise wear.
The chrome steel construction enhances durability, even under heavy radial and thrust loads.
Their standard radial clearance options provide flexibility for different applications.
This design ensures long-lasting performance with minimal maintenance.

Engineered for Precision: 3189 Single Cones

3189 Single Cones are precision-machined to tight tolerances, ensuring smooth operation.
The effective center location of -0.4″ optimises load distribution for better stability.
They are compatible with Timken bearings, offering easy interchangeability.
With an ABEC-1 rating, they deliver consistent performance in industrial applications.

Application

Industrial Uses of 3189 Bearing
3189 Bearing is commonly used in heavy machinery, such as construction equipment and agricultural vehicles, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in tough working conditions.

What Makes 3189 Bearing a Preferred Choice?
In automotive applications, 3189 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it compatible with many North American vehicle models.

Built for Heavy-Duty Use: 3189 Bearing
For industrial conveyor systems, 3189 Bearing offers smooth operation and long service life, thanks to its robust steel cage. The standard radial clearance allows for easy installation and maintenance.

Automotive vs Aerospace: Applications of 3189 Bearing
While 3189 Bearing is popular in trucks and buses for its load capacity, it’s also found in smaller aircraft landing gear components. The temperature range suits both ground and low-altitude flight conditions.

Perfect Fit for Automation: 3189 Bearing
In automated production lines, 3189 Bearing supports rotating shafts and rollers, ensuring precise movement. Its open design simplifies lubrication, reducing downtime in high-speed operations.

Q&A

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