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TS (Single Row Tapered Roller Bearings) (Imperial) 3190-3129

TS (Single Row Tapered Roller Bearings) (Imperial) 3190-3129

The 3190-3129 is a single-row tapered roller bearing with a 1.1811″ bore and 3″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 21300 lbf radially and 3140 lbf thrust, making it versatile for various applications.

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

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 1.5 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number 3190-3129
  • Brand TFL
  • Interchangeable Timken
  • Size 1.1811" x 3" x 1.1876"
  • Bore Dia 1.1811"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.181"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 1.5"
  • Cone Backface Backing Diameter 1.75"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.56"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.03"
  • Effective Center Location -0.4"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3190
  • Cup Part Number 3129
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3100
  • Ring Material Chrome Steel
  • Roller 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 Thrust Rating(90 Million Revolutions)(Ca90) 3140 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 1.500 lb

Features

Performance Features of 3190-3129 Bearing

3190-3129 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 21,300 lbf, making it suitable for heavy-duty applications.

The tapered roller design ensures smooth operation and efficient load distribution.
With a standard radial clearance, it provides reliable performance in various conditions.

3190-3129 Bearing operates within a temperature range of -30° to 110°C, ensuring versatility.
Its steel cage maintains roller alignment, reducing wear and extending service life.

The bearing requires lubrication, but its durable construction minimises maintenance needs.
Compliant with RoHS and REACH standards, it meets environmental and safety requirements.

Application

Industrial Uses of 3190-3129 Bearing
The 3190-3129 Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effectively. Its chrome steel construction ensures durability in demanding environments.

In automotive applications, 3190-3129 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. The inch sizing makes it compatible with many American-made vehicles.

For industrial conveyors, 3190-3129 Bearing’s open design allows for easy lubrication, extending service life in high-use settings. The steel cage adds strength, making it suitable for continuous operation.

Where Is 3190-3129 Bearing Used?
You’ll often find 3190-3129 Bearing in agricultural machinery, where its robust design handles rough conditions. The tapered rollers distribute loads evenly, reducing wear over time.

In mining equipment, 3190-3129 Bearing’s ability to manage heavy radial and thrust loads makes it a go-to choice. Its standard radial clearance ensures smooth operation even under stress.

Built for Heavy-Duty Use: 3190-3129 Bearing
3190-3129 Bearing excels in forestry equipment, where its chrome steel rollers withstand harsh conditions. The open seal design simplifies maintenance in dusty environments.

For railway applications, 3190-3129 Bearing’s combined load capacity ensures stability in railcar axles. Its ABEC-1 rating provides consistent performance at moderate speeds.

Automotive vs Aerospace: Applications of 3190-3129 Bearing
In automotive systems, 3190-3129 Bearing supports drivetrain components, offering reliable performance under combined loads. Its inch sizing suits many classic and modern vehicles.

For aerospace ground equipment, 3190-3129 Bearing’s durability makes it useful in maintenance tools and trolleys. The temperature range ensures functionality in various climates.

Q&A

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