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TS (Single Row Tapered Roller Bearings) (Imperial) 3779-3727

TS (Single Row Tapered Roller Bearings) (Imperial) 3779-3727

The 3779-3727 is a single-row tapered roller bearing with a 1.875″ bore and 3.6875″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 27500 lbf radially and 4120 lbf in thrust, making it versatile for various applications.

Its open design allows for easy lubrication, while the steel cage ensures durability under heavy use. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

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

Weighing 2 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 3779-3727
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 3.6875" x 1.1876"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.193"
  • 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 0.130"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.4"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.23"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3779
  • Cup Part Number 3727
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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 lb

Features

Performance Features of 3779-3727 Bearing

3779-3727 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, making it suitable for heavy-duty applications.

The steel cage maintains roller alignment, ensuring smooth operation and reduced wear.
With a standard radial clearance, it provides reliable performance in various conditions.

3779-3727 Bearing operates efficiently within a temperature range of -30° to 110°C.
Its tapered roller design enhances load distribution, extending service life.

Application

Industrial Uses of 3779-3727 Bearing
The 3779-3727 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. Its chrome steel construction ensures durability even in demanding environments.

Where Is 3779-3727 Bearing Used?
You’ll often find 3779-3727 Bearing in automotive applications, particularly in wheel hubs and differential systems, where its robust design supports both radial and thrust loads. The inch sizing makes it a fit for many North American vehicle models.

Built for Heavy-Duty Use: 3779-3727 Bearing
In industrial settings, 3779-3727 Bearing excels in conveyor systems and gearboxes, thanks to its high dynamic load capacity. The open design allows for easy lubrication, extending its service life.

Automotive vs Aerospace: Applications of 3779-3727 Bearing
While 3779-3727 Bearing is popular in automotive wheel assemblies, it’s also suitable for aerospace ground support equipment. Its ABEC-1 rating balances precision and cost-effectiveness for these varied uses.

Perfect Fit for Automation: 3779-3727 Bearing
In automated production lines, 3779-3727 Bearing ensures smooth operation in robotic arms and assembly units. The steel cage provides stability, making it reliable for continuous use.

Q&A

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