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TS (Single Row Tapered Roller Bearings) (Imperial) 3779-3733

TS (Single Row Tapered Roller Bearings) (Imperial) 3779-3733

The 3779-3733 is a single-row tapered roller bearing with a 1.875″ bore and 3.9385″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 27500 lbf radially and 4120 lbf thrust, making it versatile for various applications.

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

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

Weighing 2.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets international safety and environmental requirements.

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Product Parameters

  • Part Number 3779-3733
  • Brand TFL
  • Interchangeable Timken
  • Size 1.875" x 3.9385" x 1.1876"
  • Bore Dia 1.875"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.9385"
  • 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 0.03"
  • Cone Frontface Backing Diameter 2.17"
  • Cone Backface Backing Diameter 2.4"
  • Cup Frontface Backing Diameter 3.62"
  • Cup Backface Backing Diameter 3.43"
  • 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 3733
  • 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 2.4 lb

Features

Performance Features of 3779-3733 Bearing

3779-3733 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, ensuring reliable performance in heavy-duty applications.

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

3779-3733 Bearing’s standard radial clearance provides flexibility for different installation needs.
Its ABEC-1 rating ensures consistent precision for industrial applications.

Application

Industrial Uses of 3779-3733 Bearing
The 3779-3733 Bearing is a reliable choice for heavy machinery, such as construction equipment and mining tools, where combined loads are common. Its tapered roller design ensures smooth operation even under demanding conditions.

In automotive applications, 3779-3733 Bearing supports wheel hubs and differential systems, providing stability and durability. The inch sizing makes it compatible with many American-made vehicles.

For industrial conveyors, 3779-3733 Bearing’s chrome steel construction handles high radial and thrust loads efficiently. The open design allows for easy lubrication, extending its service life in continuous-use environments.

What Makes 3779-3733 Bearing a Preferred Choice?
3779-3733 Bearing is often used in agricultural machinery, like tractors and harvesters, due to its robust design. The steel cage adds strength, making it suitable for rough terrains.

In power transmission systems, 3779-3733 Bearing ensures reliable performance in gearboxes and pulleys. Its ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

Built for Heavy-Duty Use: 3779-3733 Bearing
3779-3733 Bearing excels in forestry equipment, where it withstands heavy loads and harsh conditions. The tapered rollers distribute stress evenly, reducing wear over time.

For railway applications, 3779-3733 Bearing provides consistent performance in axle boxes. Its standard radial clearance allows for smooth operation across varying temperatures.

Automotive vs Aerospace: Applications of 3779-3733 Bearing
In automotive systems, 3779-3733 Bearing is commonly found in truck drivetrains, offering durability under high torque. The inch measurements ensure easy integration with existing designs.

For aerospace ground equipment, 3779-3733 Bearing handles moderate loads in landing gear servicing tools. Its chrome steel construction resists corrosion in outdoor environments.

Q&A

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