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TS (Single Row Tapered Roller Bearings) (Imperial) 3784-3730

TS (Single Row Tapered Roller Bearings) (Imperial) 3784-3730

The 3784-3730 is a single-row tapered roller bearing with a 2″ bore and 3.6718″ outer diameter, crafted from robust 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 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 1.8 lb, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance ensures consistent performance, with options for C3, C4, or C5 available. Its ABEC-1 rating provides dependable precision for general applications.

Perfect for scenarios requiring a balance of radial and thrust load capacity, such as gearboxes or wheel hubs. The tapered roller design ensures even load distribution for longer service life.

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Product Parameters

  • Part Number 3784-3730
  • Brand TFL
  • Interchangeable Timken
  • Size 2" x 3.6718" x 1.1876"
  • Bore Dia 2"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6718"
  • 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 0.25"
  • Cup Backface ToClear Radius 0.03"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.76"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.31"
  • 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 3784
  • Cup Part Number 3730
  • 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 1.8 lb

Features

How Is 3784-3730 Bearing Engineered for Reliability?

3784-3730 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 dependable performance in tough conditions.
The steel cage maintains proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in varied environments.

What Makes 3784-3730 Bearing Suitable for High-Temperature Applications?

3784-3730 Bearing operates efficiently in temperatures from -30° to 110°C, making it versatile for different settings.
The chrome steel construction resists wear and maintains performance under heavy loads.
Its standard radial clearance allows for smooth operation, even in demanding applications.
The open design simplifies lubrication, ensuring consistent performance over time.

Structural Advantages of 3784-3730 Bearing

3784-3730 Bearing features a single-row tapered roller design, ideal for handling combined loads.
The precise cone and cup dimensions ensure proper fit and alignment during installation.
Chrome steel components enhance durability, while the steel cage provides stability.
With an ABEC-1 rating, it balances precision and cost-effectiveness for various industrial uses.

Application

Industrial Uses of 3784-3730 Bearing
The 3784-3730 Bearing is widely used in heavy machinery, such as 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 3784-3730 Bearing Used?
You’ll often find the 3784-3730 Bearing in automotive applications like wheel hubs and differentials, thanks to its ability to manage both radial and thrust loads. The inch sizing makes it a straightforward fit for many North American vehicle designs.

Built for Heavy-Duty Use: 3784-3730 Bearing
In industrial settings, the 3784-3730 Bearing excels in conveyor systems and gearboxes, where its open design simplifies lubrication and maintenance. The steel cage adds extra strength, making it reliable for long-term use.

Automotive vs Aerospace: Applications of 3784-3730 Bearing
While the 3784-3730 Bearing is common in trucks and tractors, its precision also suits aerospace components like landing gear systems. The ABEC-1 rating ensures consistent performance across these varied applications.

Perfect Fit for Automation: 3784-3730 Bearing
The 3784-3730 Bearing works well in automated machinery, such as robotic arms, where smooth rotation is key. Its standard radial clearance options allow for flexibility in different operational conditions.

Q&A

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